/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 SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 13:07:47,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 13:07:47,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 13:07:47,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 13:07:47,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 13:07:47,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 13:07:47,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 13:07:47,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 13:07:47,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 13:07:47,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 13:07:47,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 13:07:47,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 13:07:47,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 13:07:47,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 13:07:47,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 13:07:47,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 13:07:47,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 13:07:47,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 13:07:47,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 13:07:47,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 13:07:47,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 13:07:47,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 13:07:47,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 13:07:47,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 13:07:47,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 13:07:47,289 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 13:07:47,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 13:07:47,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 13:07:47,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 13:07:47,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 13:07:47,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 13:07:47,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 13:07:47,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 13:07:47,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 13:07:47,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 13:07:47,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 13:07:47,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 13:07:47,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 13:07:47,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 13:07:47,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 13:07:47,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 13:07:47,300 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 [2020-09-25 13:07:47,324 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 13:07:47,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 13:07:47,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 13:07:47,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 13:07:47,326 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 13:07:47,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 13:07:47,326 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 13:07:47,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 13:07:47,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 13:07:47,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 13:07:47,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 13:07:47,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 13:07:47,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 13:07:47,328 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 13:07:47,328 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 13:07:47,328 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 13:07:47,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 13:07:47,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 13:07:47,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 13:07:47,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 13:07:47,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 13:07:47,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 13:07:47,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 13:07:47,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 13:07:47,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 13:07:47,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 13:07:47,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 13:07:47,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 13:07:47,331 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 13:07:47,331 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 -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; [2020-09-25 13:07:47,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 13:07:47,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 13:07:47,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 13:07:47,825 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 13:07:47,825 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 13:07:47,826 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product17.cil.c [2020-09-25 13:07:47,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6e20a16af/f15e1be7c5e14a03b6ac54cea7ed00d7/FLAG25cb2d21f [2020-09-25 13:07:48,546 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 13:07:48,547 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product17.cil.c [2020-09-25 13:07:48,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6e20a16af/f15e1be7c5e14a03b6ac54cea7ed00d7/FLAG25cb2d21f [2020-09-25 13:07:48,816 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6e20a16af/f15e1be7c5e14a03b6ac54cea7ed00d7 [2020-09-25 13:07:48,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 13:07:48,835 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 13:07:48,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 13:07:48,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 13:07:48,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 13:07:48,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:07:48" (1/1) ... [2020-09-25 13:07:48,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11967da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:07:48, skipping insertion in model container [2020-09-25 13:07:48,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:07:48" (1/1) ... [2020-09-25 13:07:48,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 13:07:48,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 13:07:49,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 13:07:49,418 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 13:07:49,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 13:07:49,540 INFO L208 MainTranslator]: Completed translation [2020-09-25 13:07:49,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:07:49 WrapperNode [2020-09-25 13:07:49,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 13:07:49,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 13:07:49,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 13:07:49,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 13:07:49,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:07:49" (1/1) ... [2020-09-25 13:07:49,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:07:49" (1/1) ... [2020-09-25 13:07:49,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:07:49" (1/1) ... [2020-09-25 13:07:49,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:07:49" (1/1) ... [2020-09-25 13:07:49,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:07:49" (1/1) ... [2020-09-25 13:07:49,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:07:49" (1/1) ... [2020-09-25 13:07:49,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:07:49" (1/1) ... [2020-09-25 13:07:49,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 13:07:49,643 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 13:07:49,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 13:07:49,643 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 13:07:49,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:07:49" (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 [2020-09-25 13:07:49,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 13:07:49,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 13:07:49,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 13:07:49,736 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 13:07:49,737 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 13:07:49,737 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 13:07:49,737 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 13:07:49,737 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 13:07:49,737 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 13:07:49,738 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-25 13:07:49,738 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 13:07:49,738 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 13:07:49,738 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-25 13:07:49,738 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 13:07:49,739 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 13:07:49,739 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 13:07:49,739 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 13:07:49,739 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 13:07:49,739 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 13:07:49,740 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-25 13:07:49,740 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 13:07:49,740 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 13:07:49,741 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 13:07:49,741 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 13:07:49,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 13:07:49,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 13:07:49,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 13:07:49,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 13:07:49,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 13:07:49,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 13:07:49,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 13:07:49,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-25 13:07:49,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-25 13:07:49,743 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 13:07:49,743 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 13:07:49,743 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 13:07:49,743 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 13:07:49,743 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 13:07:49,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 13:07:49,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 13:07:49,744 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 13:07:49,744 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 13:07:49,744 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 13:07:49,744 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 13:07:49,745 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 13:07:49,745 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 13:07:49,745 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 13:07:49,745 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-25 13:07:49,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 13:07:49,746 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 13:07:49,746 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 13:07:49,746 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 13:07:49,746 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 13:07:49,746 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 13:07:49,746 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 13:07:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 13:07:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-25 13:07:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 13:07:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-25 13:07:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-25 13:07:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 13:07:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 13:07:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 13:07:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 13:07:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 13:07:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 13:07:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 13:07:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 13:07:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 13:07:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 13:07:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 13:07:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 13:07:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 13:07:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 13:07:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 13:07:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 13:07:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 13:07:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 13:07:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 13:07:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 13:07:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 13:07:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 13:07:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-25 13:07:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 13:07:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 13:07:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 13:07:49,752 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 13:07:49,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 13:07:49,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 13:07:49,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 13:07:51,047 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 13:07:51,048 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 13:07:51,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:07:51 BoogieIcfgContainer [2020-09-25 13:07:51,057 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 13:07:51,059 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 13:07:51,059 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 13:07:51,063 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 13:07:51,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 01:07:48" (1/3) ... [2020-09-25 13:07:51,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37ee94b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:07:51, skipping insertion in model container [2020-09-25 13:07:51,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:07:49" (2/3) ... [2020-09-25 13:07:51,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37ee94b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:07:51, skipping insertion in model container [2020-09-25 13:07:51,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:07:51" (3/3) ... [2020-09-25 13:07:51,067 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product17.cil.c [2020-09-25 13:07:51,079 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 13:07:51,090 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 13:07:51,112 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 13:07:51,140 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 13:07:51,140 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 13:07:51,140 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 13:07:51,141 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 13:07:51,141 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 13:07:51,141 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 13:07:51,141 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 13:07:51,141 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 13:07:51,166 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states. [2020-09-25 13:07:51,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-09-25 13:07:51,182 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 13:07:51,184 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 13:07:51,184 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 13:07:51,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 13:07:51,191 INFO L82 PathProgramCache]: Analyzing trace with hash 843119476, now seen corresponding path program 1 times [2020-09-25 13:07:51,201 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 13:07:51,201 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [7792838] [2020-09-25 13:07:51,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 13:07:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:07:51,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:07:51,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:07:52,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:07:53,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:07:54,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:07:56,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:07:56,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-09-25 13:07:56,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 13:07:56,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-09-25 13:07:56,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:07:56,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:07:56,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:07:56,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-09-25 13:07:56,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-09-25 13:07:56,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 13:07:57,002 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 13:07:57,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:07:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:07:57,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:07:57,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:07:57,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-25 13:07:57,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:07:57,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 354 [2020-09-25 13:07:57,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:07:57,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:07:57,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:07:57,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:07:57,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-25 13:07:57,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:07:57,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-25 13:07:57,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:07:57,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:07:57,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:07:57,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:07:57,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:07:57,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 13:07:57,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:07:57,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:07:57,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:07:57,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:07:57,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 13:07:57,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:07:57,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-25 13:07:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:07:57,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:07:57,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:07:57,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:07:57,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:07:57,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 13:07:57,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:07:57,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:07:57,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:07:57,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:07:57,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 13:07:57,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:07:57,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-25 13:07:57,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:07:57,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:07:57,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:07:57,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 13:07:57,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:07:57,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 13:07:57,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:07:57,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:07:57,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:07:57,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:07:57,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 13:07:57,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:07:57,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-25 13:07:57,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:07:57,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:07:57,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:07:57,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:07:57,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:07:57,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 13:07:57,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:07:57,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:07:57,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:07:57,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:07:57,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 13:07:57,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:07:57,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-25 13:07:57,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:07:57,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:07:57,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:07:57,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:07:57,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:07:57,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 13:07:57,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:07:57,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:07:57,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:07:57,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:07:57,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 13:07:57,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:07:57,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-25 13:07:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:07:57,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:07:57,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:07:57,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 13:07:57,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:07:57,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 13:07:57,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:07:57,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:07:57,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:07:57,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 13:07:57,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:07:57,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 13:07:57,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-25 13:07:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:07:57,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:07:57,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:07:57,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 13:07:57,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:07:57,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 13:07:57,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:07:57,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:07:57,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:07:57,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 13:07:57,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:07:57,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:07:57,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 13:07:57,698 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [7792838] [2020-09-25 13:07:57,700 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 13:07:57,701 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-25 13:07:57,702 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003687202] [2020-09-25 13:07:57,713 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-25 13:07:57,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 13:07:57,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-25 13:07:57,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-25 13:07:57,736 INFO L87 Difference]: Start difference. First operand 290 states. Second operand 5 states. [2020-09-25 13:07:58,437 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 13:07:59,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 13:07:59,513 INFO L93 Difference]: Finished difference Result 426 states and 504 transitions. [2020-09-25 13:07:59,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-25 13:07:59,516 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 148 [2020-09-25 13:07:59,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 13:07:59,536 INFO L225 Difference]: With dead ends: 426 [2020-09-25 13:07:59,536 INFO L226 Difference]: Without dead ends: 278 [2020-09-25 13:07:59,542 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-25 13:07:59,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2020-09-25 13:07:59,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 233. [2020-09-25 13:07:59,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2020-09-25 13:07:59,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 250 transitions. [2020-09-25 13:07:59,662 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 250 transitions. Word has length 148 [2020-09-25 13:07:59,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 13:07:59,663 INFO L479 AbstractCegarLoop]: Abstraction has 233 states and 250 transitions. [2020-09-25 13:07:59,663 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-25 13:07:59,664 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 250 transitions. [2020-09-25 13:07:59,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-09-25 13:07:59,669 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 13:07:59,669 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 13:07:59,669 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 13:07:59,670 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 13:07:59,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 13:07:59,670 INFO L82 PathProgramCache]: Analyzing trace with hash -1769272689, now seen corresponding path program 1 times [2020-09-25 13:07:59,671 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 13:07:59,671 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1883974962] [2020-09-25 13:07:59,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 13:07:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:07:59,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:00,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:00,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:00,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:01,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:04,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:04,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-09-25 13:08:04,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 13:08:04,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-09-25 13:08:04,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:04,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:04,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-25 13:08:04,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 124 [2020-09-25 13:08:04,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-09-25 13:08:04,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:05,123 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 13:08:05,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:08:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:05,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:05,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:05,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-25 13:08:05,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:05,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-09-25 13:08:05,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:05,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:05,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:08:05,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:05,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:08:05,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:05,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-25 13:08:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:05,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:05,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:05,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:08:05,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:05,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:08:05,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:05,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:05,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:08:05,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:05,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:08:05,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:05,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-25 13:08:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:05,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:05,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:05,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:08:05,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:05,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:08:05,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:05,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:05,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:08:05,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:05,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:08:05,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:05,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-25 13:08:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:05,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:05,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:05,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 13:08:05,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:05,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 13:08:05,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:05,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:05,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:08:05,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:05,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:08:05,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:05,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-25 13:08:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:05,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:05,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:05,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:08:05,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:05,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:08:05,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:05,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:05,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:08:05,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:05,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:08:05,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:05,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-25 13:08:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:05,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:05,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:05,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:08:05,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:05,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 13:08:05,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:05,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:05,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:08:05,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:05,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-25 13:08:05,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:05,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-09-25 13:08:05,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:05,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:05,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:05,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-25 13:08:05,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:05,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 13:08:05,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:05,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:05,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:08:05,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:05,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-25 13:08:05,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:05,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 13:08:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:05,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:05,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:05,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:08:05,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:05,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:08:05,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:05,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:05,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:08:05,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:05,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:08:05,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:05,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-25 13:08:05,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:05,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:05,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:05,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 13:08:05,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:05,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 13:08:05,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:05,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:05,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:08:05,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:05,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 13:08:05,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:05,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-25 13:08:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:05,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:05,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:05,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 13:08:05,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:05,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 13:08:05,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:05,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:05,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:08:05,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:05,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 13:08:05,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:05,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 13:08:05,389 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1883974962] [2020-09-25 13:08:05,390 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 13:08:05,390 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-25 13:08:05,390 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143101020] [2020-09-25 13:08:05,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-25 13:08:05,393 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 13:08:05,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-25 13:08:05,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-09-25 13:08:05,394 INFO L87 Difference]: Start difference. First operand 233 states and 250 transitions. Second operand 6 states. [2020-09-25 13:08:05,974 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 13:08:08,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 13:08:08,350 INFO L93 Difference]: Finished difference Result 522 states and 673 transitions. [2020-09-25 13:08:08,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-25 13:08:08,350 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 157 [2020-09-25 13:08:08,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 13:08:08,361 INFO L225 Difference]: With dead ends: 522 [2020-09-25 13:08:08,361 INFO L226 Difference]: Without dead ends: 519 [2020-09-25 13:08:08,368 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-09-25 13:08:08,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2020-09-25 13:08:08,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 351. [2020-09-25 13:08:08,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 351 states. [2020-09-25 13:08:08,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 391 transitions. [2020-09-25 13:08:08,478 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 391 transitions. Word has length 157 [2020-09-25 13:08:08,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 13:08:08,479 INFO L479 AbstractCegarLoop]: Abstraction has 351 states and 391 transitions. [2020-09-25 13:08:08,479 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-25 13:08:08,479 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 391 transitions. [2020-09-25 13:08:08,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-09-25 13:08:08,483 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 13:08:08,484 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 13:08:08,484 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 13:08:08,484 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 13:08:08,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 13:08:08,485 INFO L82 PathProgramCache]: Analyzing trace with hash -985437395, now seen corresponding path program 1 times [2020-09-25 13:08:08,485 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 13:08:08,486 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1452180368] [2020-09-25 13:08:08,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 13:08:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:08,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:08,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:08,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:09,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:09,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:11,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:12,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:13,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:13,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-09-25 13:08:13,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-09-25 13:08:13,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-09-25 13:08:13,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:13,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:13,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-25 13:08:13,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-09-25 13:08:13,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-09-25 13:08:13,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:14,005 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 13:08:14,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:08:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:14,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:14,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:14,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-25 13:08:14,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:14,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 257 [2020-09-25 13:08:14,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:14,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:14,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:08:14,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:14,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-09-25 13:08:14,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:14,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-25 13:08:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:14,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:14,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:14,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:08:14,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:14,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 13:08:14,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:14,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:14,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:08:14,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:14,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 13:08:14,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:14,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-25 13:08:14,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:14,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:14,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:14,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:08:14,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:14,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 13:08:14,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:14,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:14,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:08:14,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:14,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 13:08:14,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:14,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-25 13:08:14,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:14,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:14,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:14,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 13:08:14,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:14,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 13:08:14,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:14,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:14,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:08:14,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:14,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 13:08:14,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:14,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-25 13:08:14,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:14,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:14,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:14,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:08:14,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:14,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 13:08:14,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:14,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:14,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:08:14,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:14,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 13:08:14,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:14,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-25 13:08:14,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:14,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:14,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:14,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:08:14,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:14,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 13:08:14,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:14,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:14,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:08:14,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:14,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 13:08:14,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:14,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-25 13:08:14,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:14,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:14,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:14,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:14,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:14,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-25 13:08:14,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 13:08:14,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 522 [2020-09-25 13:08:14,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:14,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:14,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 13:08:14,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 13:08:14,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-09-25 13:08:14,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:15,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 13:08:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:15,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:15,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:15,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-25 13:08:15,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:15,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 13:08:15,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:15,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:15,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:08:15,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:15,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 13:08:15,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:15,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 13:08:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:15,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:15,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:15,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:08:15,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:15,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 13:08:15,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:15,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:15,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:08:15,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:15,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 13:08:15,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:15,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 13:08:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:15,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:15,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:15,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-09-25 13:08:15,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:15,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-09-25 13:08:15,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:15,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:15,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 13:08:15,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-09-25 13:08:15,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-25 13:08:15,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:15,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 13:08:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:15,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:15,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:15,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 13:08:15,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:15,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:08:15,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:15,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:15,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:08:15,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:15,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:08:15,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:15,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-25 13:08:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:15,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:15,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:15,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 13:08:15,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:15,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 13:08:15,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:15,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:15,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 13:08:15,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:15,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 13:08:15,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:15,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-09-25 13:08:15,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:15,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:15,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:15,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-25 13:08:15,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:15,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 13:08:15,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:15,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:15,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:08:15,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-25 13:08:15,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:08:15,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:15,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 13:08:15,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:15,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:15,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:15,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:08:15,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:15,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:08:15,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:15,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:08:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:08:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:08:15,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:15,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2020-09-25 13:08:15,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:15,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:15,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:15,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 13:08:15,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:15,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:08:15,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:15,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:15,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:08:15,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 13:08:15,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:08:15,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:15,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-09-25 13:08:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:08:15,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:08:15,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:08:15,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 13:08:15,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:08:15,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:08:15,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:08:15,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:08:15,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:08:15,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 13:08:15,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:08:15,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:08:15,332 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-09-25 13:08:15,333 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1452180368] [2020-09-25 13:08:15,333 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-25 13:08:15,333 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-09-25 13:08:15,334 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730616213] [2020-09-25 13:08:15,335 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-25 13:08:15,335 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 13:08:15,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-25 13:08:15,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-09-25 13:08:15,336 INFO L87 Difference]: Start difference. First operand 351 states and 391 transitions. Second operand 13 states. [2020-09-25 13:08:16,011 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 13:08:17,188 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 13:08:17,721 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-25 13:08:18,077 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-25 13:08:18,483 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-25 13:08:19,209 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-25 13:08:19,889 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-25 13:08:20,416 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 13:08:20,760 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-25 13:08:21,122 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 13:08:21,775 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-25 13:08:22,425 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 193 [2020-09-25 13:08:22,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 13:08:22,940 INFO L93 Difference]: Finished difference Result 569 states and 683 transitions. [2020-09-25 13:08:22,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-25 13:08:22,941 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 211 [2020-09-25 13:08:22,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 13:08:22,942 INFO L225 Difference]: With dead ends: 569 [2020-09-25 13:08:22,942 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 13:08:22,950 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=346, Invalid=986, Unknown=0, NotChecked=0, Total=1332 [2020-09-25 13:08:22,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 13:08:22,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 13:08:22,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 13:08:22,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 13:08:22,952 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 211 [2020-09-25 13:08:22,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 13:08:22,953 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 13:08:22,953 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-25 13:08:22,953 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 13:08:22,953 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 13:08:22,953 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 13:08:22,956 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 13:08:23,198 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:23,375 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:23,562 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:23,737 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:23,923 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:24,118 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:24,297 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:24,472 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 13 [2020-09-25 13:08:24,654 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:24,850 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 13 [2020-09-25 13:08:24,997 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 13:08:25,292 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-25 13:08:25,574 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-25 13:08:25,859 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-25 13:08:26,141 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-25 13:08:26,440 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-25 13:08:26,729 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-25 13:08:26,999 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-25 13:08:27,262 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-25 13:08:27,530 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-25 13:08:27,795 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-25 13:08:27,971 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:28,134 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:28,307 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:28,481 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:28,653 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:28,825 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:28,992 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:29,166 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:29,339 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:29,502 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:29,667 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:29,830 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:29,992 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:30,165 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:30,327 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:30,500 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:30,672 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:30,835 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:31,007 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:31,179 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:31,382 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:31,542 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 13 [2020-09-25 13:08:31,720 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:31,884 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:32,064 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:32,236 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:32,410 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:32,572 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:32,752 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:32,953 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:33,116 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:33,290 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:33,470 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:33,624 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 13 [2020-09-25 13:08:33,787 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:33,960 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:34,133 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:34,306 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:34,469 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:34,641 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:34,814 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:34,991 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:35,157 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 13 [2020-09-25 13:08:35,450 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-25 13:08:35,742 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-25 13:08:36,034 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-25 13:08:36,311 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-25 13:08:36,604 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-25 13:08:36,897 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-25 13:08:37,180 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-25 13:08:37,467 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-25 13:08:37,758 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-25 13:08:38,036 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-25 13:08:38,217 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:38,379 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:38,552 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:38,716 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 13:08:38,893 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 13:08:39,374 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 16 [2020-09-25 13:08:39,593 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 30 [2020-09-25 13:08:39,801 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 1 [2020-09-25 13:08:40,071 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 30 [2020-09-25 13:08:40,376 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 30