/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=1.0 --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_spec5_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 08:47:14,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 08:47:14,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 08:47:14,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 08:47:14,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 08:47:14,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 08:47:14,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 08:47:14,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 08:47:14,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 08:47:14,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 08:47:14,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 08:47:14,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 08:47:14,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 08:47:14,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 08:47:14,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 08:47:14,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 08:47:14,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 08:47:14,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 08:47:14,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 08:47:14,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 08:47:14,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 08:47:14,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 08:47:14,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 08:47:14,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 08:47:14,402 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 08:47:14,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 08:47:14,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 08:47:14,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 08:47:14,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 08:47:14,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 08:47:14,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 08:47:14,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 08:47:14,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 08:47:14,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 08:47:14,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 08:47:14,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 08:47:14,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 08:47:14,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 08:47:14,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 08:47:14,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 08:47:14,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 08:47:14,424 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 08:47:14,478 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 08:47:14,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 08:47:14,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 08:47:14,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 08:47:14,480 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 08:47:14,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 08:47:14,480 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 08:47:14,481 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 08:47:14,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 08:47:14,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 08:47:14,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 08:47:14,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 08:47:14,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 08:47:14,482 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 08:47:14,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 08:47:14,482 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 08:47:14,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 08:47:14,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 08:47:14,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 08:47:14,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 08:47:14,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 08:47:14,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 08:47:14,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 08:47:14,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 08:47:14,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 08:47:14,484 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 08:47:14,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 08:47:14,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 08:47:14,485 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 08:47:14,485 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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; [2020-09-25 08:47:14,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 08:47:14,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 08:47:14,951 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 08:47:14,953 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 08:47:14,953 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 08:47:14,954 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c [2020-09-25 08:47:15,050 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d327f26ea/10c5447ab5884795909533e77e0860b1/FLAGeaf5a664d [2020-09-25 08:47:15,642 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 08:47:15,643 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c [2020-09-25 08:47:15,660 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d327f26ea/10c5447ab5884795909533e77e0860b1/FLAGeaf5a664d [2020-09-25 08:47:15,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d327f26ea/10c5447ab5884795909533e77e0860b1 [2020-09-25 08:47:15,931 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 08:47:15,936 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 08:47:15,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 08:47:15,941 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 08:47:15,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 08:47:15,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 08:47:15" (1/1) ... [2020-09-25 08:47:15,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28d6e00c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:47:15, skipping insertion in model container [2020-09-25 08:47:15,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 08:47:15" (1/1) ... [2020-09-25 08:47:15,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 08:47:16,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 08:47:16,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 08:47:16,479 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 08:47:16,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 08:47:16,671 INFO L208 MainTranslator]: Completed translation [2020-09-25 08:47:16,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:47:16 WrapperNode [2020-09-25 08:47:16,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 08:47:16,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 08:47:16,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 08:47:16,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 08:47:16,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:47:16" (1/1) ... [2020-09-25 08:47:16,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:47:16" (1/1) ... [2020-09-25 08:47:16,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:47:16" (1/1) ... [2020-09-25 08:47:16,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:47:16" (1/1) ... [2020-09-25 08:47:16,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:47:16" (1/1) ... [2020-09-25 08:47:16,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:47:16" (1/1) ... [2020-09-25 08:47:16,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:47:16" (1/1) ... [2020-09-25 08:47:16,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 08:47:16,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 08:47:16,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 08:47:16,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 08:47:16,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:47:16" (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 08:47:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 08:47:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 08:47:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 08:47:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 08:47:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 08:47:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 08:47:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 08:47:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 08:47:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 08:47:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 08:47:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 08:47:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 08:47:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 08:47:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-25 08:47:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-25 08:47:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-25 08:47:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 08:47:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 08:47:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 08:47:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 08:47:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 08:47:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 08:47:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 08:47:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 08:47:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 08:47:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 08:47:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 08:47:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 08:47:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 08:47:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-25 08:47:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 08:47:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-09-25 08:47:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 08:47:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 08:47:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 08:47:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 08:47:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 08:47:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 08:47:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 08:47:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 08:47:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 08:47:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 08:47:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 08:47:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 08:47:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 08:47:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 08:47:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 08:47:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 08:47:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 08:47:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 08:47:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 08:47:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 08:47:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 08:47:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 08:47:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 08:47:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 08:47:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 08:47:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 08:47:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 08:47:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 08:47:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 08:47:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 08:47:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 08:47:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 08:47:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 08:47:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-25 08:47:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-25 08:47:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-25 08:47:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 08:47:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 08:47:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 08:47:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 08:47:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 08:47:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 08:47:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 08:47:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 08:47:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 08:47:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 08:47:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 08:47:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 08:47:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 08:47:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 08:47:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 08:47:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 08:47:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-25 08:47:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 08:47:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-09-25 08:47:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 08:47:16,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 08:47:16,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 08:47:18,147 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 08:47:18,147 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 08:47:18,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 08:47:18 BoogieIcfgContainer [2020-09-25 08:47:18,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 08:47:18,160 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 08:47:18,160 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 08:47:18,164 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 08:47:18,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 08:47:15" (1/3) ... [2020-09-25 08:47:18,165 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5463f7ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 08:47:18, skipping insertion in model container [2020-09-25 08:47:18,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:47:16" (2/3) ... [2020-09-25 08:47:18,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5463f7ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 08:47:18, skipping insertion in model container [2020-09-25 08:47:18,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 08:47:18" (3/3) ... [2020-09-25 08:47:18,169 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product13.cil.c [2020-09-25 08:47:18,182 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 08:47:18,197 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 08:47:18,221 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 08:47:18,267 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 08:47:18,268 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 08:47:18,268 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 08:47:18,268 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 08:47:18,268 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 08:47:18,268 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 08:47:18,268 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 08:47:18,269 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 08:47:18,297 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2020-09-25 08:47:18,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-25 08:47:18,315 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 08:47:18,317 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 08:47:18,317 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 08:47:18,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 08:47:18,325 INFO L82 PathProgramCache]: Analyzing trace with hash 1387174112, now seen corresponding path program 1 times [2020-09-25 08:47:18,335 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 08:47:18,336 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1464159720] [2020-09-25 08:47:18,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 08:47:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:18,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:19,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:19,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:19,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:21,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:23,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:23,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-09-25 08:47:23,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 08:47:23,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5037 [2020-09-25 08:47:23,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:23,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:23,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:47:23,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-09-25 08:47:23,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-09-25 08:47:23,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-25 08:47:24,322 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 08:47:24,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 08:47:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:24,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:24,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:24,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-25 08:47:24,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:24,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 317 [2020-09-25 08:47:24,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:24,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:47:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-09-25 08:47:24,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:24,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-25 08:47:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:24,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:24,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:24,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 08:47:24,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:24,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 08:47:24,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:24,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:24,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:47:24,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:24,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 08:47:24,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:24,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-25 08:47:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:24,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:24,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:24,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 08:47:24,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:24,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 08:47:24,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:24,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:24,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:47:24,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:24,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 08:47:24,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:24,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-25 08:47:24,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:24,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:24,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:24,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 08:47:24,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:24,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 08:47:24,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:24,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:24,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:47:24,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:24,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 08:47:24,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:24,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-25 08:47:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:24,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:24,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:24,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 08:47:24,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:24,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 08:47:24,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:24,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:24,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:47:24,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:24,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 08:47:24,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 08:47:24,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-25 08:47:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:24,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:24,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:24,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:47:24,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:24,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 08:47:24,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:24,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:24,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:47:24,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:24,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 08:47:24,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:24,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 08:47:24,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:24,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:24,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:24,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-25 08:47:24,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:24,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 08:47:24,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:24,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:24,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:47:24,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:24,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-25 08:47:24,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:24,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 08:47:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:24,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:24,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:24,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 08:47:24,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:24,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 08:47:24,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:24,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:24,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:47:24,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:24,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:47:24,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:24,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-25 08:47:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:24,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:24,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:24,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 08:47:24,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:24,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 08:47:24,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:24,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:24,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:47:24,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 08:47:24,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:47:24,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:24,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-25 08:47:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:24,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:24,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:24,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 08:47:24,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:24,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 08:47:24,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:24,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:24,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:47:24,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 08:47:24,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:47:24,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:24,967 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-25 08:47:24,968 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1464159720] [2020-09-25 08:47:24,970 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 08:47:24,970 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-25 08:47:24,971 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297918601] [2020-09-25 08:47:24,982 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-25 08:47:24,982 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 08:47:25,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-25 08:47:25,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-25 08:47:25,004 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 5 states. [2020-09-25 08:47:25,635 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:47:26,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 08:47:26,487 INFO L93 Difference]: Finished difference Result 419 states and 492 transitions. [2020-09-25 08:47:26,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-25 08:47:26,489 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2020-09-25 08:47:26,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 08:47:26,521 INFO L225 Difference]: With dead ends: 419 [2020-09-25 08:47:26,521 INFO L226 Difference]: Without dead ends: 273 [2020-09-25 08:47:26,529 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-25 08:47:26,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2020-09-25 08:47:26,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 231. [2020-09-25 08:47:26,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2020-09-25 08:47:26,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 248 transitions. [2020-09-25 08:47:26,631 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 248 transitions. Word has length 160 [2020-09-25 08:47:26,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 08:47:26,632 INFO L479 AbstractCegarLoop]: Abstraction has 231 states and 248 transitions. [2020-09-25 08:47:26,632 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-25 08:47:26,632 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 248 transitions. [2020-09-25 08:47:26,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-09-25 08:47:26,637 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 08:47:26,637 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 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 08:47:26,638 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 08:47:26,638 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 08:47:26,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 08:47:26,639 INFO L82 PathProgramCache]: Analyzing trace with hash 135045502, now seen corresponding path program 1 times [2020-09-25 08:47:26,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 08:47:26,639 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1462999901] [2020-09-25 08:47:26,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 08:47:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:26,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:26,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:27,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:31,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:31,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:31,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-09-25 08:47:31,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 08:47:31,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-09-25 08:47:31,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:31,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:31,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-25 08:47:31,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 160 [2020-09-25 08:47:31,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-09-25 08:47:31,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 08:47:32,022 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 08:47:32,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 08:47:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:32,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:32,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:32,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-25 08:47:32,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:32,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-09-25 08:47:32,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:32,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:32,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:47:32,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:32,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:47:32,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:32,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-25 08:47:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:32,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:32,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:32,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 08:47:32,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:32,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 08:47:32,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:32,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:32,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:47:32,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:32,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:47:32,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:32,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-25 08:47:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:32,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:32,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:32,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 08:47:32,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:32,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 08:47:32,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:32,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:32,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:47:32,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:32,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:47:32,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 08:47:32,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-25 08:47:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:32,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:32,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:32,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 08:47:32,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:32,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 08:47:32,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:32,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:32,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:47:32,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:32,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:47:32,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:32,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-25 08:47:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:32,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:32,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:32,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 08:47:32,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:32,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 08:47:32,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:32,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:32,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:47:32,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:32,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:47:32,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:32,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-25 08:47:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:32,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:32,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:32,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:47:32,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:32,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 08:47:32,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:32,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:32,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:47:32,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:32,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:47:32,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 08:47:32,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 08:47:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:32,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:32,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:32,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-25 08:47:32,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:32,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 08:47:32,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:32,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:32,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 08:47:32,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:32,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-25 08:47:32,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 08:47:32,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 08:47:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:32,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:32,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:32,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 08:47:32,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:32,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 08:47:32,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:32,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:32,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 08:47:32,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:32,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 08:47:32,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:32,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-25 08:47:32,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:32,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:32,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:32,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-25 08:47:32,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:32,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 08:47:32,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:32,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:32,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 08:47:32,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-25 08:47:32,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-25 08:47:32,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 08:47:32,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 08:47:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:32,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:32,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:32,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 08:47:32,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:32,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 08:47:32,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:32,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:32,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:47:32,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:32,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 08:47:32,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:32,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-09-25 08:47:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:32,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:32,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:32,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 08:47:32,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:32,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 08:47:32,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:32,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:32,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:47:32,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:32,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 08:47:32,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:47:32,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-09-25 08:47:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:47:32,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:47:32,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:47:32,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 08:47:32,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:47:32,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 08:47:32,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:47:32,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 08:47:32,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 08:47:32,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:47:32,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 08:47:32,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 08:47:32,423 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-25 08:47:32,424 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1462999901] [2020-09-25 08:47:32,424 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 08:47:32,424 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-25 08:47:32,425 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628829461] [2020-09-25 08:47:32,428 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-25 08:47:32,429 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 08:47:32,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-25 08:47:32,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-09-25 08:47:32,429 INFO L87 Difference]: Start difference. First operand 231 states and 248 transitions. Second operand 12 states. [2020-09-25 08:47:33,556 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:47:33,898 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 08:47:34,311 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:47:34,817 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 08:47:35,133 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 08:47:35,946 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:36,286 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:36,708 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:37,015 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:37,302 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:37,613 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:37,994 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:38,901 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:39,214 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:39,542 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 08:47:39,883 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-25 08:47:40,301 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:40,709 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 08:47:41,335 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:41,756 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:42,135 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:43,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 08:47:43,770 INFO L93 Difference]: Finished difference Result 673 states and 862 transitions. [2020-09-25 08:47:43,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-09-25 08:47:43,771 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 178 [2020-09-25 08:47:43,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 08:47:43,773 INFO L225 Difference]: With dead ends: 673 [2020-09-25 08:47:43,774 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 08:47:43,782 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 363 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=390, Invalid=1332, Unknown=0, NotChecked=0, Total=1722 [2020-09-25 08:47:43,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 08:47:43,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 08:47:43,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 08:47:43,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 08:47:43,785 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178 [2020-09-25 08:47:43,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 08:47:43,785 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 08:47:43,785 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-25 08:47:43,785 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 08:47:43,785 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 08:47:43,786 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 08:47:43,788 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 08:47:43,981 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:47:44,167 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:44,342 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:44,524 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:44,686 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:44,853 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:45,016 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:47:45,304 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-25 08:47:45,464 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:47:45,628 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:45,794 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:45,956 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:46,119 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:46,283 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:46,451 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:46,615 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:46,775 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:46,935 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:47,093 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:47,251 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:47,408 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:47,566 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:47,714 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:47:47,868 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:48,025 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:48,319 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-25 08:47:48,589 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-25 08:47:48,847 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-25 08:47:49,101 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-25 08:47:49,351 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-25 08:47:49,600 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-25 08:47:49,759 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:49,911 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:50,069 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:50,222 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:50,379 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:50,532 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:50,686 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:50,868 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:51,021 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:51,179 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:51,332 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:51,490 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:51,643 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:51,795 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:51,952 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:52,110 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:52,269 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:52,426 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:52,583 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:52,726 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 08:47:52,983 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:53,136 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:53,293 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:53,446 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:53,605 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:53,754 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:47:53,906 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:54,058 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:54,215 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:54,363 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:47:54,515 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:54,668 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:54,821 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:54,978 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:55,126 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:47:55,279 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:55,437 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:55,590 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:55,747 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:55,900 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:56,054 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:56,211 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:56,364 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:56,522 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:56,674 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:56,831 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:56,983 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:57,140 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:57,293 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:57,445 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:57,593 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:47:57,746 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:57,903 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:58,059 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:58,212 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:58,365 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:58,518 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:58,666 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:47:58,822 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:58,974 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:47:59,126 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:47:59,285 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:59,433 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:47:59,581 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:47:59,738 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:47:59,886 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:48:00,033 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:48:00,181 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:48:00,339 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:00,487 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:48:00,639 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:48:00,799 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:00,952 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:48:01,105 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:48:01,258 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:48:01,410 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:48:01,567 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:01,715 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:48:01,816 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 17 [2020-09-25 08:48:01,977 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:02,134 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:02,381 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-25 08:48:02,539 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:02,696 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:02,855 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:03,012 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:03,170 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:03,331 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:03,479 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:48:03,641 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:03,801 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:03,966 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:04,123 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:04,282 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:04,559 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-25 08:48:04,812 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-25 08:48:05,057 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-25 08:48:05,307 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-25 08:48:05,560 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-25 08:48:05,808 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-25 08:48:05,957 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:48:06,116 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:06,268 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:48:06,416 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:48:06,564 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:48:06,720 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:06,877 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:07,030 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:48:07,185 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:48:07,337 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:48:07,486 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:48:07,644 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:07,796 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:48:07,953 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:08,111 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:08,267 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:08,424 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 08:48:08,576 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:48:08,729 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 08:48:08,885 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 08:48:09,034 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 08:48:09,686 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-25 08:48:09,905 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2020-09-25 08:48:10,278 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11 [2020-09-25 08:48:10,470 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2020-09-25 08:48:10,689 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 08:48:10,907 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2020-09-25 08:48:11,207 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-09-25 08:48:11,380 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 15 [2020-09-25 08:48:11,603 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 22 [2020-09-25 08:48:11,811 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-09-25 08:48:12,014 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-09-25 08:48:12,259 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 15 [2020-09-25 08:48:12,527 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 08:48:12,956 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 15 [2020-09-25 08:48:13,173 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-09-25 08:48:13,380 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-09-25 08:48:13,598 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-25 08:48:13,987 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-25 08:48:14,204 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2020-09-25 08:48:14,423 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2020-09-25 08:48:14,833 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8