/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=0.4 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 05:07:00,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 05:07:00,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 05:07:00,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 05:07:00,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 05:07:00,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 05:07:00,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 05:07:00,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 05:07:00,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 05:07:00,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 05:07:00,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 05:07:00,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 05:07:00,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 05:07:00,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 05:07:00,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 05:07:00,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 05:07:00,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 05:07:00,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 05:07:00,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 05:07:00,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 05:07:00,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 05:07:00,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 05:07:00,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 05:07:00,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 05:07:00,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 05:07:00,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 05:07:00,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 05:07:00,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 05:07:00,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 05:07:00,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 05:07:00,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 05:07:00,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 05:07:00,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 05:07:00,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 05:07:00,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 05:07:00,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 05:07:00,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 05:07:00,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 05:07:00,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 05:07:00,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 05:07:00,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 05:07:00,357 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 05:07:00,386 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 05:07:00,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 05:07:00,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 05:07:00,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 05:07:00,388 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 05:07:00,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 05:07:00,388 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 05:07:00,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 05:07:00,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 05:07:00,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 05:07:00,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 05:07:00,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 05:07:00,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 05:07:00,390 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 05:07:00,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 05:07:00,390 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 05:07:00,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 05:07:00,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 05:07:00,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 05:07:00,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 05:07:00,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 05:07:00,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 05:07:00,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 05:07:00,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 05:07:00,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 05:07:00,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 05:07:00,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 05:07:00,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 05:07:00,393 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 05:07:00,393 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=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; [2020-09-25 05:07:01,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 05:07:01,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 05:07:01,534 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 05:07:01,536 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 05:07:01,537 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 05:07:01,539 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c [2020-09-25 05:07:01,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9ac7aa5d/3197beb3b67c48c7afbe608f89fad737/FLAGa992cbc72 [2020-09-25 05:07:02,265 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 05:07:02,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c [2020-09-25 05:07:02,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9ac7aa5d/3197beb3b67c48c7afbe608f89fad737/FLAGa992cbc72 [2020-09-25 05:07:02,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9ac7aa5d/3197beb3b67c48c7afbe608f89fad737 [2020-09-25 05:07:02,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 05:07:02,589 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 05:07:02,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 05:07:02,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 05:07:02,599 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 05:07:02,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:07:02" (1/1) ... [2020-09-25 05:07:02,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d96e6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:02, skipping insertion in model container [2020-09-25 05:07:02,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:07:02" (1/1) ... [2020-09-25 05:07:02,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 05:07:02,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 05:07:03,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 05:07:03,207 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 05:07:03,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 05:07:03,377 INFO L208 MainTranslator]: Completed translation [2020-09-25 05:07:03,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:03 WrapperNode [2020-09-25 05:07:03,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 05:07:03,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 05:07:03,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 05:07:03,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 05:07:03,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:03" (1/1) ... [2020-09-25 05:07:03,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:03" (1/1) ... [2020-09-25 05:07:03,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:03" (1/1) ... [2020-09-25 05:07:03,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:03" (1/1) ... [2020-09-25 05:07:03,451 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:03" (1/1) ... [2020-09-25 05:07:03,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:03" (1/1) ... [2020-09-25 05:07:03,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:03" (1/1) ... [2020-09-25 05:07:03,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 05:07:03,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 05:07:03,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 05:07:03,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 05:07:03,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:03" (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 05:07:03,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 05:07:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 05:07:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 05:07:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 05:07:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 05:07:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 05:07:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 05:07:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 05:07:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 05:07:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-09-25 05:07:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 05:07:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 05:07:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-25 05:07:03,585 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 05:07:03,585 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 05:07:03,586 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 05:07:03,586 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 05:07:03,586 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 05:07:03,586 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 05:07:03,586 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-25 05:07:03,587 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 05:07:03,587 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 05:07:03,587 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 05:07:03,587 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 05:07:03,588 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 05:07:03,588 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 05:07:03,589 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 05:07:03,589 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 05:07:03,589 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 05:07:03,589 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 05:07:03,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 05:07:03,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 05:07:03,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 05:07:03,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 05:07:03,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 05:07:03,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 05:07:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 05:07:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 05:07:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 05:07:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 05:07:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 05:07:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 05:07:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 05:07:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 05:07:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 05:07:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 05:07:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 05:07:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 05:07:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-09-25 05:07:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 05:07:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 05:07:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 05:07:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 05:07:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-25 05:07:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 05:07:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-25 05:07:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 05:07:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 05:07:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 05:07:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 05:07:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 05:07:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 05:07:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 05:07:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 05:07:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 05:07:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 05:07:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 05:07:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 05:07:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 05:07:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 05:07:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 05:07:03,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 05:07:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 05:07:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 05:07:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 05:07:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 05:07:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 05:07:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 05:07:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 05:07:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 05:07:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 05:07:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 05:07:03,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 05:07:03,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 05:07:03,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 05:07:03,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 05:07:04,782 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 05:07:04,782 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 05:07:04,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:07:04 BoogieIcfgContainer [2020-09-25 05:07:04,790 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 05:07:04,791 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 05:07:04,791 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 05:07:04,795 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 05:07:04,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 05:07:02" (1/3) ... [2020-09-25 05:07:04,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@532b199d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 05:07:04, skipping insertion in model container [2020-09-25 05:07:04,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:03" (2/3) ... [2020-09-25 05:07:04,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@532b199d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 05:07:04, skipping insertion in model container [2020-09-25 05:07:04,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:07:04" (3/3) ... [2020-09-25 05:07:04,799 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product07.cil.c [2020-09-25 05:07:04,811 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 05:07:04,820 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 05:07:04,843 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 05:07:04,878 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 05:07:04,878 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 05:07:04,878 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 05:07:04,878 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 05:07:04,878 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 05:07:04,879 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 05:07:04,879 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 05:07:04,879 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 05:07:04,908 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states. [2020-09-25 05:07:04,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-25 05:07:04,927 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:07:04,928 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 05:07:04,929 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:07:04,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:07:04,937 INFO L82 PathProgramCache]: Analyzing trace with hash 1840105278, now seen corresponding path program 1 times [2020-09-25 05:07:04,949 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:07:04,949 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1003843626] [2020-09-25 05:07:04,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:07:05,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:05,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:05,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:07,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:08,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:09,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:10,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:10,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-09-25 05:07:10,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 05:07:10,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-09-25 05:07:10,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:10,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:10,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:10,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-09-25 05:07:10,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:10,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-25 05:07:10,850 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:07:10,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:07:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:10,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:11,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:11,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 05:07:11,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:11,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 134 [2020-09-25 05:07:11,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:11,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:11,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:11,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:11,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:11,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:11,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 05:07:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:11,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:11,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:11,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:11,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:11,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:07:11,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:11,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:11,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:11,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:11,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:11,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:11,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 05:07:11,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:11,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:11,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:11,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:11,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:11,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:07:11,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:11,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:11,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:11,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:11,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:11,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:11,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 05:07:11,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:11,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:11,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:11,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:11,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:11,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 05:07:11,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:11,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:11,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:11,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:11,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:11,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:11,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 05:07:11,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:11,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:11,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:11,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:11,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:11,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:07:11,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:11,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:11,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:11,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:11,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:11,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:11,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 05:07:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:11,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:11,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:11,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:11,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:11,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 05:07:11,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:11,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:11,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:11,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:07:11,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:11,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 05:07:11,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 05:07:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:11,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:11,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:11,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:11,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:11,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:07:11,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:11,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:11,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:11,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:07:11,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:11,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:11,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 05:07:11,211 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1003843626] [2020-09-25 05:07:11,213 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:07:11,214 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-25 05:07:11,215 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761233590] [2020-09-25 05:07:11,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-25 05:07:11,226 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:07:11,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-25 05:07:11,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 05:07:11,247 INFO L87 Difference]: Start difference. First operand 270 states. Second operand 3 states. [2020-09-25 05:07:12,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:07:12,561 INFO L93 Difference]: Finished difference Result 405 states and 490 transitions. [2020-09-25 05:07:12,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-25 05:07:12,563 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-09-25 05:07:12,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:07:12,584 INFO L225 Difference]: With dead ends: 405 [2020-09-25 05:07:12,584 INFO L226 Difference]: Without dead ends: 260 [2020-09-25 05:07:12,590 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 05:07:12,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-09-25 05:07:12,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 219. [2020-09-25 05:07:12,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2020-09-25 05:07:12,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 238 transitions. [2020-09-25 05:07:12,719 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 238 transitions. Word has length 142 [2020-09-25 05:07:12,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:07:12,720 INFO L479 AbstractCegarLoop]: Abstraction has 219 states and 238 transitions. [2020-09-25 05:07:12,721 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-25 05:07:12,721 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 238 transitions. [2020-09-25 05:07:12,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-09-25 05:07:12,725 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:07:12,726 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 05:07:12,726 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 05:07:12,726 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:07:12,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:07:12,727 INFO L82 PathProgramCache]: Analyzing trace with hash 690017101, now seen corresponding path program 1 times [2020-09-25 05:07:12,727 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:07:12,727 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [460187315] [2020-09-25 05:07:12,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:07:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:12,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:12,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:14,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:14,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:15,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:17,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:17,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-09-25 05:07:17,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 05:07:17,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-09-25 05:07:17,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:17,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:17,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:07:17,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-09-25 05:07:17,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 05:07:17,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:18,121 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:07:18,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:07:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:18,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:18,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:18,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 05:07:18,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:18,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-09-25 05:07:18,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:18,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:18,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:18,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:18,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:18,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:18,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 05:07:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:18,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:18,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:18,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:18,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:18,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:07:18,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:18,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:18,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:18,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:18,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 05:07:18,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:18,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:18,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:18,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:18,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:18,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:07:18,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:18,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:18,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:18,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:18,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:18,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 05:07:18,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 05:07:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:18,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:18,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:18,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:18,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:18,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:07:18,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:18,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:18,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:18,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:18,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:18,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:18,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 05:07:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:18,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:18,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:18,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:18,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:18,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:07:18,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:18,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:18,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:18,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:18,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:18,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:18,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-25 05:07:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:18,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:18,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:18,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:18,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:18,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:07:18,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:18,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:18,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:18,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:07:18,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:18,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 32 [2020-09-25 05:07:18,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-25 05:07:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:18,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:18,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:18,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:18,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:18,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 05:07:18,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:18,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:18,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:18,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:07:18,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:18,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:18,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 05:07:18,386 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [460187315] [2020-09-25 05:07:18,387 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:07:18,387 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-25 05:07:18,387 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51435955] [2020-09-25 05:07:18,391 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-25 05:07:18,391 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:07:18,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-25 05:07:18,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-25 05:07:18,392 INFO L87 Difference]: Start difference. First operand 219 states and 238 transitions. Second operand 4 states. [2020-09-25 05:07:19,066 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:07:19,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:07:19,879 INFO L93 Difference]: Finished difference Result 316 states and 357 transitions. [2020-09-25 05:07:19,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-25 05:07:19,880 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 143 [2020-09-25 05:07:19,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:07:19,885 INFO L225 Difference]: With dead ends: 316 [2020-09-25 05:07:19,885 INFO L226 Difference]: Without dead ends: 243 [2020-09-25 05:07:19,887 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-25 05:07:19,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2020-09-25 05:07:19,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 209. [2020-09-25 05:07:19,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2020-09-25 05:07:19,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 225 transitions. [2020-09-25 05:07:19,926 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 225 transitions. Word has length 143 [2020-09-25 05:07:19,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:07:19,927 INFO L479 AbstractCegarLoop]: Abstraction has 209 states and 225 transitions. [2020-09-25 05:07:19,927 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-25 05:07:19,927 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 225 transitions. [2020-09-25 05:07:19,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-09-25 05:07:19,930 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:07:19,930 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 05:07:19,931 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 05:07:19,931 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:07:19,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:07:19,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1506164667, now seen corresponding path program 1 times [2020-09-25 05:07:19,932 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:07:19,932 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1938282308] [2020-09-25 05:07:19,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:07:19,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:20,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:20,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:21,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:21,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:25,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:25,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-09-25 05:07:25,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 05:07:25,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-09-25 05:07:25,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:25,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:25,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 05:07:25,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-09-25 05:07:25,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-09-25 05:07:25,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:25,345 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:07:25,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:07:25,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:25,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:25,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:25,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 05:07:25,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:25,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 238 [2020-09-25 05:07:25,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:25,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:25,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:07:25,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:25,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-25 05:07:25,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 05:07:25,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 05:07:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:25,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:25,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:25,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:25,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:25,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:07:25,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:25,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:25,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:07:25,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:25,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 05:07:25,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:25,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 05:07:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:25,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:25,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:25,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:25,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:25,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:07:25,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:25,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:25,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:07:25,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:25,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 05:07:25,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:25,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 05:07:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:25,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:25,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:25,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:25,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:25,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 05:07:25,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:25,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:25,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:07:25,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:25,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 05:07:25,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:25,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 05:07:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:25,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:25,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:25,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:25,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:25,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:07:25,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:25,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:25,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:07:25,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:25,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 05:07:25,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:25,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 05:07:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:25,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:25,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:25,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:25,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:25,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:07:25,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:25,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:25,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:25,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:07:25,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:25,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:25,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-09-25 05:07:25,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:25,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:25,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:25,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:25,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:25,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:07:25,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:25,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:25,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:25,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:07:25,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:25,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 76 [2020-09-25 05:07:25,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 05:07:25,863 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1938282308] [2020-09-25 05:07:25,863 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:07:25,864 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-25 05:07:25,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986137289] [2020-09-25 05:07:25,868 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-25 05:07:25,869 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:07:25,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-25 05:07:25,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-25 05:07:25,873 INFO L87 Difference]: Start difference. First operand 209 states and 225 transitions. Second operand 5 states. [2020-09-25 05:07:26,417 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 05:07:27,084 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:07:28,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:07:28,466 INFO L93 Difference]: Finished difference Result 534 states and 620 transitions. [2020-09-25 05:07:28,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-25 05:07:28,468 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 152 [2020-09-25 05:07:28,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:07:28,474 INFO L225 Difference]: With dead ends: 534 [2020-09-25 05:07:28,474 INFO L226 Difference]: Without dead ends: 435 [2020-09-25 05:07:28,475 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-25 05:07:28,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2020-09-25 05:07:28,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 372. [2020-09-25 05:07:28,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2020-09-25 05:07:28,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 418 transitions. [2020-09-25 05:07:28,549 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 418 transitions. Word has length 152 [2020-09-25 05:07:28,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:07:28,550 INFO L479 AbstractCegarLoop]: Abstraction has 372 states and 418 transitions. [2020-09-25 05:07:28,550 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-25 05:07:28,551 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 418 transitions. [2020-09-25 05:07:28,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-25 05:07:28,554 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:07:28,554 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 05:07:28,554 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 05:07:28,554 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:07:28,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:07:28,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1864844288, now seen corresponding path program 1 times [2020-09-25 05:07:28,555 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:07:28,555 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2046166651] [2020-09-25 05:07:28,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:07:28,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:28,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:29,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:29,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:30,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:33,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:33,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-09-25 05:07:33,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 05:07:33,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-09-25 05:07:33,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:33,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:33,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 05:07:33,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 146 [2020-09-25 05:07:33,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-09-25 05:07:33,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 05:07:33,933 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:07:33,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:07:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:33,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:34,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:34,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 05:07:34,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:34,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-09-25 05:07:34,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:34,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:34,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:34,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:34,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:34,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:34,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 05:07:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:34,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:34,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:34,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:34,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:34,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:07:34,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:34,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:34,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:34,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:34,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:34,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:34,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 05:07:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:34,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:34,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:34,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:34,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:34,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:07:34,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:34,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:34,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:34,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:34,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:34,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:34,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 05:07:34,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:34,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:34,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:34,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:34,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:34,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:07:34,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:34,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:34,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:34,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:34,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:34,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:34,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 05:07:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:34,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:34,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:34,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:34,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:34,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 05:07:34,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:34,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:34,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:34,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:34,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:34,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:34,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-09-25 05:07:34,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:34,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:34,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:34,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:34,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-25 05:07:34,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 05:07:34,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 05:07:34,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:34,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:34,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:07:34,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:34,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 05:07:34,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:34,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 05:07:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:34,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:34,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:34,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:34,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:34,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:07:34,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:34,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:34,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:07:34,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:34,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 05:07:34,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:34,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-25 05:07:34,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:34,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:34,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:34,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:34,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:34,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:07:34,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:34,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:34,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:07:34,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:34,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 05:07:34,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:34,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-25 05:07:34,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:34,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:34,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:34,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:34,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:34,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 05:07:34,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:34,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:34,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 05:07:34,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:34,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 05:07:34,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 05:07:34,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 05:07:34,405 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2046166651] [2020-09-25 05:07:34,405 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:07:34,405 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 05:07:34,405 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967944849] [2020-09-25 05:07:34,406 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 05:07:34,407 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:07:34,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 05:07:34,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-25 05:07:34,407 INFO L87 Difference]: Start difference. First operand 372 states and 418 transitions. Second operand 9 states. [2020-09-25 05:07:34,944 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 05:07:36,380 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-09-25 05:07:37,012 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 191 [2020-09-25 05:07:37,367 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:37,709 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 05:07:38,004 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:38,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:07:38,119 INFO L93 Difference]: Finished difference Result 608 states and 710 transitions. [2020-09-25 05:07:38,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-25 05:07:38,119 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 160 [2020-09-25 05:07:38,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:07:38,120 INFO L225 Difference]: With dead ends: 608 [2020-09-25 05:07:38,120 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 05:07:38,122 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-09-25 05:07:38,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 05:07:38,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 05:07:38,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 05:07:38,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 05:07:38,123 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2020-09-25 05:07:38,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:07:38,123 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 05:07:38,124 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 05:07:38,124 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 05:07:38,124 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 05:07:38,124 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-25 05:07:38,126 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 05:07:38,341 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:38,505 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:38,669 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:38,832 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:38,991 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:39,148 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:39,293 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 05:07:39,444 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:39,600 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:39,750 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:39,899 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:40,064 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:40,208 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 05:07:40,357 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:40,519 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:40,834 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 05:07:41,076 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 05:07:41,389 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 05:07:41,633 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 05:07:41,773 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:07:41,921 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:42,070 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:42,218 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:42,363 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 05:07:42,514 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:42,664 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:42,812 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:42,960 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 05:07:43,104 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 05:07:43,253 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:43,401 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:43,551 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:43,699 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:43,847 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:43,990 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 05:07:44,139 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:44,286 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:44,390 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 8 [2020-09-25 05:07:44,551 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:44,652 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 8 [2020-09-25 05:07:44,801 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:44,907 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 8 [2020-09-25 05:07:45,056 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:45,212 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:45,362 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 05:07:45,510 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:45,658 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:46,076 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 05:07:46,316 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 05:07:46,627 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 05:07:46,866 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 186 [2020-09-25 05:07:47,114 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:47,274 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:47,417 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 05:07:47,565 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:47,717 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:47,864 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 05:07:48,012 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:48,160 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:48,308 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:48,457 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 05:07:48,875 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 9 [2020-09-25 05:07:49,227 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 9 [2020-09-25 05:07:49,426 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 05:07:49,622 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-25 05:07:49,800 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-25 05:07:50,015 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-25 05:07:50,240 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 05:07:50,610 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2020-09-25 05:07:50,870 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:07:51,229 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 11 [2020-09-25 05:07:51,463 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-25 05:07:51,860 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 8 [2020-09-25 05:07:52,269 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 8 [2020-09-25 05:07:52,518 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 05:07:52,769 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20