/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 --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 interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:06:00,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:06:00,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:06:01,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:06:01,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:06:01,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:06:01,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:06:01,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:06:01,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:06:01,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:06:01,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:06:01,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:06:01,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:06:01,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:06:01,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:06:01,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:06:01,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:06:01,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:06:01,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:06:01,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:06:01,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:06:01,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:06:01,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:06:01,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:06:01,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:06:01,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:06:01,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:06:01,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:06:01,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:06:01,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:06:01,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:06:01,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:06:01,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:06:01,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:06:01,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:06:01,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:06:01,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:06:01,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:06:01,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:06:01,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:06:01,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:06:01,074 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 [2020-09-21 11:06:01,131 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:06:01,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:06:01,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:06:01,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:06:01,134 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:06:01,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:06:01,135 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:06:01,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:06:01,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:06:01,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:06:01,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:06:01,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:06:01,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:06:01,136 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:06:01,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:06:01,136 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:06:01,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:06:01,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:06:01,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:06:01,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:06:01,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:06:01,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:06:01,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:06:01,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:06:01,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:06:01,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:06:01,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:06:01,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:06:01,141 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:06:01,141 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.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;interpolation-heuristic=FIRST;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;interpolation-heuristic=FIRST;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;interpolation-heuristic=FIRST;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;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:06:01,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:06:01,623 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:06:01,628 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:06:01,630 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:06:01,630 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:06:01,632 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c [2020-09-21 11:06:01,727 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9c70a027/e1b5a50264704ebc942ff789753be93a/FLAG4cf6c3c7a [2020-09-21 11:06:02,336 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:06:02,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c [2020-09-21 11:06:02,350 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9c70a027/e1b5a50264704ebc942ff789753be93a/FLAG4cf6c3c7a [2020-09-21 11:06:02,612 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9c70a027/e1b5a50264704ebc942ff789753be93a [2020-09-21 11:06:02,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:06:02,636 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:06:02,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:06:02,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:06:02,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:06:02,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:06:02" (1/1) ... [2020-09-21 11:06:02,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@490952e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:02, skipping insertion in model container [2020-09-21 11:06:02,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:06:02" (1/1) ... [2020-09-21 11:06:02,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:06:02,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:06:03,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:06:03,170 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:06:03,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:06:03,411 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:06:03,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:03 WrapperNode [2020-09-21 11:06:03,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:06:03,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:06:03,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:06:03,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:06:03,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:03" (1/1) ... [2020-09-21 11:06:03,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:03" (1/1) ... [2020-09-21 11:06:03,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:03" (1/1) ... [2020-09-21 11:06:03,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:03" (1/1) ... [2020-09-21 11:06:03,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:03" (1/1) ... [2020-09-21 11:06:03,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:03" (1/1) ... [2020-09-21 11:06:03,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:03" (1/1) ... [2020-09-21 11:06:03,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:06:03,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:06:03,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:06:03,520 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:06:03,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:03" (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 [2020-09-21 11:06:03,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:06:03,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:06:03,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:06:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:06:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:06:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:06:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:06:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:06:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:06:03,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:06:03,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:06:03,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:06:03,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:06:03,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:06:03,600 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:06:03,601 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:06:03,602 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:06:03,602 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:06:03,602 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:06:03,603 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:06:03,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:06:03,603 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:06:03,603 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:06:03,603 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:06:03,604 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:06:03,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:06:03,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:06:03,605 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:06:03,605 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:06:03,605 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:06:03,606 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:06:03,606 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:06:03,606 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:06:03,608 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:06:03,609 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:06:03,609 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:06:03,609 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 11:06:03,609 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 11:06:03,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:06:03,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:06:03,610 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:06:03,610 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:06:03,610 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:06:03,611 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:06:03,612 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:06:03,612 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:06:03,612 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:06:03,612 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:06:03,612 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:06:03,612 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:06:03,612 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:06:03,613 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:06:03,613 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:06:03,613 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:06:03,613 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:06:03,614 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:06:03,614 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:06:03,614 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:06:03,614 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:06:03,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:06:03,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:06:03,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:06:03,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:06:03,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:06:03,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:06:03,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:06:03,616 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:06:03,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:06:03,616 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:06:03,616 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:06:03,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:06:03,617 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:06:03,618 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:06:03,618 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:06:03,618 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:06:03,619 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:06:03,619 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:06:03,619 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:06:03,619 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:06:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:06:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 11:06:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 11:06:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:06:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:06:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:06:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:06:03,621 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:06:03,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:06:03,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:06:03,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:06:04,659 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:06:04,659 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:06:04,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:04 BoogieIcfgContainer [2020-09-21 11:06:04,669 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:06:04,671 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:06:04,671 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:06:04,675 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:06:04,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:06:02" (1/3) ... [2020-09-21 11:06:04,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3733467a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:04, skipping insertion in model container [2020-09-21 11:06:04,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:03" (2/3) ... [2020-09-21 11:06:04,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3733467a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:04, skipping insertion in model container [2020-09-21 11:06:04,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:04" (3/3) ... [2020-09-21 11:06:04,680 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product08.cil.c [2020-09-21 11:06:04,693 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:06:04,705 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:06:04,728 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:06:04,765 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:06:04,765 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:06:04,765 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:06:04,765 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:06:04,766 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:06:04,766 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:06:04,766 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:06:04,766 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:06:04,801 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2020-09-21 11:06:04,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 11:06:04,820 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:04,821 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:06:04,823 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:04,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:04,832 INFO L82 PathProgramCache]: Analyzing trace with hash 1535792598, now seen corresponding path program 1 times [2020-09-21 11:06:04,845 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:04,845 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [676862237] [2020-09-21 11:06:04,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,225 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,226 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,226 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,226 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-21 11:06:05,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:06:05,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:05,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:06:05,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:05,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:05,713 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:05,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,738 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,739 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,739 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,745 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:05,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:06:05,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:05,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:05,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:05,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:05,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,854 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,855 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,855 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,856 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:05,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:05,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:05,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:05,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:05,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,863 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,863 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,863 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,864 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:05,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:05,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:05,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:05,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:05,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:05,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:05,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,871 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,871 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,871 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,872 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:05,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:05,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:05,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:05,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:05,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:05,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,878 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,879 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,879 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,879 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:05,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:05,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:05,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:05,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:05,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:05,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:05,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,896 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,897 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,898 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,898 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:05,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:05,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:05,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:05,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:05,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:05,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 11:06:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,908 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,909 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,909 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,909 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:05,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:05,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:05,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:05,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:05,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:05,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:06:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,916 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,917 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,917 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,917 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:05,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:05,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:05,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:05,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:05,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:05,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:05,939 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [676862237] [2020-09-21 11:06:05,941 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:05,942 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:06:05,943 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351738877] [2020-09-21 11:06:05,950 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:06:05,950 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:05,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:06:05,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:05,975 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 4 states. [2020-09-21 11:06:07,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:07,179 INFO L93 Difference]: Finished difference Result 261 states and 347 transitions. [2020-09-21 11:06:07,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:06:07,182 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 11:06:07,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:07,213 INFO L225 Difference]: With dead ends: 261 [2020-09-21 11:06:07,213 INFO L226 Difference]: Without dead ends: 148 [2020-09-21 11:06:07,220 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:07,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-09-21 11:06:07,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 114. [2020-09-21 11:06:07,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-09-21 11:06:07,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 134 transitions. [2020-09-21 11:06:07,310 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 134 transitions. Word has length 51 [2020-09-21 11:06:07,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:07,311 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 134 transitions. [2020-09-21 11:06:07,311 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:06:07,311 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 134 transitions. [2020-09-21 11:06:07,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 11:06:07,315 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:07,316 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] [2020-09-21 11:06:07,316 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:06:07,316 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:07,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:07,317 INFO L82 PathProgramCache]: Analyzing trace with hash 626792369, now seen corresponding path program 1 times [2020-09-21 11:06:07,317 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:07,317 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [69263097] [2020-09-21 11:06:07,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,380 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,381 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,381 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,381 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 11:06:07,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:06:07,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:07,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:06:07,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:06:07,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,737 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:07,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,748 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,748 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,748 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,748 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:07,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:07,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:07,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,787 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,787 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,787 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,787 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:07,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:07,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:07,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,791 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,791 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,792 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,792 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:07,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:07,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:07,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:07,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,796 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,796 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,797 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,797 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:07,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:07,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,802 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,802 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,802 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,802 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:07,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:07,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:07,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:07,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,817 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,818 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,818 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,818 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:07,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:07,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:06:07,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,823 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,823 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,823 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,823 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:07,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:07,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:07,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:06:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,829 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,829 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,829 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,829 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:07,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:07,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:07,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:07,839 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [69263097] [2020-09-21 11:06:07,839 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:07,840 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:07,840 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705717958] [2020-09-21 11:06:07,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:07,842 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:07,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:07,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:07,843 INFO L87 Difference]: Start difference. First operand 114 states and 134 transitions. Second operand 5 states. [2020-09-21 11:06:08,323 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:09,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:09,185 INFO L93 Difference]: Finished difference Result 196 states and 246 transitions. [2020-09-21 11:06:09,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:06:09,186 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-09-21 11:06:09,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:09,190 INFO L225 Difference]: With dead ends: 196 [2020-09-21 11:06:09,190 INFO L226 Difference]: Without dead ends: 138 [2020-09-21 11:06:09,191 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:06:09,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-09-21 11:06:09,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 105. [2020-09-21 11:06:09,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-09-21 11:06:09,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 122 transitions. [2020-09-21 11:06:09,229 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 122 transitions. Word has length 52 [2020-09-21 11:06:09,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:09,230 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 122 transitions. [2020-09-21 11:06:09,230 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:09,230 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 122 transitions. [2020-09-21 11:06:09,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-09-21 11:06:09,232 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:09,233 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] [2020-09-21 11:06:09,233 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:06:09,233 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:09,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:09,234 INFO L82 PathProgramCache]: Analyzing trace with hash 1563941770, now seen corresponding path program 1 times [2020-09-21 11:06:09,234 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:09,234 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1839351051] [2020-09-21 11:06:09,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:09,614 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:06:09,615 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:09,615 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:09,615 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:09,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-21 11:06:09,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:09,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 321 [2020-09-21 11:06:09,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:09,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:06:09,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:09,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-21 11:06:09,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:09,952 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:09,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:09,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,024 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,028 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,028 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,028 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:10,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-09-21 11:06:10,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:10,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:10,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,064 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,065 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,065 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,065 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:10,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:10,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:10,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,070 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,070 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,070 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,071 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:10,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:10,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:10,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:10,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,077 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,078 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,078 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,078 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:10,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:10,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:10,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,084 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,084 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,084 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,084 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:10,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:10,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:10,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:10,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,096 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,097 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,097 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,097 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:10,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:10,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:10,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:06:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,102 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,102 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,102 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,102 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:10,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:10,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:10,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:10,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 11:06:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,107 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,107 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,107 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,108 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:10,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:10,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:10,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:10,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:10,118 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1839351051] [2020-09-21 11:06:10,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:10,119 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:10,119 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282820664] [2020-09-21 11:06:10,120 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:10,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:10,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:10,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:10,121 INFO L87 Difference]: Start difference. First operand 105 states and 122 transitions. Second operand 5 states. [2020-09-21 11:06:10,499 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:12,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:12,057 INFO L93 Difference]: Finished difference Result 301 states and 382 transitions. [2020-09-21 11:06:12,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:06:12,057 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2020-09-21 11:06:12,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:12,062 INFO L225 Difference]: With dead ends: 301 [2020-09-21 11:06:12,062 INFO L226 Difference]: Without dead ends: 224 [2020-09-21 11:06:12,063 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:06:12,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2020-09-21 11:06:12,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 172. [2020-09-21 11:06:12,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2020-09-21 11:06:12,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 207 transitions. [2020-09-21 11:06:12,121 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 207 transitions. Word has length 57 [2020-09-21 11:06:12,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:12,122 INFO L479 AbstractCegarLoop]: Abstraction has 172 states and 207 transitions. [2020-09-21 11:06:12,122 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:12,122 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 207 transitions. [2020-09-21 11:06:12,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-09-21 11:06:12,124 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:12,124 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] [2020-09-21 11:06:12,125 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:06:12,125 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:12,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:12,125 INFO L82 PathProgramCache]: Analyzing trace with hash -1958499685, now seen corresponding path program 1 times [2020-09-21 11:06:12,125 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:12,126 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [775462848] [2020-09-21 11:06:12,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:12,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:12,586 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:12,586 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:12,586 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:12,586 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:12,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-09-21 11:06:12,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:12,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 413 [2020-09-21 11:06:12,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:12,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:06:12,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:12,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-21 11:06:12,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:12,926 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:12,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:12,990 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:12,990 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:12,991 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:12,991 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:12,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:12,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:12,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-09-21 11:06:12,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:12,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:12,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:12,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:12,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:13,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:13,030 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:13,030 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:13,031 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:13,031 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:13,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:13,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:13,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:13,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:13,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:13,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:13,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:13,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:13,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:13,038 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:13,038 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:13,038 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:13,039 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:13,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:13,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:13,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:13,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:13,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:13,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:13,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:13,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:13,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:13,045 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:13,045 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:13,045 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:13,046 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:13,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:13,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:13,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:13,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:13,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:13,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:13,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:13,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:13,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:13,057 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:13,057 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:13,057 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:13,058 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:13,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:13,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:13,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:06:13,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:13,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:13,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:13,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:13,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:13,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:13,074 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:13,075 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:13,075 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:13,075 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:13,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:13,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:13,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:13,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:13,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:13,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:13,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:13,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:13,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:06:13,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:13,100 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:13,102 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:13,103 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:13,103 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:13,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:06:13,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:13,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:13,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:13,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:13,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:13,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:06:13,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:13,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:06:13,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:13,114 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:13,114 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:13,115 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:13,115 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:13,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:13,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:13,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:06:13,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:13,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:06:13,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:13,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:13,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:13,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-21 11:06:13,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:13,139 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:13,139 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:13,139 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:13,139 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:13,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:13,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:13,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:13,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:13,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:13,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:13,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:13,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:13,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:13,153 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [775462848] [2020-09-21 11:06:13,154 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:13,154 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:06:13,155 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126292232] [2020-09-21 11:06:13,156 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:06:13,156 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:13,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:06:13,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:06:13,157 INFO L87 Difference]: Start difference. First operand 172 states and 207 transitions. Second operand 9 states. [2020-09-21 11:06:13,638 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:14,944 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:15,372 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:15,685 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:16,016 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:17,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:17,166 INFO L93 Difference]: Finished difference Result 558 states and 758 transitions. [2020-09-21 11:06:17,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-21 11:06:17,168 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-09-21 11:06:17,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:17,174 INFO L225 Difference]: With dead ends: 558 [2020-09-21 11:06:17,174 INFO L226 Difference]: Without dead ends: 414 [2020-09-21 11:06:17,176 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-09-21 11:06:17,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2020-09-21 11:06:17,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 299. [2020-09-21 11:06:17,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2020-09-21 11:06:17,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 364 transitions. [2020-09-21 11:06:17,295 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 364 transitions. Word has length 62 [2020-09-21 11:06:17,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:17,296 INFO L479 AbstractCegarLoop]: Abstraction has 299 states and 364 transitions. [2020-09-21 11:06:17,296 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:06:17,296 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 364 transitions. [2020-09-21 11:06:17,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-09-21 11:06:17,299 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:17,300 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] [2020-09-21 11:06:17,300 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:06:17,300 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:17,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:17,300 INFO L82 PathProgramCache]: Analyzing trace with hash 2068118967, now seen corresponding path program 1 times [2020-09-21 11:06:17,301 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:17,301 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2022097309] [2020-09-21 11:06:17,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:17,807 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:17,808 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:17,808 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:17,808 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:17,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-09-21 11:06:17,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:17,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 463 [2020-09-21 11:06:17,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:17,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:06:17,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:17,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-09-21 11:06:17,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:18,101 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:18,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:18,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:18,178 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:18,178 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:18,179 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:18,179 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:18,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:18,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:18,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-09-21 11:06:18,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:18,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:18,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:18,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:18,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:18,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:18,226 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:18,226 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:18,227 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:18,227 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:18,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:18,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:18,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:18,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:18,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:18,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:18,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:18,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:18,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:18,233 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:18,233 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:18,234 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:18,234 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:18,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:18,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:18,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:18,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:18,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:18,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:18,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:18,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:18,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:18,242 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:18,242 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:18,243 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:18,243 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:18,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:18,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:18,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:18,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:18,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:18,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:18,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:18,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:18,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:18,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:18,249 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:18,249 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:18,249 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:18,250 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:18,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:18,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:18,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:18,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:18,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:18,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:18,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:18,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:18,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:18,270 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:18,271 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:18,271 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:18,271 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:18,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:18,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:18,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:18,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:18,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:18,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:18,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:18,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:18,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-21 11:06:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:18,291 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:18,292 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:18,292 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:18,292 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:18,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:18,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:18,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:18,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:18,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:18,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:18,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:18,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:18,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:06:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:18,313 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:18,313 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:18,313 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:18,313 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:18,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:06:18,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:18,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:18,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:18,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:18,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:18,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:18,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:18,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 11:06:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:18,319 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:18,319 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:18,320 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:18,320 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:18,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:18,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:18,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:18,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:18,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:18,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:18,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:18,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:18,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-21 11:06:18,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:18,327 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:18,327 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:18,327 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:18,327 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:18,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:18,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:18,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:18,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:18,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:06:18,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:18,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:18,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:18,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:18,349 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2022097309] [2020-09-21 11:06:18,350 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:18,350 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-21 11:06:18,350 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973827209] [2020-09-21 11:06:18,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-21 11:06:18,352 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:18,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-21 11:06:18,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-21 11:06:18,353 INFO L87 Difference]: Start difference. First operand 299 states and 364 transitions. Second operand 10 states. [2020-09-21 11:06:18,843 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:19,977 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:20,333 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:20,666 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:21,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:21,315 INFO L93 Difference]: Finished difference Result 607 states and 826 transitions. [2020-09-21 11:06:21,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-21 11:06:21,320 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2020-09-21 11:06:21,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:21,321 INFO L225 Difference]: With dead ends: 607 [2020-09-21 11:06:21,321 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:06:21,325 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2020-09-21 11:06:21,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:06:21,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:06:21,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:06:21,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:06:21,326 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-09-21 11:06:21,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:21,326 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:06:21,327 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-21 11:06:21,327 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:06:21,327 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:06:21,327 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:06:21,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:06:21,525 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:21,696 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:21,862 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:22,031 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:22,243 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 6 [2020-09-21 11:06:22,419 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:22,588 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:22,757 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:22,925 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:23,081 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:23,249 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:23,693 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 6 [2020-09-21 11:06:23,908 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:24,076 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:24,446 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:06:24,772 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:06:25,103 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:06:25,425 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:06:25,752 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:06:26,080 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:06:26,408 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:06:26,736 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:06:27,057 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:06:27,211 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:27,368 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:27,526 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:27,683 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:27,836 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:27,995 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:28,146 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:28,303 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:28,457 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:28,610 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:28,770 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:28,927 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:29,080 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:29,233 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:29,381 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:29,534 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:29,687 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:29,844 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:29,996 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:30,148 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:30,515 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:30,880 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:31,245 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:31,519 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-21 11:06:31,886 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:32,230 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 190 [2020-09-21 11:06:32,596 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:32,874 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 191 [2020-09-21 11:06:33,146 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-21 11:06:33,510 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:33,897 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:34,173 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 191 [2020-09-21 11:06:34,448 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 191 [2020-09-21 11:06:34,786 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 190 [2020-09-21 11:06:35,060 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-21 11:06:35,335 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-21 11:06:35,494 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:35,648 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:35,800 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:35,957 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:36,112 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:36,260 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:36,417 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:36,569 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:36,726 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:36,884 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:37,040 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:37,198 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:37,344 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 6 [2020-09-21 11:06:37,506 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:37,658 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:37,812 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:37,965 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:38,123 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:38,271 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:38,425 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:38,583 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:38,740 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:38,898 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:39,059 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:39,215 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:39,363 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:39,516 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:39,679 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:39,857 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 6 [2020-09-21 11:06:40,037 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 6 [2020-09-21 11:06:40,202 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:40,365 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:40,525 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:40,684 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:40,842 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:40,991 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:41,150 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:41,305 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:41,472 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:41,832 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:06:42,195 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:06:42,549 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:06:42,831 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:06:43,188 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:06:43,458 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 189 [2020-09-21 11:06:43,813 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:06:44,114 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 190 [2020-09-21 11:06:44,394 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:06:44,746 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:06:45,099 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:06:45,373 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 190 [2020-09-21 11:06:45,655 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 190 [2020-09-21 11:06:45,927 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 189 [2020-09-21 11:06:46,207 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:06:46,488 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:06:46,649 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:46,807 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:46,955 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:47,110 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:47,268 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:47,611 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 6 [2020-09-21 11:06:47,768 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:47,925 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:48,097 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:48,254 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:48,411 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:48,568 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:48,725 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:48,878 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:49,031 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:49,179 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:49,336 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:49,489 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:49,641 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:49,795 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:49,954 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:50,108 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:50,255 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:50,408 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:50,851 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:06:51,106 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:51,342 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-21 11:06:51,623 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:51,859 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:52,235 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-09-21 11:06:52,524 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:52,949 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:06:53,174 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:06:53,551 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:06:53,916 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 8 [2020-09-21 11:06:54,357 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:06:54,768 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:06:54,991 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:55,259 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:55,732 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 13 [2020-09-21 11:06:55,948 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-09-21 11:06:56,193 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:56,401 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-21 11:06:56,816 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:06:57,216 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:06:57,430 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:57,663 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:58,157 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 11 [2020-09-21 11:06:58,555 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:06:58,560 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-09-21 11:06:58,560 INFO L268 CegarLoopResult]: For program point L223-2(lines 223 244) no Hoare annotation was computed. [2020-09-21 11:06:58,561 INFO L268 CegarLoopResult]: For program point L245(lines 222 246) no Hoare annotation was computed. [2020-09-21 11:06:58,561 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 198 253) no Hoare annotation was computed. [2020-09-21 11:06:58,561 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 198 253) no Hoare annotation was computed. [2020-09-21 11:06:58,561 INFO L268 CegarLoopResult]: For program point L229(lines 229 233) no Hoare annotation was computed. [2020-09-21 11:06:58,561 INFO L268 CegarLoopResult]: For program point L229-1(lines 229 233) no Hoare annotation was computed. [2020-09-21 11:06:58,561 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 198 253) no Hoare annotation was computed. [2020-09-21 11:06:58,562 INFO L268 CegarLoopResult]: For program point L286(lines 286 290) no Hoare annotation was computed. [2020-09-21 11:06:58,562 INFO L268 CegarLoopResult]: For program point L286-1(lines 286 290) no Hoare annotation was computed. [2020-09-21 11:06:58,562 INFO L268 CegarLoopResult]: For program point L281(line 281) no Hoare annotation was computed. [2020-09-21 11:06:58,562 INFO L268 CegarLoopResult]: For program point L280-2(lines 280 305) no Hoare annotation was computed. [2020-09-21 11:06:58,562 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 254 313) no Hoare annotation was computed. [2020-09-21 11:06:58,562 INFO L268 CegarLoopResult]: For program point L306(lines 279 307) no Hoare annotation was computed. [2020-09-21 11:06:58,562 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 254 313) no Hoare annotation was computed. [2020-09-21 11:06:58,562 INFO L268 CegarLoopResult]: For program point L299(line 299) no Hoare annotation was computed. [2020-09-21 11:06:58,563 INFO L268 CegarLoopResult]: For program point L299-1(line 299) no Hoare annotation was computed. [2020-09-21 11:06:58,563 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 254 313) no Hoare annotation was computed. [2020-09-21 11:06:58,563 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 623 629) the Hoare annotation is: true [2020-09-21 11:06:58,563 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 623 629) no Hoare annotation was computed. [2020-09-21 11:06:58,563 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 630 638) no Hoare annotation was computed. [2020-09-21 11:06:58,563 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 630 638) the Hoare annotation is: true [2020-09-21 11:06:58,563 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 630 638) no Hoare annotation was computed. [2020-09-21 11:06:58,563 INFO L264 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:58,564 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:58,564 INFO L264 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:58,564 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:58,564 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-09-21 11:06:58,564 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-09-21 11:06:58,564 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:58,565 INFO L264 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:58,565 INFO L268 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-09-21 11:06:58,565 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-09-21 11:06:58,565 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-09-21 11:06:58,565 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-09-21 11:06:58,565 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-09-21 11:06:58,565 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-09-21 11:06:58,566 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-09-21 11:06:58,566 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-09-21 11:06:58,566 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-09-21 11:06:58,566 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-09-21 11:06:58,566 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-09-21 11:06:58,566 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-09-21 11:06:58,566 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-09-21 11:06:58,566 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-09-21 11:06:58,567 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-09-21 11:06:58,567 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-09-21 11:06:58,567 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-09-21 11:06:58,567 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-09-21 11:06:58,567 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-09-21 11:06:58,567 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-09-21 11:06:58,567 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 885 899) no Hoare annotation was computed. [2020-09-21 11:06:58,567 INFO L264 CegarLoopResult]: At program point L891(line 891) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:06:58,568 INFO L268 CegarLoopResult]: For program point L889(lines 889 895) no Hoare annotation was computed. [2020-09-21 11:06:58,568 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 885 899) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:06:58,568 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 885 899) no Hoare annotation was computed. [2020-09-21 11:06:58,568 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 840 848) no Hoare annotation was computed. [2020-09-21 11:06:58,568 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 840 848) the Hoare annotation is: true [2020-09-21 11:06:58,568 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 840 848) no Hoare annotation was computed. [2020-09-21 11:06:58,568 INFO L268 CegarLoopResult]: For program point L856(lines 856 864) no Hoare annotation was computed. [2020-09-21 11:06:58,569 INFO L268 CegarLoopResult]: For program point L856-2(lines 856 864) no Hoare annotation was computed. [2020-09-21 11:06:58,569 INFO L268 CegarLoopResult]: For program point L879(line 879) no Hoare annotation was computed. [2020-09-21 11:06:58,569 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 849 884) no Hoare annotation was computed. [2020-09-21 11:06:58,569 INFO L268 CegarLoopResult]: For program point L879-1(line 879) no Hoare annotation was computed. [2020-09-21 11:06:58,569 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 849 884) no Hoare annotation was computed. [2020-09-21 11:06:58,569 INFO L268 CegarLoopResult]: For program point L868(lines 868 876) no Hoare annotation was computed. [2020-09-21 11:06:58,569 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 849 884) no Hoare annotation was computed. [2020-09-21 11:06:58,570 INFO L268 CegarLoopResult]: For program point L868-2(lines 868 876) no Hoare annotation was computed. [2020-09-21 11:06:58,570 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 616 622) no Hoare annotation was computed. [2020-09-21 11:06:58,570 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 616 622) the Hoare annotation is: true [2020-09-21 11:06:58,570 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 152 197) no Hoare annotation was computed. [2020-09-21 11:06:58,570 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 152 197) no Hoare annotation was computed. [2020-09-21 11:06:58,570 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 152 197) no Hoare annotation was computed. [2020-09-21 11:06:58,570 INFO L268 CegarLoopResult]: For program point L479(lines 479 499) no Hoare annotation was computed. [2020-09-21 11:06:58,570 INFO L268 CegarLoopResult]: For program point L479-1(lines 479 499) no Hoare annotation was computed. [2020-09-21 11:06:58,571 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 465 510) no Hoare annotation was computed. [2020-09-21 11:06:58,571 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 465 510) no Hoare annotation was computed. [2020-09-21 11:06:58,571 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 465 510) no Hoare annotation was computed. [2020-09-21 11:06:58,571 INFO L268 CegarLoopResult]: For program point L485(lines 485 492) no Hoare annotation was computed. [2020-09-21 11:06:58,571 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:58,571 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:58,571 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2020-09-21 11:06:58,572 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2020-09-21 11:06:58,572 INFO L268 CegarLoopResult]: For program point L834-1(line 834) no Hoare annotation was computed. [2020-09-21 11:06:58,572 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 829 839) the Hoare annotation is: true [2020-09-21 11:06:58,572 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 829 839) no Hoare annotation was computed. [2020-09-21 11:06:58,572 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 829 839) no Hoare annotation was computed. [2020-09-21 11:06:58,572 INFO L271 CegarLoopResult]: At program point L834(line 834) the Hoare annotation is: true [2020-09-21 11:06:58,572 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 821 828) the Hoare annotation is: true [2020-09-21 11:06:58,572 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 821 828) no Hoare annotation was computed. [2020-09-21 11:06:58,572 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 821 828) no Hoare annotation was computed. [2020-09-21 11:06:58,573 INFO L264 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:06:58,573 INFO L268 CegarLoopResult]: For program point L796(lines 796 804) no Hoare annotation was computed. [2020-09-21 11:06:58,573 INFO L264 CegarLoopResult]: At program point L794(line 794) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:06:58,573 INFO L268 CegarLoopResult]: For program point L794-1(line 794) no Hoare annotation was computed. [2020-09-21 11:06:58,573 INFO L268 CegarLoopResult]: For program point L792(lines 792 809) no Hoare annotation was computed. [2020-09-21 11:06:58,573 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 788 812) no Hoare annotation was computed. [2020-09-21 11:06:58,573 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 788 812) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:58,573 INFO L264 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:58,574 INFO L268 CegarLoopResult]: For program point L807-1(lines 788 812) no Hoare annotation was computed. [2020-09-21 11:06:58,574 INFO L264 CegarLoopResult]: At program point L802(line 802) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:06:58,574 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 780 786) no Hoare annotation was computed. [2020-09-21 11:06:58,574 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 780 786) the Hoare annotation is: true [2020-09-21 11:06:58,574 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:06:58,574 INFO L264 CegarLoopResult]: At program point testENTRY(lines 682 749) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:58,574 INFO L268 CegarLoopResult]: For program point L702(lines 702 708) no Hoare annotation was computed. [2020-09-21 11:06:58,575 INFO L268 CegarLoopResult]: For program point L702-1(lines 702 708) no Hoare annotation was computed. [2020-09-21 11:06:58,575 INFO L268 CegarLoopResult]: For program point testFINAL(lines 682 749) no Hoare annotation was computed. [2020-09-21 11:06:58,575 INFO L268 CegarLoopResult]: For program point L694(lines 694 698) no Hoare annotation was computed. [2020-09-21 11:06:58,575 INFO L264 CegarLoopResult]: At program point L742(lines 691 743) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:58,575 INFO L264 CegarLoopResult]: At program point L732(line 732) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:06:58,575 INFO L268 CegarLoopResult]: For program point L730(lines 730 736) no Hoare annotation was computed. [2020-09-21 11:06:58,575 INFO L264 CegarLoopResult]: At program point L730-1(lines 722 737) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:06:58,575 INFO L268 CegarLoopResult]: For program point L693(lines 692 741) no Hoare annotation was computed. [2020-09-21 11:06:58,576 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:06:58,576 INFO L268 CegarLoopResult]: For program point L722(lines 722 737) no Hoare annotation was computed. [2020-09-21 11:06:58,576 INFO L264 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:06:58,576 INFO L268 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-09-21 11:06:58,576 INFO L268 CegarLoopResult]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2020-09-21 11:06:58,576 INFO L264 CegarLoopResult]: At program point L739(lines 692 741) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:06:58,576 INFO L268 CegarLoopResult]: For program point testEXIT(lines 682 749) no Hoare annotation was computed. [2020-09-21 11:06:58,576 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 419 464) no Hoare annotation was computed. [2020-09-21 11:06:58,577 INFO L268 CegarLoopResult]: For program point L439(lines 439 446) no Hoare annotation was computed. [2020-09-21 11:06:58,577 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 419 464) no Hoare annotation was computed. [2020-09-21 11:06:58,577 INFO L268 CegarLoopResult]: For program point L433(lines 433 453) no Hoare annotation was computed. [2020-09-21 11:06:58,577 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 419 464) no Hoare annotation was computed. [2020-09-21 11:06:58,577 INFO L268 CegarLoopResult]: For program point L433-1(lines 433 453) no Hoare annotation was computed. [2020-09-21 11:06:58,577 INFO L264 CegarLoopResult]: At program point L665(line 665) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 11:06:58,577 INFO L268 CegarLoopResult]: For program point L663(lines 663 669) no Hoare annotation was computed. [2020-09-21 11:06:58,577 INFO L268 CegarLoopResult]: For program point L662(lines 662 672) no Hoare annotation was computed. [2020-09-21 11:06:58,578 INFO L264 CegarLoopResult]: At program point L660(line 660) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-09-21 11:06:58,578 INFO L268 CegarLoopResult]: For program point L660-1(line 660) no Hoare annotation was computed. [2020-09-21 11:06:58,578 INFO L268 CegarLoopResult]: For program point L658(lines 658 675) no Hoare annotation was computed. [2020-09-21 11:06:58,578 INFO L268 CegarLoopResult]: For program point L658-1(lines 650 678) no Hoare annotation was computed. [2020-09-21 11:06:58,578 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 650 678) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:06:58,578 INFO L264 CegarLoopResult]: At program point L656(line 656) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:06:58,578 INFO L268 CegarLoopResult]: For program point L656-1(line 656) no Hoare annotation was computed. [2020-09-21 11:06:58,578 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 650 678) no Hoare annotation was computed. [2020-09-21 11:06:58,578 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 642 649) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:06:58,579 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 642 649) no Hoare annotation was computed. [2020-09-21 11:06:58,579 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 642 649) no Hoare annotation was computed. [2020-09-21 11:06:58,579 INFO L268 CegarLoopResult]: For program point L571(lines 571 579) no Hoare annotation was computed. [2020-09-21 11:06:58,579 INFO L268 CegarLoopResult]: For program point L571-2(lines 571 579) no Hoare annotation was computed. [2020-09-21 11:06:58,579 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 563 585) no Hoare annotation was computed. [2020-09-21 11:06:58,579 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 563 585) no Hoare annotation was computed. [2020-09-21 11:06:58,579 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 563 585) no Hoare annotation was computed. [2020-09-21 11:06:58,579 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 316 418) no Hoare annotation was computed. [2020-09-21 11:06:58,580 INFO L268 CegarLoopResult]: For program point L345(lines 345 361) no Hoare annotation was computed. [2020-09-21 11:06:58,580 INFO L268 CegarLoopResult]: For program point L405(lines 405 412) no Hoare annotation was computed. [2020-09-21 11:06:58,580 INFO L268 CegarLoopResult]: For program point L366(lines 365 385) no Hoare annotation was computed. [2020-09-21 11:06:58,580 INFO L268 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-09-21 11:06:58,580 INFO L268 CegarLoopResult]: For program point L397-1(line 397) no Hoare annotation was computed. [2020-09-21 11:06:58,580 INFO L268 CegarLoopResult]: For program point L362(lines 362 403) no Hoare annotation was computed. [2020-09-21 11:06:58,580 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 316 418) no Hoare annotation was computed. [2020-09-21 11:06:58,580 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-09-21 11:06:58,580 INFO L268 CegarLoopResult]: For program point L381-1(line 381) no Hoare annotation was computed. [2020-09-21 11:06:58,581 INFO L268 CegarLoopResult]: For program point L340(lines 340 344) no Hoare annotation was computed. [2020-09-21 11:06:58,581 INFO L268 CegarLoopResult]: For program point L404(lines 404 415) no Hoare annotation was computed. [2020-09-21 11:06:58,581 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 316 418) no Hoare annotation was computed. [2020-09-21 11:06:58,581 INFO L268 CegarLoopResult]: For program point L367(lines 367 371) no Hoare annotation was computed. [2020-09-21 11:06:58,581 INFO L268 CegarLoopResult]: For program point L365-2(lines 365 385) no Hoare annotation was computed. [2020-09-21 11:06:58,581 INFO L268 CegarLoopResult]: For program point L386(lines 364 387) no Hoare annotation was computed. [2020-09-21 11:06:58,581 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 606 615) no Hoare annotation was computed. [2020-09-21 11:06:58,581 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 606 615) no Hoare annotation was computed. [2020-09-21 11:06:58,582 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 606 615) no Hoare annotation was computed. [2020-09-21 11:06:58,582 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:06:58,582 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:06:58,582 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:06:58,582 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 813 820) no Hoare annotation was computed. [2020-09-21 11:06:58,582 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 813 820) no Hoare annotation was computed. [2020-09-21 11:06:58,582 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 813 820) no Hoare annotation was computed. [2020-09-21 11:06:58,583 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 586 594) no Hoare annotation was computed. [2020-09-21 11:06:58,583 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 586 594) no Hoare annotation was computed. [2020-09-21 11:06:58,583 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 586 594) no Hoare annotation was computed. [2020-09-21 11:06:58,583 INFO L268 CegarLoopResult]: For program point L546-1(lines 542 553) no Hoare annotation was computed. [2020-09-21 11:06:58,583 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 542 553) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:06:58,583 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 542 553) no Hoare annotation was computed. [2020-09-21 11:06:58,583 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:06:58,583 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:06:58,583 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:06:58,584 INFO L264 CegarLoopResult]: At program point L769(line 769) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:58,584 INFO L264 CegarLoopResult]: At program point L767(lines 767 773) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:58,584 INFO L264 CegarLoopResult]: At program point L762(line 762) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:06:58,584 INFO L268 CegarLoopResult]: For program point L760(lines 759 778) no Hoare annotation was computed. [2020-09-21 11:06:58,584 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 756 779) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:58,584 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 756 779) no Hoare annotation was computed. [2020-09-21 11:06:58,584 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 756 779) no Hoare annotation was computed. [2020-09-21 11:06:58,585 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-09-21 11:06:58,585 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-09-21 11:06:58,585 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-09-21 11:06:58,585 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-09-21 11:06:58,585 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-09-21 11:06:58,585 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-09-21 11:06:58,585 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-09-21 11:06:58,585 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-09-21 11:06:58,586 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-09-21 11:06:58,586 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-09-21 11:06:58,586 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 554 562) the Hoare annotation is: true [2020-09-21 11:06:58,586 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 554 562) no Hoare annotation was computed. [2020-09-21 11:06:58,586 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 554 562) no Hoare annotation was computed. [2020-09-21 11:06:58,586 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 518 529) the Hoare annotation is: true [2020-09-21 11:06:58,586 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 518 529) no Hoare annotation was computed. [2020-09-21 11:06:58,586 INFO L268 CegarLoopResult]: For program point L522-1(lines 518 529) no Hoare annotation was computed. [2020-09-21 11:06:58,587 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-09-21 11:06:58,587 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-09-21 11:06:58,587 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:06:58,587 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-09-21 11:06:58,587 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:06:58,587 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:06:58,587 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 900 907) no Hoare annotation was computed. [2020-09-21 11:06:58,587 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 900 907) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:06:58,588 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 900 907) no Hoare annotation was computed. [2020-09-21 11:06:58,588 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 530 541) no Hoare annotation was computed. [2020-09-21 11:06:58,588 INFO L268 CegarLoopResult]: For program point L534-1(lines 530 541) no Hoare annotation was computed. [2020-09-21 11:06:58,588 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 530 541) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:06:58,588 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 596 603) no Hoare annotation was computed. [2020-09-21 11:06:58,588 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 600) no Hoare annotation was computed. [2020-09-21 11:06:58,588 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 596 603) the Hoare annotation is: true [2020-09-21 11:06:58,589 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 596 603) no Hoare annotation was computed. [2020-09-21 11:06:58,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:06:58 BoogieIcfgContainer [2020-09-21 11:06:58,609 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:06:58,611 INFO L168 Benchmark]: Toolchain (without parser) took 55980.41 ms. Allocated memory was 137.4 MB in the beginning and 684.2 MB in the end (delta: 546.8 MB). Free memory was 99.6 MB in the beginning and 504.1 MB in the end (delta: -404.5 MB). Peak memory consumption was 569.7 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:58,611 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 137.4 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 11:06:58,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 774.08 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 98.9 MB in the beginning and 171.2 MB in the end (delta: -72.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:58,612 INFO L168 Benchmark]: Boogie Preprocessor took 106.63 ms. Allocated memory is still 201.3 MB. Free memory was 171.2 MB in the beginning and 166.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:58,613 INFO L168 Benchmark]: RCFGBuilder took 1149.92 ms. Allocated memory was 201.3 MB in the beginning and 230.7 MB in the end (delta: 29.4 MB). Free memory was 166.8 MB in the beginning and 198.6 MB in the end (delta: -31.8 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:58,613 INFO L168 Benchmark]: TraceAbstraction took 53937.77 ms. Allocated memory was 230.7 MB in the beginning and 684.2 MB in the end (delta: 453.5 MB). Free memory was 198.6 MB in the beginning and 504.1 MB in the end (delta: -305.5 MB). Peak memory consumption was 575.4 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:58,616 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 137.4 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 774.08 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 98.9 MB in the beginning and 171.2 MB in the end (delta: -72.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.63 ms. Allocated memory is still 201.3 MB. Free memory was 171.2 MB in the beginning and 166.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1149.92 ms. Allocated memory was 201.3 MB in the beginning and 230.7 MB in the end (delta: 29.4 MB). Free memory was 166.8 MB in the beginning and 198.6 MB in the end (delta: -31.8 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 53937.77 ms. Allocated memory was 230.7 MB in the beginning and 684.2 MB in the end (delta: 453.5 MB). Free memory was 198.6 MB in the beginning and 504.1 MB in the end (delta: -305.5 MB). Peak memory consumption was 575.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 600]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 219 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 11.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 37.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 491 SDtfs, 779 SDslu, 465 SDs, 0 SdLazy, 1918 SolverSat, 604 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=299occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 234 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 456 PreInvPairs, 557 NumberOfFragments, 774 HoareAnnotationTreeSize, 456 FomulaSimplifications, 278714 FormulaSimplificationTreeSizeReduction, 29.0s HoareSimplificationTime, 55 FomulaSimplificationsInter, 13456 FormulaSimplificationTreeSizeReductionInter, 8.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 82867 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...