/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_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:06:43,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:06:43,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:06:43,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:06:43,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:06:43,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:06:43,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:06:43,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:06:43,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:06:43,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:06:43,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:06:43,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:06:43,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:06:43,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:06:43,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:06:43,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:06:43,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:06:43,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:06:43,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:06:43,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:06:43,546 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:06:43,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:06:43,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:06:43,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:06:43,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:06:43,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:06:43,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:06:43,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:06:43,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:06:43,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:06:43,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:06:43,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:06:43,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:06:43,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:06:43,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:06:43,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:06:43,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:06:43,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:06:43,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:06:43,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:06:43,569 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:06:43,570 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 11:06:43,597 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:06:43,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:06:43,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:06:43,599 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:06:43,599 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:06:43,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:06:43,599 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:06:43,599 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:06:43,600 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:06:43,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:06:43,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:06:43,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:06:43,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:06:43,601 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:06:43,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:06:43,601 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:06:43,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:06:43,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:06:43,602 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:06:43,602 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:06:43,602 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:06:43,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:06:43,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:06:43,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:06:43,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:06:43,603 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:06:43,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:06:43,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:06:43,604 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:06:43,604 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 11:06:44,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:06:44,058 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:06:44,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:06:44,064 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:06:44,065 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:06:44,066 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2020-09-21 11:06:44,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e9f043858/4c89916442ab4fb383a793e8cd2c443e/FLAGf55d9f294 [2020-09-21 11:06:44,771 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:06:44,772 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2020-09-21 11:06:44,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e9f043858/4c89916442ab4fb383a793e8cd2c443e/FLAGf55d9f294 [2020-09-21 11:06:45,029 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e9f043858/4c89916442ab4fb383a793e8cd2c443e [2020-09-21 11:06:45,043 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:06:45,048 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:06:45,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:06:45,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:06:45,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:06:45,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:06:45" (1/1) ... [2020-09-21 11:06:45,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@84c84f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:45, skipping insertion in model container [2020-09-21 11:06:45,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:06:45" (1/1) ... [2020-09-21 11:06:45,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:06:45,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:06:45,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:06:45,533 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:06:45,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:06:45,778 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:06:45,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:45 WrapperNode [2020-09-21 11:06:45,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:06:45,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:06:45,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:06:45,779 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:06:45,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:45" (1/1) ... [2020-09-21 11:06:45,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:45" (1/1) ... [2020-09-21 11:06:45,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:45" (1/1) ... [2020-09-21 11:06:45,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:45" (1/1) ... [2020-09-21 11:06:45,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:45" (1/1) ... [2020-09-21 11:06:45,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:45" (1/1) ... [2020-09-21 11:06:45,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:45" (1/1) ... [2020-09-21 11:06:45,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:06:45,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:06:45,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:06:45,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:06:45,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:45" (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 11:06:45,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:06:45,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:06:45,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:06:45,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:06:45,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:06:45,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:06:45,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:06:45,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:06:45,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:06:45,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:06:45,949 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:06:45,949 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:06:45,949 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:06:45,949 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:06:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:06:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:06:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 11:06:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:06:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:06:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:06:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:06:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:06:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:06:45,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:06:45,954 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:06:45,955 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:06:45,955 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:06:45,955 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:06:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:06:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:06:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:06:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:06:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 11:06:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 11:06:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:06:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:06:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:06:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:06:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:06:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:06:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:06:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:06:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:06:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:06:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:06:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:06:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:06:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:06:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:06:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:06:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:06:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:06:45,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:06:45,961 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:06:45,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:06:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:06:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:06:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:06:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:06:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:06:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:06:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:06:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:06:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:06:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:06:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:06:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 11:06:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:06:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:06:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:06:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:06:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:06:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:06:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:06:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:06:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:06:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:06:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:06:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:06:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:06:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:06:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:06:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:06:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 11:06:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:06:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:06:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 11:06:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:06:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:06:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:06:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:06:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:06:47,046 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:06:47,046 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:06:47,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:47 BoogieIcfgContainer [2020-09-21 11:06:47,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:06:47,054 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:06:47,054 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:06:47,058 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:06:47,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:06:45" (1/3) ... [2020-09-21 11:06:47,059 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c8f4186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:47, skipping insertion in model container [2020-09-21 11:06:47,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:45" (2/3) ... [2020-09-21 11:06:47,059 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c8f4186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:47, skipping insertion in model container [2020-09-21 11:06:47,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:47" (3/3) ... [2020-09-21 11:06:47,062 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product19.cil.c [2020-09-21 11:06:47,073 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:06:47,085 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:06:47,108 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:06:47,145 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:06:47,145 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:06:47,146 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:06:47,146 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:06:47,146 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:06:47,146 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:06:47,146 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:06:47,146 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:06:47,169 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2020-09-21 11:06:47,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 11:06:47,181 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:47,182 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 11:06:47,183 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:47,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:47,191 INFO L82 PathProgramCache]: Analyzing trace with hash -1074296443, now seen corresponding path program 1 times [2020-09-21 11:06:47,202 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:47,203 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2046021670] [2020-09-21 11:06:47,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:47,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:47,489 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:47,489 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:47,489 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:47,490 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:47,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-21 11:06:47,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:47,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:06:47,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:47,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:47,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:06:47,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:47,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:47,921 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:47,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:47,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:47,953 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:47,953 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:47,953 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:47,954 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:47,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:47,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:47,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:47,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:47,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:47,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:47,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:47,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,051 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,051 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,052 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,052 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:48,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:48,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,058 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,058 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,058 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,059 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:48,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:48,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,065 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,065 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,065 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,066 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:48,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:48,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,072 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,072 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,073 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,073 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:48,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:48,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,087 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,087 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,087 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,088 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:48,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 11:06:48,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,095 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,095 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,096 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,096 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:48,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:48,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:06:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,103 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,103 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,103 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,104 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:48,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:48,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,120 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 11:06:48,121 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2046021670] [2020-09-21 11:06:48,123 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:48,123 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:06:48,124 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493459295] [2020-09-21 11:06:48,131 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:06:48,131 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:48,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:06:48,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:48,152 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 4 states. [2020-09-21 11:06:49,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:49,162 INFO L93 Difference]: Finished difference Result 261 states and 345 transitions. [2020-09-21 11:06:49,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:06:49,164 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 11:06:49,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:49,182 INFO L225 Difference]: With dead ends: 261 [2020-09-21 11:06:49,182 INFO L226 Difference]: Without dead ends: 147 [2020-09-21 11:06:49,187 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 11:06:49,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-09-21 11:06:49,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 115. [2020-09-21 11:06:49,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-09-21 11:06:49,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 135 transitions. [2020-09-21 11:06:49,293 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 135 transitions. Word has length 51 [2020-09-21 11:06:49,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:49,294 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 135 transitions. [2020-09-21 11:06:49,294 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:06:49,294 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2020-09-21 11:06:49,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 11:06:49,302 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:49,303 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 11:06:49,303 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:06:49,303 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:49,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:49,304 INFO L82 PathProgramCache]: Analyzing trace with hash 981139915, now seen corresponding path program 1 times [2020-09-21 11:06:49,304 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:49,304 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1477472014] [2020-09-21 11:06:49,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:49,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:49,404 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:49,404 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:49,404 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:49,404 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:49,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 11:06:49,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:49,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:06:49,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:49,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:49,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:06:49,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:06:49,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:49,710 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:49,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:49,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:49,720 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:49,720 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:49,720 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:49,720 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:49,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:49,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:49,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:49,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:49,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:49,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:49,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:49,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:49,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:49,760 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:49,761 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:49,761 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:49,761 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:49,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:49,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:49,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:49,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:49,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:49,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:49,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:49,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:49,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:49,765 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:49,766 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:49,766 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:49,766 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:49,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:49,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:49,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:49,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:49,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:49,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:49,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:49,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:49,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:49,771 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:49,771 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:49,771 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:49,771 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:49,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:49,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:49,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:49,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:49,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:49,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:49,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:49,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:49,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:49,776 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:49,776 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:49,777 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:49,777 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:49,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:49,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:49,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:49,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:49,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:49,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:49,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:49,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:49,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:49,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:49,788 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:49,788 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:49,788 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:49,789 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:49,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:49,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:49,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:49,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:49,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:49,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:49,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:49,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:49,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:06:49,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:49,794 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:49,794 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:49,794 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:49,794 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:49,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:49,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:49,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:49,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:49,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:49,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:49,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:49,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:49,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:06:49,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:49,799 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:49,800 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:49,800 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:49,800 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:49,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:49,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:49,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:49,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:49,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:49,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:49,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:49,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:49,809 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 11:06:49,810 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1477472014] [2020-09-21 11:06:49,810 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:49,810 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:49,810 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667946998] [2020-09-21 11:06:49,812 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:49,813 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:49,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:49,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:49,813 INFO L87 Difference]: Start difference. First operand 115 states and 135 transitions. Second operand 5 states. [2020-09-21 11:06:50,302 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:51,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:51,121 INFO L93 Difference]: Finished difference Result 200 states and 248 transitions. [2020-09-21 11:06:51,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:06:51,122 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-09-21 11:06:51,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:51,125 INFO L225 Difference]: With dead ends: 200 [2020-09-21 11:06:51,126 INFO L226 Difference]: Without dead ends: 137 [2020-09-21 11:06:51,127 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 11:06:51,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-09-21 11:06:51,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 106. [2020-09-21 11:06:51,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-09-21 11:06:51,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2020-09-21 11:06:51,163 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 52 [2020-09-21 11:06:51,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:51,163 INFO L479 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2020-09-21 11:06:51,163 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:51,163 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2020-09-21 11:06:51,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-09-21 11:06:51,165 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:51,165 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] [2020-09-21 11:06:51,166 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:06:51,166 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:51,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:51,166 INFO L82 PathProgramCache]: Analyzing trace with hash -1888478302, now seen corresponding path program 1 times [2020-09-21 11:06:51,167 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:51,167 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [239117395] [2020-09-21 11:06:51,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:51,628 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:06:51,628 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:51,628 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:51,628 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:51,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-09-21 11:06:51,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:51,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 410 [2020-09-21 11:06:51,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:51,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:06:51,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:51,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-09-21 11:06:51,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:51,977 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:51,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:52,080 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:52,080 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:52,081 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:52,081 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:52,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:52,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:52,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-09-21 11:06:52,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:52,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:52,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:52,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:52,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:52,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:52,128 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:52,128 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:52,128 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:52,128 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:52,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:52,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:52,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:52,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:52,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:52,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:52,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:52,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:52,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:52,133 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:52,134 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:52,134 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:52,134 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:52,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:52,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:52,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:52,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:52,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:52,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:52,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:52,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:52,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:52,139 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:52,139 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:52,140 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:52,140 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:52,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:52,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:52,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:52,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:52,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:52,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:52,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:52,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:52,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:52,145 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:52,145 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:52,146 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:52,146 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:52,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:52,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:52,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:52,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:52,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:52,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:52,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:52,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:52,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:52,158 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:52,158 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:52,159 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:52,159 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:52,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:52,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:52,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:52,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:52,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:52,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:52,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:52,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:52,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:06:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:52,163 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:52,163 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:52,164 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:52,164 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:52,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:52,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:52,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:52,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:52,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:52,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:52,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:52,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:52,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:06:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:52,168 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:52,168 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:52,169 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:52,169 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:52,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:52,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:52,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:52,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:52,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:52,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:52,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:52,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:52,178 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 11:06:52,179 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [239117395] [2020-09-21 11:06:52,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:52,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:52,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413578255] [2020-09-21 11:06:52,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:52,180 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:52,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:52,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:52,181 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 5 states. [2020-09-21 11:06:52,569 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:53,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:53,984 INFO L93 Difference]: Finished difference Result 302 states and 381 transitions. [2020-09-21 11:06:53,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:06:53,984 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-09-21 11:06:53,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:53,988 INFO L225 Difference]: With dead ends: 302 [2020-09-21 11:06:53,989 INFO L226 Difference]: Without dead ends: 224 [2020-09-21 11:06:53,990 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 11:06:53,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2020-09-21 11:06:54,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 178. [2020-09-21 11:06:54,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2020-09-21 11:06:54,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 213 transitions. [2020-09-21 11:06:54,067 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 213 transitions. Word has length 56 [2020-09-21 11:06:54,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:54,068 INFO L479 AbstractCegarLoop]: Abstraction has 178 states and 213 transitions. [2020-09-21 11:06:54,068 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:54,068 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 213 transitions. [2020-09-21 11:06:54,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-09-21 11:06:54,070 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:54,070 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 11:06:54,071 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:06:54,071 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:54,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:54,071 INFO L82 PathProgramCache]: Analyzing trace with hash 1204376986, now seen corresponding path program 1 times [2020-09-21 11:06:54,072 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:54,072 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1732873868] [2020-09-21 11:06:54,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:54,401 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:54,401 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:54,401 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:54,402 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:54,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-09-21 11:06:54,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:54,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 284 [2020-09-21 11:06:54,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:54,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:06:54,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:54,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-21 11:06:54,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:54,782 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:54,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:54,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:54,854 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:54,855 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:54,855 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:54,856 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:54,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:54,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:54,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-21 11:06:54,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:54,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:54,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:54,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:54,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:54,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:54,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:54,892 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:54,892 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:54,893 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:54,893 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:54,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:54,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:54,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:54,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:54,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:54,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:54,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:54,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:54,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:54,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:54,898 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:54,898 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:54,898 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:54,898 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:54,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:54,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:54,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:54,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:54,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:54,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:54,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:54,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:54,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:54,904 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:54,904 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:54,904 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:54,904 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:54,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:54,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:54,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:54,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:54,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:54,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:54,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:54,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:54,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:54,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:54,910 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:54,910 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:54,910 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:54,910 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:54,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:54,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:54,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:54,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:54,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:54,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:54,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:54,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:54,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:54,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:54,929 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:54,930 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:54,930 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:54,930 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:54,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:54,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:54,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:54,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:54,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:54,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:54,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:54,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:54,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:06:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:54,957 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:54,957 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:54,958 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:54,958 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:54,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:06:54,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:54,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:54,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:54,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:54,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:54,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:06:54,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:54,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:06:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:54,968 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:54,968 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:54,969 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:54,969 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:54,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:54,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:54,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:06:54,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:54,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:06:54,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:54,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:54,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:54,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-21 11:06:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:54,992 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:54,992 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:54,993 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:54,993 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:54,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:54,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:54,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:54,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:54,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:54,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:54,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:54,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:55,014 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 11:06:55,015 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1732873868] [2020-09-21 11:06:55,015 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:55,015 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:06:55,015 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076708859] [2020-09-21 11:06:55,016 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:06:55,016 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:55,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:06:55,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:06:55,017 INFO L87 Difference]: Start difference. First operand 178 states and 213 transitions. Second operand 9 states. [2020-09-21 11:06:55,581 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:56,832 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:57,201 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:57,510 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:57,794 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:58,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:58,888 INFO L93 Difference]: Finished difference Result 569 states and 759 transitions. [2020-09-21 11:06:58,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-21 11:06:58,891 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-09-21 11:06:58,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:58,896 INFO L225 Difference]: With dead ends: 569 [2020-09-21 11:06:58,896 INFO L226 Difference]: Without dead ends: 419 [2020-09-21 11:06:58,899 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 11:06:58,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2020-09-21 11:06:58,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 311. [2020-09-21 11:06:58,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 311 states. [2020-09-21 11:06:58,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 376 transitions. [2020-09-21 11:06:58,982 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 376 transitions. Word has length 62 [2020-09-21 11:06:58,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:58,983 INFO L479 AbstractCegarLoop]: Abstraction has 311 states and 376 transitions. [2020-09-21 11:06:58,983 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:06:58,983 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 376 transitions. [2020-09-21 11:06:58,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-09-21 11:06:58,986 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:58,986 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 11:06:58,986 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:06:58,986 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:58,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:58,987 INFO L82 PathProgramCache]: Analyzing trace with hash 2071048374, now seen corresponding path program 1 times [2020-09-21 11:06:58,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:58,987 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [529073261] [2020-09-21 11:06:58,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,536 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,537 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,537 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,537 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-09-21 11:06:59,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 502 [2020-09-21 11:06:59,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:06:59,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:59,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-09-21 11:06:59,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:59,832 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:59,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:59,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,898 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,898 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,898 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,898 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:59,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-09-21 11:06:59,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:59,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:59,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:59,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,934 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,934 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,934 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,934 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:59,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:59,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:59,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:59,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:59,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,941 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,941 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,942 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,942 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:59,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:59,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:59,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:59,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:59,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,949 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,950 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,950 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,950 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:59,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:59,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:59,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:59,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:59,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:59,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,957 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,957 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,958 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,958 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:59,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:59,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:59,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:59,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:59,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,973 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,976 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,976 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,977 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:59,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:06:59,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:59,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:59,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:59,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-21 11:06:59,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,991 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,992 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,992 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,992 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:59,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:59,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:59,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:59,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:59,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:00,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:07:00,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:00,014 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:00,015 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:00,015 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:00,015 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:00,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:07:00,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:00,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:00,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:00,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:00,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:00,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:00,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:00,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 11:07:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:00,021 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:00,022 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:00,022 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:00,022 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:00,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:00,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:00,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:00,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:00,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:00,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:00,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:00,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:00,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-21 11:07:00,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:00,028 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:00,029 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:00,029 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:00,029 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:00,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:00,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:00,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:00,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:00,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:07:00,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:00,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:00,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:00,054 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 11:07:00,055 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [529073261] [2020-09-21 11:07:00,055 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:00,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-21 11:07:00,055 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467724912] [2020-09-21 11:07:00,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-21 11:07:00,057 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:00,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-21 11:07:00,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-21 11:07:00,058 INFO L87 Difference]: Start difference. First operand 311 states and 376 transitions. Second operand 10 states. [2020-09-21 11:07:00,576 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:01,621 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:01,944 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:02,252 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:02,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:02,751 INFO L93 Difference]: Finished difference Result 563 states and 737 transitions. [2020-09-21 11:07:02,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-21 11:07:02,752 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2020-09-21 11:07:02,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:02,753 INFO L225 Difference]: With dead ends: 563 [2020-09-21 11:07:02,753 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:07:02,755 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2020-09-21 11:07:02,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:07:02,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:07:02,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:07:02,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:07:02,756 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-09-21 11:07:02,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:02,757 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:07:02,757 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-21 11:07:02,757 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:07:02,757 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:07:02,757 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:07:02,760 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:07:02,977 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:03,155 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:03,319 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:03,483 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:03,650 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:03,821 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:03,980 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:04,135 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:04,298 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:04,450 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:04,607 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:04,769 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:04,930 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:05,092 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:05,382 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 6 [2020-09-21 11:07:05,571 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:05,850 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2020-09-21 11:07:06,133 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:07:06,440 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:07:06,694 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2020-09-21 11:07:06,992 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:07:07,349 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:07:07,647 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:07:08,001 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:07:08,271 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:07:08,566 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:07:08,837 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:07:08,981 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:09,134 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:09,289 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:09,446 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:09,595 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:09,752 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:09,905 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:10,062 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:10,215 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:10,367 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:10,542 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:10,695 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:10,853 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:11,006 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:11,156 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:11,314 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:11,471 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:11,624 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:11,776 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:11,928 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:12,085 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:12,235 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:12,392 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:12,549 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:12,702 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:12,860 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:13,017 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:13,165 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:13,323 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:13,476 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:13,628 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:13,825 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 6 [2020-09-21 11:07:13,981 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:14,138 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:14,305 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:14,455 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:14,612 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:14,811 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 6 [2020-09-21 11:07:14,980 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:15,134 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:15,286 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:15,434 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:15,591 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:15,762 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 6 [2020-09-21 11:07:15,918 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:16,106 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 6 [2020-09-21 11:07:16,258 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:16,410 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:16,560 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:16,718 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:17,084 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 189 [2020-09-21 11:07:17,361 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 190 [2020-09-21 11:07:17,642 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:18,002 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 189 [2020-09-21 11:07:18,283 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:18,640 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:07:18,922 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:19,282 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:07:19,562 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 190 [2020-09-21 11:07:19,859 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:20,136 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 190 [2020-09-21 11:07:20,295 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:20,452 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:20,608 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:20,789 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:20,946 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:21,098 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:21,250 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:21,407 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:21,560 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:21,718 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:21,874 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:22,021 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:22,188 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:22,341 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:22,494 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:22,641 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:23,068 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:07:23,427 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:07:23,647 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:23,850 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-21 11:07:24,122 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:24,497 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:07:24,751 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:25,159 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:07:25,370 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:07:25,783 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 8 [2020-09-21 11:07:26,163 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:07:26,411 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:26,635 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:27,048 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 13 [2020-09-21 11:07:27,270 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:27,703 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:07:27,911 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-09-21 11:07:28,147 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:28,368 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-21 11:07:28,776 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:07:28,993 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:29,227 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:29,655 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 11 [2020-09-21 11:07:30,073 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:07:30,077 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-09-21 11:07:30,077 INFO L268 CegarLoopResult]: For program point L126-2(lines 126 147) no Hoare annotation was computed. [2020-09-21 11:07:30,077 INFO L268 CegarLoopResult]: For program point L148(lines 125 149) no Hoare annotation was computed. [2020-09-21 11:07:30,078 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 101 156) no Hoare annotation was computed. [2020-09-21 11:07:30,078 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 101 156) no Hoare annotation was computed. [2020-09-21 11:07:30,078 INFO L268 CegarLoopResult]: For program point L132(lines 132 136) no Hoare annotation was computed. [2020-09-21 11:07:30,078 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2020-09-21 11:07:30,078 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 101 156) no Hoare annotation was computed. [2020-09-21 11:07:30,078 INFO L268 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-09-21 11:07:30,078 INFO L268 CegarLoopResult]: For program point L189-1(lines 189 193) no Hoare annotation was computed. [2020-09-21 11:07:30,079 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-09-21 11:07:30,079 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 157 216) no Hoare annotation was computed. [2020-09-21 11:07:30,079 INFO L268 CegarLoopResult]: For program point L183-2(lines 183 208) no Hoare annotation was computed. [2020-09-21 11:07:30,079 INFO L268 CegarLoopResult]: For program point L209(lines 182 210) no Hoare annotation was computed. [2020-09-21 11:07:30,079 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 157 216) no Hoare annotation was computed. [2020-09-21 11:07:30,079 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-09-21 11:07:30,079 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 157 216) no Hoare annotation was computed. [2020-09-21 11:07:30,079 INFO L268 CegarLoopResult]: For program point L202-1(line 202) no Hoare annotation was computed. [2020-09-21 11:07:30,079 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 910 916) the Hoare annotation is: true [2020-09-21 11:07:30,079 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 910 916) no Hoare annotation was computed. [2020-09-21 11:07:30,080 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 917 925) no Hoare annotation was computed. [2020-09-21 11:07:30,080 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 917 925) the Hoare annotation is: true [2020-09-21 11:07:30,080 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 917 925) no Hoare annotation was computed. [2020-09-21 11:07:30,080 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 591 613) 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 11:07:30,080 INFO L264 CegarLoopResult]: At program point L603(line 603) 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 11:07:30,081 INFO L264 CegarLoopResult]: At program point L603-1(line 603) 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 11:07:30,081 INFO L268 CegarLoopResult]: For program point L601(lines 601 608) no Hoare annotation was computed. [2020-09-21 11:07:30,081 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 591 613) no Hoare annotation was computed. [2020-09-21 11:07:30,081 INFO L268 CegarLoopResult]: For program point L601-1(lines 601 608) no Hoare annotation was computed. [2020-09-21 11:07:30,081 INFO L268 CegarLoopResult]: For program point L599(line 599) no Hoare annotation was computed. [2020-09-21 11:07:30,081 INFO L264 CegarLoopResult]: At program point L598(line 598) 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 11:07:30,082 INFO L264 CegarLoopResult]: At program point L597(line 597) 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 11:07:30,082 INFO L264 CegarLoopResult]: At program point L597-1(line 597) 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 11:07:30,082 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 591 613) no Hoare annotation was computed. [2020-09-21 11:07:30,082 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 544 567) no Hoare annotation was computed. [2020-09-21 11:07:30,082 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 544 567) no Hoare annotation was computed. [2020-09-21 11:07:30,082 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 544 567) no Hoare annotation was computed. [2020-09-21 11:07:30,082 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-09-21 11:07:30,082 INFO L268 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-09-21 11:07:30,083 INFO L268 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-09-21 11:07:30,083 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-09-21 11:07:30,083 INFO L268 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-09-21 11:07:30,083 INFO L268 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-09-21 11:07:30,083 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-09-21 11:07:30,083 INFO L268 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-09-21 11:07:30,083 INFO L268 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-09-21 11:07:30,083 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-09-21 11:07:30,084 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-09-21 11:07:30,084 INFO L268 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-09-21 11:07:30,084 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-09-21 11:07:30,084 INFO L268 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-09-21 11:07:30,084 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 809 823) no Hoare annotation was computed. [2020-09-21 11:07:30,084 INFO L264 CegarLoopResult]: At program point L815(line 815) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:07:30,084 INFO L268 CegarLoopResult]: For program point L813(lines 813 819) no Hoare annotation was computed. [2020-09-21 11:07:30,084 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 809 823) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:07:30,085 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 809 823) no Hoare annotation was computed. [2020-09-21 11:07:30,085 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 745 753) no Hoare annotation was computed. [2020-09-21 11:07:30,085 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 745 753) the Hoare annotation is: true [2020-09-21 11:07:30,085 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 745 753) no Hoare annotation was computed. [2020-09-21 11:07:30,085 INFO L268 CegarLoopResult]: For program point L799(lines 799 803) no Hoare annotation was computed. [2020-09-21 11:07:30,085 INFO L271 CegarLoopResult]: At program point L797(line 797) the Hoare annotation is: true [2020-09-21 11:07:30,085 INFO L268 CegarLoopResult]: For program point L799-2(lines 799 803) no Hoare annotation was computed. [2020-09-21 11:07:30,085 INFO L268 CegarLoopResult]: For program point L797-1(line 797) no Hoare annotation was computed. [2020-09-21 11:07:30,086 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 790 808) the Hoare annotation is: true [2020-09-21 11:07:30,086 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 790 808) no Hoare annotation was computed. [2020-09-21 11:07:30,086 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 790 808) no Hoare annotation was computed. [2020-09-21 11:07:30,086 INFO L268 CegarLoopResult]: For program point L761(lines 761 769) no Hoare annotation was computed. [2020-09-21 11:07:30,086 INFO L268 CegarLoopResult]: For program point L761-2(lines 761 769) no Hoare annotation was computed. [2020-09-21 11:07:30,086 INFO L268 CegarLoopResult]: For program point L784(line 784) no Hoare annotation was computed. [2020-09-21 11:07:30,086 INFO L268 CegarLoopResult]: For program point L784-1(line 784) no Hoare annotation was computed. [2020-09-21 11:07:30,086 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 754 789) no Hoare annotation was computed. [2020-09-21 11:07:30,086 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 754 789) no Hoare annotation was computed. [2020-09-21 11:07:30,087 INFO L268 CegarLoopResult]: For program point L773(lines 773 781) no Hoare annotation was computed. [2020-09-21 11:07:30,087 INFO L268 CegarLoopResult]: For program point L773-2(lines 773 781) no Hoare annotation was computed. [2020-09-21 11:07:30,087 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 754 789) no Hoare annotation was computed. [2020-09-21 11:07:30,087 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 903 909) no Hoare annotation was computed. [2020-09-21 11:07:30,087 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 903 909) the Hoare annotation is: true [2020-09-21 11:07:30,087 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 55 100) no Hoare annotation was computed. [2020-09-21 11:07:30,087 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 55 100) no Hoare annotation was computed. [2020-09-21 11:07:30,087 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 55 100) no Hoare annotation was computed. [2020-09-21 11:07:30,087 INFO L268 CegarLoopResult]: For program point L382(lines 382 402) no Hoare annotation was computed. [2020-09-21 11:07:30,088 INFO L268 CegarLoopResult]: For program point L382-1(lines 382 402) no Hoare annotation was computed. [2020-09-21 11:07:30,088 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 368 413) no Hoare annotation was computed. [2020-09-21 11:07:30,088 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 368 413) no Hoare annotation was computed. [2020-09-21 11:07:30,088 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 368 413) no Hoare annotation was computed. [2020-09-21 11:07:30,088 INFO L268 CegarLoopResult]: For program point L388(lines 388 395) no Hoare annotation was computed. [2020-09-21 11:07:30,088 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 577 587) 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 11:07:30,088 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 577 587) no Hoare annotation was computed. [2020-09-21 11:07:30,088 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 577 587) no Hoare annotation was computed. [2020-09-21 11:07:30,089 INFO L264 CegarLoopResult]: At program point L582(line 582) 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 11:07:30,089 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 734 744) no Hoare annotation was computed. [2020-09-21 11:07:30,089 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 734 744) no Hoare annotation was computed. [2020-09-21 11:07:30,089 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 734 744) no Hoare annotation was computed. [2020-09-21 11:07:30,089 INFO L268 CegarLoopResult]: For program point L739(line 739) no Hoare annotation was computed. [2020-09-21 11:07:30,089 INFO L268 CegarLoopResult]: For program point L739-1(line 739) no Hoare annotation was computed. [2020-09-21 11:07:30,089 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 726 733) the Hoare annotation is: true [2020-09-21 11:07:30,089 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 726 733) no Hoare annotation was computed. [2020-09-21 11:07:30,089 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 726 733) no Hoare annotation was computed. [2020-09-21 11:07:30,090 INFO L264 CegarLoopResult]: At program point L703(line 703) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:07:30,090 INFO L268 CegarLoopResult]: For program point L701(lines 701 709) no Hoare annotation was computed. [2020-09-21 11:07:30,090 INFO L264 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:07:30,090 INFO L268 CegarLoopResult]: For program point L699-1(line 699) no Hoare annotation was computed. [2020-09-21 11:07:30,090 INFO L268 CegarLoopResult]: For program point L697(lines 697 714) no Hoare annotation was computed. [2020-09-21 11:07:30,090 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 693 717) no Hoare annotation was computed. [2020-09-21 11:07:30,090 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 693 717) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:30,090 INFO L264 CegarLoopResult]: At program point L712(line 712) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:30,091 INFO L268 CegarLoopResult]: For program point L712-1(lines 693 717) no Hoare annotation was computed. [2020-09-21 11:07:30,091 INFO L264 CegarLoopResult]: At program point L707(line 707) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:07:30,091 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 685 691) no Hoare annotation was computed. [2020-09-21 11:07:30,091 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 685 691) the Hoare annotation is: true [2020-09-21 11:07:30,091 INFO L268 CegarLoopResult]: For program point L865(lines 865 878) no Hoare annotation was computed. [2020-09-21 11:07:30,091 INFO L264 CegarLoopResult]: At program point testENTRY(lines 825 890) 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 11:07:30,091 INFO L264 CegarLoopResult]: At program point L857(line 857) 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 11:07:30,092 INFO L268 CegarLoopResult]: For program point L855(lines 855 861) no Hoare annotation was computed. [2020-09-21 11:07:30,092 INFO L268 CegarLoopResult]: For program point testFINAL(lines 825 890) no Hoare annotation was computed. [2020-09-21 11:07:30,092 INFO L268 CegarLoopResult]: For program point L855-1(lines 855 861) no Hoare annotation was computed. [2020-09-21 11:07:30,092 INFO L264 CegarLoopResult]: At program point L880(lines 835 882) 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 11:07:30,092 INFO L264 CegarLoopResult]: At program point L847(line 847) 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 11:07:30,092 INFO L268 CegarLoopResult]: For program point L845(lines 845 851) no Hoare annotation was computed. [2020-09-21 11:07:30,092 INFO L268 CegarLoopResult]: For program point L845-1(lines 845 851) no Hoare annotation was computed. [2020-09-21 11:07:30,092 INFO L268 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2020-09-21 11:07:30,093 INFO L264 CegarLoopResult]: At program point L883(lines 834 884) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:30,093 INFO L264 CegarLoopResult]: At program point L873(line 873) 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 11:07:30,093 INFO L268 CegarLoopResult]: For program point L871(lines 871 877) no Hoare annotation was computed. [2020-09-21 11:07:30,093 INFO L264 CegarLoopResult]: At program point L871-1(lines 865 878) 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 11:07:30,093 INFO L268 CegarLoopResult]: For program point L836(lines 835 882) no Hoare annotation was computed. [2020-09-21 11:07:30,093 INFO L268 CegarLoopResult]: For program point testEXIT(lines 825 890) no Hoare annotation was computed. [2020-09-21 11:07:30,093 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 322 367) no Hoare annotation was computed. [2020-09-21 11:07:30,094 INFO L268 CegarLoopResult]: For program point L342(lines 342 349) no Hoare annotation was computed. [2020-09-21 11:07:30,094 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 322 367) no Hoare annotation was computed. [2020-09-21 11:07:30,094 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 322 367) no Hoare annotation was computed. [2020-09-21 11:07:30,094 INFO L268 CegarLoopResult]: For program point L336(lines 336 356) no Hoare annotation was computed. [2020-09-21 11:07:30,094 INFO L268 CegarLoopResult]: For program point L336-1(lines 336 356) no Hoare annotation was computed. [2020-09-21 11:07:30,094 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 501 509) no Hoare annotation was computed. [2020-09-21 11:07:30,094 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 501 509) the Hoare annotation is: true [2020-09-21 11:07:30,095 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 501 509) no Hoare annotation was computed. [2020-09-21 11:07:30,095 INFO L264 CegarLoopResult]: At program point L640(line 640) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 11:07:30,095 INFO L268 CegarLoopResult]: For program point L638(lines 638 644) no Hoare annotation was computed. [2020-09-21 11:07:30,095 INFO L268 CegarLoopResult]: For program point L637(lines 637 647) no Hoare annotation was computed. [2020-09-21 11:07:30,095 INFO L264 CegarLoopResult]: At program point L635(line 635) 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 11:07:30,095 INFO L268 CegarLoopResult]: For program point L635-1(line 635) no Hoare annotation was computed. [2020-09-21 11:07:30,095 INFO L268 CegarLoopResult]: For program point L633(lines 633 650) no Hoare annotation was computed. [2020-09-21 11:07:30,095 INFO L268 CegarLoopResult]: For program point L633-1(lines 625 653) no Hoare annotation was computed. [2020-09-21 11:07:30,096 INFO L264 CegarLoopResult]: At program point L631(line 631) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:07:30,096 INFO L268 CegarLoopResult]: For program point L631-1(line 631) no Hoare annotation was computed. [2020-09-21 11:07:30,096 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 625 653) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:07:30,096 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 625 653) no Hoare annotation was computed. [2020-09-21 11:07:30,096 INFO L268 CegarLoopResult]: For program point L477(lines 477 485) no Hoare annotation was computed. [2020-09-21 11:07:30,096 INFO L268 CegarLoopResult]: For program point L477-2(lines 477 485) no Hoare annotation was computed. [2020-09-21 11:07:30,096 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 469 491) no Hoare annotation was computed. [2020-09-21 11:07:30,096 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 469 491) no Hoare annotation was computed. [2020-09-21 11:07:30,097 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 469 491) no Hoare annotation was computed. [2020-09-21 11:07:30,097 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 617 624) 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 11:07:30,097 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 617 624) no Hoare annotation was computed. [2020-09-21 11:07:30,097 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 617 624) no Hoare annotation was computed. [2020-09-21 11:07:30,097 INFO L268 CegarLoopResult]: For program point L289(lines 267 290) no Hoare annotation was computed. [2020-09-21 11:07:30,097 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 219 321) no Hoare annotation was computed. [2020-09-21 11:07:30,097 INFO L268 CegarLoopResult]: For program point L248(lines 248 264) no Hoare annotation was computed. [2020-09-21 11:07:30,097 INFO L268 CegarLoopResult]: For program point L308(lines 308 315) no Hoare annotation was computed. [2020-09-21 11:07:30,098 INFO L268 CegarLoopResult]: For program point L269(lines 268 288) no Hoare annotation was computed. [2020-09-21 11:07:30,098 INFO L268 CegarLoopResult]: For program point L300(line 300) no Hoare annotation was computed. [2020-09-21 11:07:30,098 INFO L268 CegarLoopResult]: For program point L300-1(line 300) no Hoare annotation was computed. [2020-09-21 11:07:30,098 INFO L268 CegarLoopResult]: For program point L265(lines 265 306) no Hoare annotation was computed. [2020-09-21 11:07:30,098 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 219 321) no Hoare annotation was computed. [2020-09-21 11:07:30,098 INFO L268 CegarLoopResult]: For program point L284(line 284) no Hoare annotation was computed. [2020-09-21 11:07:30,098 INFO L268 CegarLoopResult]: For program point L284-1(line 284) no Hoare annotation was computed. [2020-09-21 11:07:30,098 INFO L268 CegarLoopResult]: For program point L243(lines 243 247) no Hoare annotation was computed. [2020-09-21 11:07:30,098 INFO L268 CegarLoopResult]: For program point L307(lines 307 318) no Hoare annotation was computed. [2020-09-21 11:07:30,099 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 219 321) no Hoare annotation was computed. [2020-09-21 11:07:30,099 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-09-21 11:07:30,099 INFO L268 CegarLoopResult]: For program point L268-2(lines 268 288) no Hoare annotation was computed. [2020-09-21 11:07:30,099 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 893 902) no Hoare annotation was computed. [2020-09-21 11:07:30,099 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 893 902) no Hoare annotation was computed. [2020-09-21 11:07:30,099 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 893 902) no Hoare annotation was computed. [2020-09-21 11:07:30,099 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:30,100 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:07:30,100 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:30,100 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 718 725) no Hoare annotation was computed. [2020-09-21 11:07:30,100 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 718 725) no Hoare annotation was computed. [2020-09-21 11:07:30,100 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 718 725) no Hoare annotation was computed. [2020-09-21 11:07:30,100 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 492 500) no Hoare annotation was computed. [2020-09-21 11:07:30,100 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 492 500) no Hoare annotation was computed. [2020-09-21 11:07:30,101 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 492 500) no Hoare annotation was computed. [2020-09-21 11:07:30,101 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:30,101 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:07:30,101 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:30,101 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 448 459) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:07:30,101 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 448 459) no Hoare annotation was computed. [2020-09-21 11:07:30,101 INFO L268 CegarLoopResult]: For program point L452-1(lines 448 459) no Hoare annotation was computed. [2020-09-21 11:07:30,101 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 460 468) the Hoare annotation is: true [2020-09-21 11:07:30,101 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 460 468) no Hoare annotation was computed. [2020-09-21 11:07:30,102 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 460 468) no Hoare annotation was computed. [2020-09-21 11:07:30,102 INFO L264 CegarLoopResult]: At program point L672(lines 672 678) 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 11:07:30,102 INFO L264 CegarLoopResult]: At program point L667(line 667) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:07:30,102 INFO L268 CegarLoopResult]: For program point L665(lines 664 683) no Hoare annotation was computed. [2020-09-21 11:07:30,102 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 661 684) 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 11:07:30,102 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 661 684) no Hoare annotation was computed. [2020-09-21 11:07:30,102 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 661 684) no Hoare annotation was computed. [2020-09-21 11:07:30,103 INFO L264 CegarLoopResult]: At program point L674(line 674) 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 11:07:30,103 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 513 542) no Hoare annotation was computed. [2020-09-21 11:07:30,103 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 513 542) the Hoare annotation is: true [2020-09-21 11:07:30,103 INFO L271 CegarLoopResult]: At program point L538(lines 513 542) the Hoare annotation is: true [2020-09-21 11:07:30,103 INFO L268 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-09-21 11:07:30,103 INFO L268 CegarLoopResult]: For program point L527(lines 527 531) no Hoare annotation was computed. [2020-09-21 11:07:30,103 INFO L271 CegarLoopResult]: At program point L527-1(lines 527 531) the Hoare annotation is: true [2020-09-21 11:07:30,103 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-09-21 11:07:30,104 INFO L271 CegarLoopResult]: At program point L523-2(lines 523 537) the Hoare annotation is: true [2020-09-21 11:07:30,104 INFO L271 CegarLoopResult]: At program point L519(line 519) the Hoare annotation is: true [2020-09-21 11:07:30,104 INFO L268 CegarLoopResult]: For program point L519-1(line 519) no Hoare annotation was computed. [2020-09-21 11:07:30,104 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 424 435) the Hoare annotation is: true [2020-09-21 11:07:30,104 INFO L268 CegarLoopResult]: For program point L428-1(lines 424 435) no Hoare annotation was computed. [2020-09-21 11:07:30,104 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 424 435) no Hoare annotation was computed. [2020-09-21 11:07:30,104 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 568 574) no Hoare annotation was computed. [2020-09-21 11:07:30,105 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 568 574) the Hoare annotation is: true [2020-09-21 11:07:30,105 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:30,105 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 11:07:30,105 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:07:30,105 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:30,105 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 436 447) no Hoare annotation was computed. [2020-09-21 11:07:30,105 INFO L268 CegarLoopResult]: For program point L440-1(lines 436 447) no Hoare annotation was computed. [2020-09-21 11:07:30,105 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 436 447) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:07:30,105 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-09-21 11:07:30,106 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-09-21 11:07:30,106 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-09-21 11:07:30,106 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-09-21 11:07:30,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:07:30 BoogieIcfgContainer [2020-09-21 11:07:30,125 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:07:30,127 INFO L168 Benchmark]: Toolchain (without parser) took 45083.09 ms. Allocated memory was 140.0 MB in the beginning and 622.3 MB in the end (delta: 482.3 MB). Free memory was 102.5 MB in the beginning and 470.1 MB in the end (delta: -367.6 MB). Peak memory consumption was 502.0 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:30,128 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 11:07:30,129 INFO L168 Benchmark]: CACSL2BoogieTranslator took 729.66 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 101.8 MB in the beginning and 173.2 MB in the end (delta: -71.5 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:30,129 INFO L168 Benchmark]: Boogie Preprocessor took 89.06 ms. Allocated memory is still 203.4 MB. Free memory was 173.2 MB in the beginning and 169.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:30,130 INFO L168 Benchmark]: RCFGBuilder took 1184.27 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 169.1 MB in the beginning and 200.4 MB in the end (delta: -31.3 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:30,131 INFO L168 Benchmark]: TraceAbstraction took 43071.75 ms. Allocated memory was 237.0 MB in the beginning and 622.3 MB in the end (delta: 385.4 MB). Free memory was 199.0 MB in the beginning and 470.1 MB in the end (delta: -271.1 MB). Peak memory consumption was 501.5 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:30,134 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 729.66 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 101.8 MB in the beginning and 173.2 MB in the end (delta: -71.5 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.06 ms. Allocated memory is still 203.4 MB. Free memory was 173.2 MB in the beginning and 169.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1184.27 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 169.1 MB in the beginning and 200.4 MB in the end (delta: -31.3 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 43071.75 ms. Allocated memory was 237.0 MB in the beginning and 622.3 MB in the end (delta: 385.4 MB). Free memory was 199.0 MB in the beginning and 470.1 MB in the end (delta: -271.1 MB). Peak memory consumption was 501.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 834]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 225 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 10.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 27.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 475 SDtfs, 776 SDslu, 437 SDs, 0 SdLazy, 1756 SolverSat, 554 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=311occurred 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, 217 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 409 PreInvPairs, 474 NumberOfFragments, 747 HoareAnnotationTreeSize, 409 FomulaSimplifications, 152727 FormulaSimplificationTreeSizeReduction, 19.8s HoareSimplificationTime, 54 FomulaSimplificationsInter, 13066 FormulaSimplificationTreeSizeReductionInter, 7.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 282 ConstructedInterpolants, 0 QuantifiedInterpolants, 82406 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...