/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 false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 10:09:21,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 10:09:21,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 10:09:21,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 10:09:21,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 10:09:21,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 10:09:21,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 10:09:21,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 10:09:21,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 10:09:21,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 10:09:21,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 10:09:21,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 10:09:21,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 10:09:21,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 10:09:21,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 10:09:21,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 10:09:21,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 10:09:21,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 10:09:21,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 10:09:21,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 10:09:21,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 10:09:21,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 10:09:21,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 10:09:21,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 10:09:21,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 10:09:21,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 10:09:21,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 10:09:21,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 10:09:21,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 10:09:21,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 10:09:21,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 10:09:21,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 10:09:21,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 10:09:21,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 10:09:21,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 10:09:21,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 10:09:21,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 10:09:21,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 10:09:21,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 10:09:21,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 10:09:21,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 10:09:21,142 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 10:09:21,200 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 10:09:21,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 10:09:21,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 10:09:21,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 10:09:21,205 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 10:09:21,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 10:09:21,206 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 10:09:21,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 10:09:21,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 10:09:21,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 10:09:21,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 10:09:21,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 10:09:21,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 10:09:21,207 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 10:09:21,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 10:09:21,208 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 10:09:21,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 10:09:21,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 10:09:21,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 10:09:21,212 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 10:09:21,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 10:09:21,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 10:09:21,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 10:09:21,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 10:09:21,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 10:09:21,214 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 10:09:21,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 10:09:21,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 10:09:21,214 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 10:09:21,214 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 -> false [2020-09-21 10:09:21,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 10:09:21,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 10:09:21,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 10:09:21,698 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 10:09:21,698 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 10:09:21,700 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product18.cil.c [2020-09-21 10:09:21,792 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/43f186fae/9efa37ef27ce4a58965be85f44972c99/FLAG4b2b56c0b [2020-09-21 10:09:22,386 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 10:09:22,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product18.cil.c [2020-09-21 10:09:22,402 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/43f186fae/9efa37ef27ce4a58965be85f44972c99/FLAG4b2b56c0b [2020-09-21 10:09:22,677 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/43f186fae/9efa37ef27ce4a58965be85f44972c99 [2020-09-21 10:09:22,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 10:09:22,696 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 10:09:22,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 10:09:22,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 10:09:22,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 10:09:22,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:09:22" (1/1) ... [2020-09-21 10:09:22,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51800d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:09:22, skipping insertion in model container [2020-09-21 10:09:22,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:09:22" (1/1) ... [2020-09-21 10:09:22,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 10:09:22,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 10:09:23,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 10:09:23,145 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 10:09:23,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 10:09:23,359 INFO L208 MainTranslator]: Completed translation [2020-09-21 10:09:23,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:09:23 WrapperNode [2020-09-21 10:09:23,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 10:09:23,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 10:09:23,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 10:09:23,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 10:09:23,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:09:23" (1/1) ... [2020-09-21 10:09:23,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:09:23" (1/1) ... [2020-09-21 10:09:23,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:09:23" (1/1) ... [2020-09-21 10:09:23,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:09:23" (1/1) ... [2020-09-21 10:09:23,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:09:23" (1/1) ... [2020-09-21 10:09:23,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:09:23" (1/1) ... [2020-09-21 10:09:23,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:09:23" (1/1) ... [2020-09-21 10:09:23,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 10:09:23,455 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 10:09:23,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 10:09:23,455 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 10:09:23,456 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:09:23" (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 10:09:23,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 10:09:23,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 10:09:23,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 10:09:23,534 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 10:09:23,534 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 10:09:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 10:09:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 10:09:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 10:09:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 10:09:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 10:09:23,536 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 10:09:23,536 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 10:09:23,536 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 10:09:23,536 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 10:09:23,536 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 10:09:23,537 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 10:09:23,537 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 10:09:23,537 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 10:09:23,537 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 10:09:23,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-09-21 10:09:23,538 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 10:09:23,538 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 10:09:23,538 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 10:09:23,538 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 10:09:23,538 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 10:09:23,539 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 10:09:23,539 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 10:09:23,539 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 10:09:23,539 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 10:09:23,539 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 10:09:23,540 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 10:09:23,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 10:09:23,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 10:09:23,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 10:09:23,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 10:09:23,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 10:09:23,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 10:09:23,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 10:09:23,541 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 10:09:23,541 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 10:09:23,541 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 10:09:23,541 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 10:09:23,542 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 10:09:23,542 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 10:09:23,542 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 10:09:23,542 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 10:09:23,542 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 10:09:23,542 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 10:09:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 10:09:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 10:09:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 10:09:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 10:09:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 10:09:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 10:09:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 10:09:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-09-21 10:09:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 10:09:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 10:09:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 10:09:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 10:09:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 10:09:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 10:09:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 10:09:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 10:09:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 10:09:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 10:09:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 10:09:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 10:09:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 10:09:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 10:09:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 10:09:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 10:09:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 10:09:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 10:09:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 10:09:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 10:09:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 10:09:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 10:09:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 10:09:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 10:09:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 10:09:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 10:09:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 10:09:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 10:09:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 10:09:23,549 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 10:09:23,549 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 10:09:23,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 10:09:23,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 10:09:23,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 10:09:24,528 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 10:09:24,528 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 10:09:24,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:09:24 BoogieIcfgContainer [2020-09-21 10:09:24,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 10:09:24,539 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 10:09:24,539 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 10:09:24,542 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 10:09:24,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 10:09:22" (1/3) ... [2020-09-21 10:09:24,543 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@495d0599 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 10:09:24, skipping insertion in model container [2020-09-21 10:09:24,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:09:23" (2/3) ... [2020-09-21 10:09:24,544 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@495d0599 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 10:09:24, skipping insertion in model container [2020-09-21 10:09:24,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:09:24" (3/3) ... [2020-09-21 10:09:24,547 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product18.cil.c [2020-09-21 10:09:24,558 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 10:09:24,570 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 10:09:24,589 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 10:09:24,613 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 10:09:24,614 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 10:09:24,614 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 10:09:24,614 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 10:09:24,614 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 10:09:24,614 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 10:09:24,614 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 10:09:24,615 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 10:09:24,641 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states. [2020-09-21 10:09:24,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-09-21 10:09:24,652 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:09:24,653 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] [2020-09-21 10:09:24,653 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:09:24,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:09:24,660 INFO L82 PathProgramCache]: Analyzing trace with hash -1582147067, now seen corresponding path program 1 times [2020-09-21 10:09:24,668 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:09:24,669 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [151991635] [2020-09-21 10:09:24,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:09:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:25,302 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:09:25,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:09:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:25,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:09:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:25,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:09:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:25,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:09:25,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:25,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:09:25,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:25,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 10:09:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:25,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 10:09:25,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:25,430 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 10:09:25,431 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [151991635] [2020-09-21 10:09:25,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:09:25,434 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-21 10:09:25,440 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715807921] [2020-09-21 10:09:25,446 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-21 10:09:25,447 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:09:25,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-21 10:09:25,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-21 10:09:25,467 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 3 states. [2020-09-21 10:09:26,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:09:26,445 INFO L93 Difference]: Finished difference Result 256 states and 337 transitions. [2020-09-21 10:09:26,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-21 10:09:26,447 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-09-21 10:09:26,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:09:26,464 INFO L225 Difference]: With dead ends: 256 [2020-09-21 10:09:26,464 INFO L226 Difference]: Without dead ends: 139 [2020-09-21 10:09:26,469 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-21 10:09:26,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2020-09-21 10:09:26,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 108. [2020-09-21 10:09:26,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-09-21 10:09:26,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 125 transitions. [2020-09-21 10:09:26,564 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 125 transitions. Word has length 46 [2020-09-21 10:09:26,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:09:26,565 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 125 transitions. [2020-09-21 10:09:26,565 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-21 10:09:26,565 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 125 transitions. [2020-09-21 10:09:26,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-09-21 10:09:26,569 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:09:26,569 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] [2020-09-21 10:09:26,569 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 10:09:26,569 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:09:26,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:09:26,570 INFO L82 PathProgramCache]: Analyzing trace with hash 552512902, now seen corresponding path program 1 times [2020-09-21 10:09:26,570 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:09:26,570 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1599464980] [2020-09-21 10:09:26,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:09:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:26,883 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:09:26,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:09:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:26,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:09:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:26,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:09:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:26,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:09:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:26,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:09:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:26,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 10:09:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:26,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-09-21 10:09:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:26,941 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 10:09:26,941 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1599464980] [2020-09-21 10:09:26,942 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:09:26,942 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 10:09:26,942 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527217364] [2020-09-21 10:09:26,944 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 10:09:26,944 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:09:26,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 10:09:26,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-21 10:09:26,945 INFO L87 Difference]: Start difference. First operand 108 states and 125 transitions. Second operand 4 states. [2020-09-21 10:09:27,489 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:09:28,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:09:28,214 INFO L93 Difference]: Finished difference Result 185 states and 224 transitions. [2020-09-21 10:09:28,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-21 10:09:28,215 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-09-21 10:09:28,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:09:28,219 INFO L225 Difference]: With dead ends: 185 [2020-09-21 10:09:28,219 INFO L226 Difference]: Without dead ends: 123 [2020-09-21 10:09:28,221 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-21 10:09:28,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-09-21 10:09:28,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 99. [2020-09-21 10:09:28,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-09-21 10:09:28,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2020-09-21 10:09:28,262 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 47 [2020-09-21 10:09:28,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:09:28,263 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2020-09-21 10:09:28,263 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 10:09:28,263 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2020-09-21 10:09:28,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 10:09:28,265 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:09:28,265 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 10:09:28,266 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 10:09:28,266 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:09:28,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:09:28,266 INFO L82 PathProgramCache]: Analyzing trace with hash -482942028, now seen corresponding path program 1 times [2020-09-21 10:09:28,267 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:09:28,267 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [38798885] [2020-09-21 10:09:28,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:09:28,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:28,703 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:09:28,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:09:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:28,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:09:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:28,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:09:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:28,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:09:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:28,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:09:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:28,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 10:09:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:28,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 10:09:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:28,830 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 10:09:28,830 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [38798885] [2020-09-21 10:09:28,831 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:09:28,831 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 10:09:28,831 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590379913] [2020-09-21 10:09:28,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 10:09:28,833 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:09:28,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 10:09:28,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 10:09:28,833 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 8 states. [2020-09-21 10:09:29,228 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:09:29,593 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:09:29,886 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:09:30,150 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:09:31,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:09:31,165 INFO L93 Difference]: Finished difference Result 198 states and 242 transitions. [2020-09-21 10:09:31,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-21 10:09:31,166 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-09-21 10:09:31,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:09:31,168 INFO L225 Difference]: With dead ends: 198 [2020-09-21 10:09:31,168 INFO L226 Difference]: Without dead ends: 123 [2020-09-21 10:09:31,170 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-09-21 10:09:31,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-09-21 10:09:31,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 99. [2020-09-21 10:09:31,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-09-21 10:09:31,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 112 transitions. [2020-09-21 10:09:31,200 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 112 transitions. Word has length 52 [2020-09-21 10:09:31,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:09:31,201 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 112 transitions. [2020-09-21 10:09:31,201 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 10:09:31,201 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 112 transitions. [2020-09-21 10:09:31,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 10:09:31,203 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:09:31,203 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] [2020-09-21 10:09:31,203 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 10:09:31,204 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:09:31,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:09:31,204 INFO L82 PathProgramCache]: Analyzing trace with hash 1347870715, now seen corresponding path program 1 times [2020-09-21 10:09:31,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:09:31,205 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [21091167] [2020-09-21 10:09:31,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:09:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:31,567 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:09:31,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:09:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:31,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:09:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:31,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:09:31,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:31,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:09:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:31,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:09:31,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:31,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 10:09:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:31,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 10:09:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:31,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-21 10:09:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:31,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-21 10:09:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:31,680 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 10:09:31,681 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [21091167] [2020-09-21 10:09:31,681 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:09:31,681 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-21 10:09:31,682 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778503511] [2020-09-21 10:09:31,682 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-21 10:09:31,682 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:09:31,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-21 10:09:31,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-09-21 10:09:31,683 INFO L87 Difference]: Start difference. First operand 99 states and 112 transitions. Second operand 12 states. [2020-09-21 10:09:32,199 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:09:32,588 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:09:32,905 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:09:33,197 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:09:33,831 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:09:34,757 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:09:35,164 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 10:09:35,504 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 10:09:35,796 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:09:36,090 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:09:36,456 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 10:09:36,855 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 10:09:37,171 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:09:38,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:09:38,360 INFO L93 Difference]: Finished difference Result 380 states and 506 transitions. [2020-09-21 10:09:38,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-09-21 10:09:38,361 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 60 [2020-09-21 10:09:38,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:09:38,368 INFO L225 Difference]: With dead ends: 380 [2020-09-21 10:09:38,368 INFO L226 Difference]: Without dead ends: 305 [2020-09-21 10:09:38,370 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-09-21 10:09:38,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2020-09-21 10:09:38,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 236. [2020-09-21 10:09:38,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-09-21 10:09:38,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 277 transitions. [2020-09-21 10:09:38,435 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 277 transitions. Word has length 60 [2020-09-21 10:09:38,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:09:38,436 INFO L479 AbstractCegarLoop]: Abstraction has 236 states and 277 transitions. [2020-09-21 10:09:38,436 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-21 10:09:38,436 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 277 transitions. [2020-09-21 10:09:38,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-09-21 10:09:38,439 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:09:38,439 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 10:09:38,439 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 10:09:38,439 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:09:38,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:09:38,440 INFO L82 PathProgramCache]: Analyzing trace with hash 103284699, now seen corresponding path program 1 times [2020-09-21 10:09:38,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:09:38,440 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1553638027] [2020-09-21 10:09:38,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:09:38,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:38,770 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:09:38,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:09:38,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:38,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:09:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:38,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:09:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:38,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:09:38,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:38,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:09:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:38,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-21 10:09:38,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:38,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-09-21 10:09:38,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:38,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 10:09:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:38,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 10:09:38,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:38,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-21 10:09:38,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:38,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-09-21 10:09:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:38,893 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 10:09:38,894 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1553638027] [2020-09-21 10:09:38,894 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:09:38,894 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-21 10:09:38,895 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115242558] [2020-09-21 10:09:38,896 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-21 10:09:38,897 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:09:38,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-21 10:09:38,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-09-21 10:09:38,899 INFO L87 Difference]: Start difference. First operand 236 states and 277 transitions. Second operand 6 states. [2020-09-21 10:09:39,286 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:09:39,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:09:39,894 INFO L93 Difference]: Finished difference Result 388 states and 472 transitions. [2020-09-21 10:09:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 10:09:39,895 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2020-09-21 10:09:39,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:09:39,898 INFO L225 Difference]: With dead ends: 388 [2020-09-21 10:09:39,898 INFO L226 Difference]: Without dead ends: 176 [2020-09-21 10:09:39,900 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-09-21 10:09:39,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-09-21 10:09:39,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 163. [2020-09-21 10:09:39,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-09-21 10:09:39,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 180 transitions. [2020-09-21 10:09:39,941 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 180 transitions. Word has length 68 [2020-09-21 10:09:39,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:09:39,941 INFO L479 AbstractCegarLoop]: Abstraction has 163 states and 180 transitions. [2020-09-21 10:09:39,941 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-21 10:09:39,942 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 180 transitions. [2020-09-21 10:09:39,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-09-21 10:09:39,944 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:09:39,944 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:09:39,945 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 10:09:39,945 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:09:39,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:09:39,945 INFO L82 PathProgramCache]: Analyzing trace with hash -621584585, now seen corresponding path program 1 times [2020-09-21 10:09:39,946 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:09:39,946 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1743236660] [2020-09-21 10:09:39,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:09:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,388 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:09:40,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:09:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:09:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:09:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:09:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:09:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-21 10:09:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 10:09:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 10:09:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 10:09:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-21 10:09:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 10:09:40,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-09-21 10:09:40,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-09-21 10:09:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 10:09:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-21 10:09:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-09-21 10:09:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:09:40,586 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-09-21 10:09:40,587 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1743236660] [2020-09-21 10:09:40,587 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 10:09:40,587 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-09-21 10:09:40,587 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427781625] [2020-09-21 10:09:40,588 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-21 10:09:40,588 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:09:40,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-21 10:09:40,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-09-21 10:09:40,589 INFO L87 Difference]: Start difference. First operand 163 states and 180 transitions. Second operand 10 states. [2020-09-21 10:09:41,290 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-09-21 10:09:41,870 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:09:42,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:09:42,536 INFO L93 Difference]: Finished difference Result 220 states and 252 transitions. [2020-09-21 10:09:42,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 10:09:42,537 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 100 [2020-09-21 10:09:42,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:09:42,537 INFO L225 Difference]: With dead ends: 220 [2020-09-21 10:09:42,538 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 10:09:42,539 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2020-09-21 10:09:42,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 10:09:42,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 10:09:42,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 10:09:42,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 10:09:42,540 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2020-09-21 10:09:42,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:09:42,540 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 10:09:42,541 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-21 10:09:42,541 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 10:09:42,541 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 10:09:42,541 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-21 10:09:42,544 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 10:09:42,868 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:43,032 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 10:09:43,348 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:43,669 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:43,834 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 10:09:44,133 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:44,686 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 215 [2020-09-21 10:09:45,227 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 215 [2020-09-21 10:09:45,558 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-21 10:09:45,871 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:46,028 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 10:09:46,390 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 28 [2020-09-21 10:09:46,693 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:46,999 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:47,301 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:47,462 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 10:09:47,762 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:47,905 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:09:48,070 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 10:09:48,371 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:48,669 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:48,968 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:49,128 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 10:09:49,431 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:49,734 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:49,897 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 10:09:50,195 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:50,493 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:50,866 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 28 [2020-09-21 10:09:51,171 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:51,477 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 10:09:51,777 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:52,076 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:52,237 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 10:09:52,536 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:52,699 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 10:09:53,006 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:53,328 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:53,879 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 215 [2020-09-21 10:09:54,433 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 215 [2020-09-21 10:09:54,774 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-21 10:09:55,089 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:55,432 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 28 [2020-09-21 10:09:55,742 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2020-09-21 10:09:56,053 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2020-09-21 10:09:56,350 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-21 10:09:56,856 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 25 [2020-09-21 10:09:57,194 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 28 [2020-09-21 10:09:57,996 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2020-09-21 10:09:58,482 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-09-21 10:09:58,683 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-09-21 10:09:59,396 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2020-09-21 10:10:00,166 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2020-09-21 10:10:00,668 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-09-21 10:10:01,098 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-09-21 10:10:01,861 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 20 [2020-09-21 10:10:02,115 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:10:02,356 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-09-21 10:10:03,164 WARN L193 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 24 [2020-09-21 10:10:03,944 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 21 [2020-09-21 10:10:04,916 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 19 [2020-09-21 10:10:05,130 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-09-21 10:10:05,345 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-09-21 10:10:05,793 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-09-21 10:10:06,328 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-09-21 10:10:06,971 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2020-09-21 10:10:07,467 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-09-21 10:10:08,011 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-09-21 10:10:08,471 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-09-21 10:10:08,710 INFO L268 CegarLoopResult]: For program point L640(lines 617 641) no Hoare annotation was computed. [2020-09-21 10:10:08,710 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 593 648) no Hoare annotation was computed. [2020-09-21 10:10:08,710 INFO L268 CegarLoopResult]: For program point L624(lines 624 628) no Hoare annotation was computed. [2020-09-21 10:10:08,710 INFO L268 CegarLoopResult]: For program point L624-1(lines 624 628) no Hoare annotation was computed. [2020-09-21 10:10:08,710 INFO L268 CegarLoopResult]: For program point L619(line 619) no Hoare annotation was computed. [2020-09-21 10:10:08,711 INFO L268 CegarLoopResult]: For program point L618-2(lines 618 639) no Hoare annotation was computed. [2020-09-21 10:10:08,711 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 593 648) no Hoare annotation was computed. [2020-09-21 10:10:08,711 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 593 648) no Hoare annotation was computed. [2020-09-21 10:10:08,711 INFO L268 CegarLoopResult]: For program point L675-2(lines 675 700) no Hoare annotation was computed. [2020-09-21 10:10:08,711 INFO L268 CegarLoopResult]: For program point L701(lines 674 702) no Hoare annotation was computed. [2020-09-21 10:10:08,712 INFO L268 CegarLoopResult]: For program point L694(line 694) no Hoare annotation was computed. [2020-09-21 10:10:08,712 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 649 708) no Hoare annotation was computed. [2020-09-21 10:10:08,712 INFO L268 CegarLoopResult]: For program point L694-1(line 694) no Hoare annotation was computed. [2020-09-21 10:10:08,712 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 649 708) no Hoare annotation was computed. [2020-09-21 10:10:08,712 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 649 708) no Hoare annotation was computed. [2020-09-21 10:10:08,712 INFO L268 CegarLoopResult]: For program point L681(lines 681 685) no Hoare annotation was computed. [2020-09-21 10:10:08,712 INFO L268 CegarLoopResult]: For program point L681-1(lines 681 685) no Hoare annotation was computed. [2020-09-21 10:10:08,713 INFO L268 CegarLoopResult]: For program point L676(line 676) no Hoare annotation was computed. [2020-09-21 10:10:08,713 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 426 432) the Hoare annotation is: true [2020-09-21 10:10:08,713 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 426 432) no Hoare annotation was computed. [2020-09-21 10:10:08,713 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 433 441) no Hoare annotation was computed. [2020-09-21 10:10:08,713 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 433 441) the Hoare annotation is: true [2020-09-21 10:10:08,713 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 433 441) no Hoare annotation was computed. [2020-09-21 10:10:08,713 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 382 406) the Hoare annotation is: true [2020-09-21 10:10:08,714 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 382 406) no Hoare annotation was computed. [2020-09-21 10:10:08,714 INFO L264 CegarLoopResult]: At program point L396(line 396) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-09-21 10:10:08,714 INFO L268 CegarLoopResult]: For program point L394(lines 394 400) no Hoare annotation was computed. [2020-09-21 10:10:08,714 INFO L264 CegarLoopResult]: At program point L392(line 392) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-09-21 10:10:08,714 INFO L268 CegarLoopResult]: For program point L392-1(line 392) no Hoare annotation was computed. [2020-09-21 10:10:08,714 INFO L268 CegarLoopResult]: For program point L390(lines 390 403) no Hoare annotation was computed. [2020-09-21 10:10:08,714 INFO L268 CegarLoopResult]: For program point L390-1(lines 382 406) no Hoare annotation was computed. [2020-09-21 10:10:08,714 INFO L271 CegarLoopResult]: At program point L388(line 388) the Hoare annotation is: true [2020-09-21 10:10:08,715 INFO L268 CegarLoopResult]: For program point L388-1(line 388) no Hoare annotation was computed. [2020-09-21 10:10:08,715 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 356 378) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:10:08,715 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 356 378) no Hoare annotation was computed. [2020-09-21 10:10:08,715 INFO L264 CegarLoopResult]: At program point L368(line 368) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= main_~tmp~3 ~waterLevel~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:10:08,715 INFO L264 CegarLoopResult]: At program point L368-1(line 368) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= main_~tmp~3 ~waterLevel~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:10:08,715 INFO L268 CegarLoopResult]: For program point L366(lines 366 373) no Hoare annotation was computed. [2020-09-21 10:10:08,716 INFO L268 CegarLoopResult]: For program point L366-1(lines 366 373) no Hoare annotation was computed. [2020-09-21 10:10:08,716 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 356 378) no Hoare annotation was computed. [2020-09-21 10:10:08,716 INFO L268 CegarLoopResult]: For program point L364(line 364) no Hoare annotation was computed. [2020-09-21 10:10:08,716 INFO L264 CegarLoopResult]: At program point L363(line 363) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:10:08,716 INFO L264 CegarLoopResult]: At program point L362(line 362) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:10:08,716 INFO L264 CegarLoopResult]: At program point L362-1(line 362) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:10:08,717 INFO L268 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2020-09-21 10:10:08,717 INFO L268 CegarLoopResult]: For program point L320(line 320) no Hoare annotation was computed. [2020-09-21 10:10:08,717 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 312 335) no Hoare annotation was computed. [2020-09-21 10:10:08,717 INFO L268 CegarLoopResult]: For program point L319(line 319) no Hoare annotation was computed. [2020-09-21 10:10:08,717 INFO L268 CegarLoopResult]: For program point L318(line 318) no Hoare annotation was computed. [2020-09-21 10:10:08,717 INFO L268 CegarLoopResult]: For program point L317(line 317) no Hoare annotation was computed. [2020-09-21 10:10:08,717 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 312 335) no Hoare annotation was computed. [2020-09-21 10:10:08,718 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 312 335) no Hoare annotation was computed. [2020-09-21 10:10:08,718 INFO L268 CegarLoopResult]: For program point L330(line 330) no Hoare annotation was computed. [2020-09-21 10:10:08,718 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-09-21 10:10:08,718 INFO L268 CegarLoopResult]: For program point L328(line 328) no Hoare annotation was computed. [2020-09-21 10:10:08,718 INFO L268 CegarLoopResult]: For program point L327(line 327) no Hoare annotation was computed. [2020-09-21 10:10:08,718 INFO L268 CegarLoopResult]: For program point L326(line 326) no Hoare annotation was computed. [2020-09-21 10:10:08,718 INFO L268 CegarLoopResult]: For program point L325(line 325) no Hoare annotation was computed. [2020-09-21 10:10:08,718 INFO L268 CegarLoopResult]: For program point L324(line 324) no Hoare annotation was computed. [2020-09-21 10:10:08,718 INFO L268 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-09-21 10:10:08,719 INFO L268 CegarLoopResult]: For program point L322(line 322) no Hoare annotation was computed. [2020-09-21 10:10:08,719 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 208 216) no Hoare annotation was computed. [2020-09-21 10:10:08,719 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 208 216) the Hoare annotation is: true [2020-09-21 10:10:08,719 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 208 216) no Hoare annotation was computed. [2020-09-21 10:10:08,719 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 253 271) the Hoare annotation is: true [2020-09-21 10:10:08,719 INFO L268 CegarLoopResult]: For program point L262(lines 262 266) no Hoare annotation was computed. [2020-09-21 10:10:08,719 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 253 271) no Hoare annotation was computed. [2020-09-21 10:10:08,719 INFO L271 CegarLoopResult]: At program point L260(line 260) the Hoare annotation is: true [2020-09-21 10:10:08,719 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 266) no Hoare annotation was computed. [2020-09-21 10:10:08,720 INFO L268 CegarLoopResult]: For program point L260-1(line 260) no Hoare annotation was computed. [2020-09-21 10:10:08,720 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 253 271) no Hoare annotation was computed. [2020-09-21 10:10:08,720 INFO L268 CegarLoopResult]: For program point L224(lines 224 232) no Hoare annotation was computed. [2020-09-21 10:10:08,720 INFO L268 CegarLoopResult]: For program point L224-2(lines 224 232) no Hoare annotation was computed. [2020-09-21 10:10:08,720 INFO L268 CegarLoopResult]: For program point L247(line 247) no Hoare annotation was computed. [2020-09-21 10:10:08,720 INFO L268 CegarLoopResult]: For program point L247-1(line 247) no Hoare annotation was computed. [2020-09-21 10:10:08,720 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 217 252) no Hoare annotation was computed. [2020-09-21 10:10:08,720 INFO L268 CegarLoopResult]: For program point L236(lines 236 244) no Hoare annotation was computed. [2020-09-21 10:10:08,720 INFO L268 CegarLoopResult]: For program point L236-2(lines 236 244) no Hoare annotation was computed. [2020-09-21 10:10:08,720 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 217 252) no Hoare annotation was computed. [2020-09-21 10:10:08,720 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 217 252) no Hoare annotation was computed. [2020-09-21 10:10:08,720 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 419 425) no Hoare annotation was computed. [2020-09-21 10:10:08,721 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 419 425) the Hoare annotation is: true [2020-09-21 10:10:08,721 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 547 592) no Hoare annotation was computed. [2020-09-21 10:10:08,721 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 547 592) no Hoare annotation was computed. [2020-09-21 10:10:08,721 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 547 592) no Hoare annotation was computed. [2020-09-21 10:10:08,721 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 860 905) no Hoare annotation was computed. [2020-09-21 10:10:08,721 INFO L268 CegarLoopResult]: For program point L880(lines 880 887) no Hoare annotation was computed. [2020-09-21 10:10:08,721 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 860 905) no Hoare annotation was computed. [2020-09-21 10:10:08,721 INFO L268 CegarLoopResult]: For program point L874(lines 874 894) no Hoare annotation was computed. [2020-09-21 10:10:08,721 INFO L268 CegarLoopResult]: For program point L874-1(lines 874 894) no Hoare annotation was computed. [2020-09-21 10:10:08,721 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 860 905) no Hoare annotation was computed. [2020-09-21 10:10:08,722 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 343 352) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:10:08,722 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 343 352) no Hoare annotation was computed. [2020-09-21 10:10:08,722 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 343 352) no Hoare annotation was computed. [2020-09-21 10:10:08,722 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 197 207) no Hoare annotation was computed. [2020-09-21 10:10:08,722 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 197 207) no Hoare annotation was computed. [2020-09-21 10:10:08,722 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-09-21 10:10:08,722 INFO L268 CegarLoopResult]: For program point L202-1(line 202) no Hoare annotation was computed. [2020-09-21 10:10:08,722 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 197 207) no Hoare annotation was computed. [2020-09-21 10:10:08,722 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 189 196) the Hoare annotation is: true [2020-09-21 10:10:08,722 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 189 196) no Hoare annotation was computed. [2020-09-21 10:10:08,723 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 189 196) no Hoare annotation was computed. [2020-09-21 10:10:08,723 INFO L268 CegarLoopResult]: For program point L162-1(line 162) no Hoare annotation was computed. [2020-09-21 10:10:08,723 INFO L268 CegarLoopResult]: For program point L160(lines 160 177) no Hoare annotation was computed. [2020-09-21 10:10:08,723 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 156 180) no Hoare annotation was computed. [2020-09-21 10:10:08,723 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 156 180) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-09-21 10:10:08,723 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-09-21 10:10:08,723 INFO L268 CegarLoopResult]: For program point L175-1(lines 156 180) no Hoare annotation was computed. [2020-09-21 10:10:08,723 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-09-21 10:10:08,724 INFO L264 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-09-21 10:10:08,724 INFO L268 CegarLoopResult]: For program point L164(lines 164 172) no Hoare annotation was computed. [2020-09-21 10:10:08,724 INFO L264 CegarLoopResult]: At program point L162(line 162) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-09-21 10:10:08,724 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 148 154) no Hoare annotation was computed. [2020-09-21 10:10:08,724 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 148 154) the Hoare annotation is: true [2020-09-21 10:10:08,724 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:10:08,724 INFO L268 CegarLoopResult]: For program point L93(lines 93 97) no Hoare annotation was computed. [2020-09-21 10:10:08,724 INFO L264 CegarLoopResult]: At program point L93-2(lines 85 98) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse2))) [2020-09-21 10:10:08,724 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-09-21 10:10:08,725 INFO L264 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse2))) [2020-09-21 10:10:08,725 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-09-21 10:10:08,725 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-09-21 10:10:08,725 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse2))) [2020-09-21 10:10:08,725 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-09-21 10:10:08,725 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-09-21 10:10:08,725 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse2))) [2020-09-21 10:10:08,726 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse2))) [2020-09-21 10:10:08,726 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-09-21 10:10:08,726 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-09-21 10:10:08,726 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-09-21 10:10:08,726 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:10:08,726 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-09-21 10:10:08,727 INFO L268 CegarLoopResult]: For program point L828(lines 828 848) no Hoare annotation was computed. [2020-09-21 10:10:08,727 INFO L268 CegarLoopResult]: For program point L828-1(lines 828 848) no Hoare annotation was computed. [2020-09-21 10:10:08,727 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 814 859) no Hoare annotation was computed. [2020-09-21 10:10:08,727 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 814 859) no Hoare annotation was computed. [2020-09-21 10:10:08,727 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 814 859) no Hoare annotation was computed. [2020-09-21 10:10:08,727 INFO L268 CegarLoopResult]: For program point L834(lines 834 841) no Hoare annotation was computed. [2020-09-21 10:10:08,727 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 522 530) no Hoare annotation was computed. [2020-09-21 10:10:08,727 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 522 530) the Hoare annotation is: true [2020-09-21 10:10:08,727 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 522 530) no Hoare annotation was computed. [2020-09-21 10:10:08,728 INFO L268 CegarLoopResult]: For program point L498-2(lines 498 506) no Hoare annotation was computed. [2020-09-21 10:10:08,728 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 490 512) no Hoare annotation was computed. [2020-09-21 10:10:08,728 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 490 512) no Hoare annotation was computed. [2020-09-21 10:10:08,728 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 490 512) no Hoare annotation was computed. [2020-09-21 10:10:08,728 INFO L268 CegarLoopResult]: For program point L498(lines 498 506) no Hoare annotation was computed. [2020-09-21 10:10:08,728 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 409 418) no Hoare annotation was computed. [2020-09-21 10:10:08,728 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 409 418) no Hoare annotation was computed. [2020-09-21 10:10:08,728 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 409 418) no Hoare annotation was computed. [2020-09-21 10:10:08,728 INFO L268 CegarLoopResult]: For program point L735(lines 735 739) no Hoare annotation was computed. [2020-09-21 10:10:08,729 INFO L268 CegarLoopResult]: For program point L799(lines 799 810) no Hoare annotation was computed. [2020-09-21 10:10:08,729 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 711 813) no Hoare annotation was computed. [2020-09-21 10:10:08,729 INFO L268 CegarLoopResult]: For program point L762(lines 762 766) no Hoare annotation was computed. [2020-09-21 10:10:08,729 INFO L268 CegarLoopResult]: For program point L760-2(lines 760 780) no Hoare annotation was computed. [2020-09-21 10:10:08,729 INFO L268 CegarLoopResult]: For program point L781(lines 759 782) no Hoare annotation was computed. [2020-09-21 10:10:08,729 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 711 813) no Hoare annotation was computed. [2020-09-21 10:10:08,729 INFO L268 CegarLoopResult]: For program point L740(lines 740 756) no Hoare annotation was computed. [2020-09-21 10:10:08,729 INFO L268 CegarLoopResult]: For program point L800(lines 800 807) no Hoare annotation was computed. [2020-09-21 10:10:08,730 INFO L268 CegarLoopResult]: For program point L761(lines 760 780) no Hoare annotation was computed. [2020-09-21 10:10:08,730 INFO L268 CegarLoopResult]: For program point L792(line 792) no Hoare annotation was computed. [2020-09-21 10:10:08,730 INFO L268 CegarLoopResult]: For program point L792-1(line 792) no Hoare annotation was computed. [2020-09-21 10:10:08,730 INFO L268 CegarLoopResult]: For program point L757(lines 757 798) no Hoare annotation was computed. [2020-09-21 10:10:08,730 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 711 813) no Hoare annotation was computed. [2020-09-21 10:10:08,730 INFO L268 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-09-21 10:10:08,730 INFO L268 CegarLoopResult]: For program point L776-1(line 776) no Hoare annotation was computed. [2020-09-21 10:10:08,730 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:10:08,731 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 10:10:08,731 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:10:08,731 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 181 188) no Hoare annotation was computed. [2020-09-21 10:10:08,731 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 181 188) no Hoare annotation was computed. [2020-09-21 10:10:08,731 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 181 188) no Hoare annotation was computed. [2020-09-21 10:10:08,731 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 513 521) the Hoare annotation is: true [2020-09-21 10:10:08,731 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 513 521) no Hoare annotation was computed. [2020-09-21 10:10:08,732 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 513 521) no Hoare annotation was computed. [2020-09-21 10:10:08,732 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 469 480) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-09-21 10:10:08,732 INFO L268 CegarLoopResult]: For program point L473-1(lines 469 480) no Hoare annotation was computed. [2020-09-21 10:10:08,732 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 469 480) no Hoare annotation was computed. [2020-09-21 10:10:08,732 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:10:08,732 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 10:10:08,732 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:10:08,733 INFO L268 CegarLoopResult]: For program point L128(lines 127 146) no Hoare annotation was computed. [2020-09-21 10:10:08,733 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 124 147) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-09-21 10:10:08,733 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 124 147) no Hoare annotation was computed. [2020-09-21 10:10:08,733 INFO L264 CegarLoopResult]: At program point L137(line 137) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-09-21 10:10:08,733 INFO L264 CegarLoopResult]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-09-21 10:10:08,733 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 124 147) no Hoare annotation was computed. [2020-09-21 10:10:08,733 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1))) [2020-09-21 10:10:08,734 INFO L271 CegarLoopResult]: At program point L288(line 288) the Hoare annotation is: true [2020-09-21 10:10:08,734 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 282 311) no Hoare annotation was computed. [2020-09-21 10:10:08,734 INFO L268 CegarLoopResult]: For program point L288-1(line 288) no Hoare annotation was computed. [2020-09-21 10:10:08,734 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 282 311) the Hoare annotation is: true [2020-09-21 10:10:08,734 INFO L271 CegarLoopResult]: At program point L307(lines 282 311) the Hoare annotation is: true [2020-09-21 10:10:08,734 INFO L268 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-09-21 10:10:08,734 INFO L268 CegarLoopResult]: For program point L296(lines 296 300) no Hoare annotation was computed. [2020-09-21 10:10:08,735 INFO L271 CegarLoopResult]: At program point L296-1(lines 296 300) the Hoare annotation is: true [2020-09-21 10:10:08,735 INFO L268 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-09-21 10:10:08,735 INFO L271 CegarLoopResult]: At program point L292-2(lines 292 306) the Hoare annotation is: true [2020-09-21 10:10:08,735 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 481 489) no Hoare annotation was computed. [2020-09-21 10:10:08,735 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 481 489) no Hoare annotation was computed. [2020-09-21 10:10:08,735 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 481 489) no Hoare annotation was computed. [2020-09-21 10:10:08,735 INFO L268 CegarLoopResult]: For program point L449-1(lines 445 456) no Hoare annotation was computed. [2020-09-21 10:10:08,735 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 445 456) the Hoare annotation is: true [2020-09-21 10:10:08,735 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 445 456) no Hoare annotation was computed. [2020-09-21 10:10:08,736 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 336 342) no Hoare annotation was computed. [2020-09-21 10:10:08,736 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 336 342) the Hoare annotation is: true [2020-09-21 10:10:08,736 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:10:08,736 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-09-21 10:10:08,736 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 10:10:08,736 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:10:08,736 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 272 279) no Hoare annotation was computed. [2020-09-21 10:10:08,737 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 272 279) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~systemActive~0)| ~systemActive~0) (not (= ~waterLevel~0 1)) .cse1) (or .cse0 .cse1 (= 1 ~systemActive~0) (not (<= 2 ~waterLevel~0))))) [2020-09-21 10:10:08,737 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 272 279) no Hoare annotation was computed. [2020-09-21 10:10:08,737 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 457 468) no Hoare annotation was computed. [2020-09-21 10:10:08,737 INFO L268 CegarLoopResult]: For program point L461-1(lines 457 468) no Hoare annotation was computed. [2020-09-21 10:10:08,737 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 457 468) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2))) [2020-09-21 10:10:08,737 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 532 539) no Hoare annotation was computed. [2020-09-21 10:10:08,737 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2020-09-21 10:10:08,738 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 532 539) the Hoare annotation is: true [2020-09-21 10:10:08,738 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 532 539) no Hoare annotation was computed. [2020-09-21 10:10:08,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 10:10:08 BoogieIcfgContainer [2020-09-21 10:10:08,757 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 10:10:08,759 INFO L168 Benchmark]: Toolchain (without parser) took 46066.55 ms. Allocated memory was 144.7 MB in the beginning and 595.1 MB in the end (delta: 450.4 MB). Free memory was 98.9 MB in the beginning and 150.9 MB in the end (delta: -52.0 MB). Peak memory consumption was 472.1 MB. Max. memory is 7.1 GB. [2020-09-21 10:10:08,760 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 144.7 MB. Free memory was 118.0 MB in the beginning and 117.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 10:10:08,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.63 ms. Allocated memory was 144.7 MB in the beginning and 201.3 MB in the end (delta: 56.6 MB). Free memory was 98.3 MB in the beginning and 171.4 MB in the end (delta: -73.2 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2020-09-21 10:10:08,762 INFO L168 Benchmark]: Boogie Preprocessor took 93.79 ms. Allocated memory is still 201.3 MB. Free memory was 171.4 MB in the beginning and 166.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2020-09-21 10:10:08,763 INFO L168 Benchmark]: RCFGBuilder took 1082.55 ms. Allocated memory was 201.3 MB in the beginning and 230.2 MB in the end (delta: 28.8 MB). Free memory was 166.2 MB in the beginning and 199.6 MB in the end (delta: -33.4 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. [2020-09-21 10:10:08,763 INFO L168 Benchmark]: TraceAbstraction took 44218.95 ms. Allocated memory was 230.2 MB in the beginning and 595.1 MB in the end (delta: 364.9 MB). Free memory was 199.6 MB in the beginning and 150.9 MB in the end (delta: 48.7 MB). Peak memory consumption was 487.3 MB. Max. memory is 7.1 GB. [2020-09-21 10:10:08,767 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 144.7 MB. Free memory was 118.0 MB in the beginning and 117.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 662.63 ms. Allocated memory was 144.7 MB in the beginning and 201.3 MB in the end (delta: 56.6 MB). Free memory was 98.3 MB in the beginning and 171.4 MB in the end (delta: -73.2 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.79 ms. Allocated memory is still 201.3 MB. Free memory was 171.4 MB in the beginning and 166.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1082.55 ms. Allocated memory was 201.3 MB in the beginning and 230.2 MB in the end (delta: 28.8 MB). Free memory was 166.2 MB in the beginning and 199.6 MB in the end (delta: -33.4 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 44218.95 ms. Allocated memory was 230.2 MB in the beginning and 595.1 MB in the end (delta: 364.9 MB). Free memory was 199.6 MB in the beginning and 150.9 MB in the end (delta: 48.7 MB). Peak memory consumption was 487.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 536]: 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: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0)) || (((\old(waterLevel) == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 218 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.9s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 14.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 26.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 520 SDtfs, 1007 SDslu, 355 SDs, 0 SdLazy, 2257 SolverSat, 672 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 186 GetRequests, 125 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 7.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=236occurred 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, 6 MinimizatonAttempts, 161 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 306 PreInvPairs, 329 NumberOfFragments, 1087 HoareAnnotationTreeSize, 306 FomulaSimplifications, 51168 FormulaSimplificationTreeSizeReduction, 14.6s HoareSimplificationTime, 51 FomulaSimplificationsInter, 8826 FormulaSimplificationTreeSizeReductionInter, 11.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 373 NumberOfCodeBlocks, 373 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 367 ConstructedInterpolants, 0 QuantifiedInterpolants, 114032 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 25/32 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...