/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 17:10:53,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 17:10:53,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 17:10:53,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 17:10:53,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 17:10:53,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 17:10:53,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 17:10:53,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 17:10:53,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 17:10:53,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 17:10:53,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 17:10:53,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 17:10:53,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 17:10:53,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 17:10:53,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 17:10:53,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 17:10:53,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 17:10:53,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 17:10:53,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 17:10:53,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 17:10:53,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 17:10:53,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 17:10:53,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 17:10:53,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 17:10:53,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 17:10:53,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 17:10:53,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 17:10:53,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 17:10:53,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 17:10:53,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 17:10:53,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 17:10:53,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 17:10:53,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 17:10:53,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 17:10:53,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 17:10:53,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 17:10:53,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 17:10:53,768 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 17:10:53,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 17:10:53,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 17:10:53,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 17:10:53,770 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-02-19 17:10:53,827 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 17:10:53,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 17:10:53,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 17:10:53,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 17:10:53,832 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 17:10:53,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 17:10:53,833 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 17:10:53,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 17:10:53,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 17:10:53,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 17:10:53,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 17:10:53,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 17:10:53,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 17:10:53,835 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 17:10:53,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 17:10:53,836 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 17:10:53,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 17:10:53,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 17:10:53,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 17:10:53,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 17:10:53,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:10:53,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 17:10:53,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 17:10:53,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 17:10:53,838 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 17:10:53,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 17:10:53,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 17:10:53,838 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 17:10:53,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 17:10:54,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 17:10:54,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 17:10:54,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 17:10:54,286 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 17:10:54,291 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 17:10:54,292 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c [2021-02-19 17:10:54,388 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76db6297b/d6de03987369438ebc3572757e5d2174/FLAGf01e5806b [2021-02-19 17:10:55,103 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 17:10:55,104 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c [2021-02-19 17:10:55,121 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76db6297b/d6de03987369438ebc3572757e5d2174/FLAGf01e5806b [2021-02-19 17:10:55,421 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76db6297b/d6de03987369438ebc3572757e5d2174 [2021-02-19 17:10:55,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 17:10:55,440 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 17:10:55,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 17:10:55,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 17:10:55,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 17:10:55,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:10:55" (1/1) ... [2021-02-19 17:10:55,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36b10667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:55, skipping insertion in model container [2021-02-19 17:10:55,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:10:55" (1/1) ... [2021-02-19 17:10:55,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 17:10:55,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 17:10:55,725 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c[1817,1830] [2021-02-19 17:10:55,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:10:55,905 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 17:10:55,938 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c[1817,1830] [2021-02-19 17:10:56,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:10:56,100 INFO L208 MainTranslator]: Completed translation [2021-02-19 17:10:56,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:56 WrapperNode [2021-02-19 17:10:56,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 17:10:56,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 17:10:56,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 17:10:56,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 17:10:56,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:56" (1/1) ... [2021-02-19 17:10:56,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:56" (1/1) ... [2021-02-19 17:10:56,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:56" (1/1) ... [2021-02-19 17:10:56,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:56" (1/1) ... [2021-02-19 17:10:56,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:56" (1/1) ... [2021-02-19 17:10:56,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:56" (1/1) ... [2021-02-19 17:10:56,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:56" (1/1) ... [2021-02-19 17:10:56,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 17:10:56,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 17:10:56,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 17:10:56,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 17:10:56,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2021-02-19 17:10:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 17:10:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 17:10:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 17:10:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 17:10:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 17:10:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 17:10:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 17:10:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 17:10:56,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 17:10:56,312 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 17:10:56,312 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 17:10:56,312 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 17:10:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 17:10:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 17:10:56,315 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 17:10:56,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2021-02-19 17:10:56,315 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 17:10:56,315 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 17:10:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 17:10:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 17:10:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 17:10:56,317 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 17:10:56,322 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-19 17:10:56,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-02-19 17:10:56,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 17:10:56,323 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2021-02-19 17:10:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 17:10:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 17:10:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 17:10:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 17:10:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 17:10:56,325 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2021-02-19 17:10:56,325 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 17:10:56,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 17:10:56,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 17:10:56,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 17:10:56,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 17:10:56,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 17:10:56,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 17:10:56,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2021-02-19 17:10:56,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2021-02-19 17:10:56,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2021-02-19 17:10:56,326 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 17:10:56,326 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 17:10:56,326 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 17:10:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 17:10:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 17:10:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 17:10:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 17:10:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 17:10:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 17:10:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 17:10:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 17:10:56,328 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 17:10:56,328 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 17:10:56,328 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 17:10:56,328 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 17:10:56,328 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 17:10:56,328 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 17:10:56,328 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2021-02-19 17:10:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 17:10:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 17:10:56,330 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 17:10:56,330 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 17:10:56,330 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 17:10:56,330 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2021-02-19 17:10:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 17:10:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 17:10:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 17:10:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 17:10:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 17:10:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 17:10:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2021-02-19 17:10:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2021-02-19 17:10:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 17:10:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-19 17:10:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2021-02-19 17:10:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-02-19 17:10:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 17:10:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2021-02-19 17:10:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 17:10:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 17:10:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 17:10:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 17:10:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 17:10:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 17:10:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 17:10:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 17:10:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 17:10:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 17:10:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 17:10:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 17:10:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 17:10:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 17:10:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 17:10:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 17:10:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 17:10:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 17:10:57,476 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 17:10:57,477 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 17:10:57,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:10:57 BoogieIcfgContainer [2021-02-19 17:10:57,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 17:10:57,485 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 17:10:57,486 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 17:10:57,489 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 17:10:57,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 05:10:55" (1/3) ... [2021-02-19 17:10:57,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c08427a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:10:57, skipping insertion in model container [2021-02-19 17:10:57,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:10:56" (2/3) ... [2021-02-19 17:10:57,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c08427a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:10:57, skipping insertion in model container [2021-02-19 17:10:57,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:10:57" (3/3) ... [2021-02-19 17:10:57,495 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product29.cil.c [2021-02-19 17:10:57,503 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 17:10:57,509 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 17:10:57,528 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 17:10:57,576 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 17:10:57,577 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 17:10:57,577 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 17:10:57,578 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 17:10:57,578 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 17:10:57,578 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 17:10:57,578 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 17:10:57,578 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 17:10:57,611 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2021-02-19 17:10:57,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-02-19 17:10:57,627 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:10:57,628 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:10:57,628 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:10:57,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:10:57,637 INFO L82 PathProgramCache]: Analyzing trace with hash -960009829, now seen corresponding path program 1 times [2021-02-19 17:10:57,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:10:57,648 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684304276] [2021-02-19 17:10:57,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:10:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,056 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,057 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,058 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,059 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,338 WARN L202 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:10:58,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,380 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,381 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:10:58,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,388 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,389 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:10:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,397 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,397 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:10:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,405 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,406 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:10:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,415 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,416 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:10:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,457 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,459 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-02-19 17:10:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,468 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,470 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,475 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,475 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-02-19 17:10:58,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,480 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,481 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-19 17:10:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:58,486 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:58,487 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:58,504 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:10:58,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684304276] [2021-02-19 17:10:58,506 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:10:58,506 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 17:10:58,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941332965] [2021-02-19 17:10:58,516 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 17:10:58,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:10:58,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 17:10:58,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:10:58,533 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 4 states. [2021-02-19 17:10:59,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:10:59,613 INFO L93 Difference]: Finished difference Result 291 states and 375 transitions. [2021-02-19 17:10:59,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 17:10:59,615 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2021-02-19 17:10:59,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:10:59,629 INFO L225 Difference]: With dead ends: 291 [2021-02-19 17:10:59,629 INFO L226 Difference]: Without dead ends: 160 [2021-02-19 17:10:59,634 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:10:59,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2021-02-19 17:10:59,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 132. [2021-02-19 17:10:59,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2021-02-19 17:10:59,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 155 transitions. [2021-02-19 17:10:59,741 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 155 transitions. Word has length 59 [2021-02-19 17:10:59,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:10:59,741 INFO L480 AbstractCegarLoop]: Abstraction has 132 states and 155 transitions. [2021-02-19 17:10:59,741 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 17:10:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 155 transitions. [2021-02-19 17:10:59,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-02-19 17:10:59,745 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:10:59,745 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:10:59,746 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 17:10:59,746 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:10:59,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:10:59,747 INFO L82 PathProgramCache]: Analyzing trace with hash 535897954, now seen corresponding path program 1 times [2021-02-19 17:10:59,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:10:59,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12730013] [2021-02-19 17:10:59,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:10:59,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:59,884 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:59,885 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:59,888 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:59,889 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:59,893 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:59,893 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:59,898 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:59,899 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:10:59,905 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:59,905 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:00,169 WARN L202 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:11:00,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:11:00,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:00,214 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:00,215 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 17:11:00,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:11:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:00,220 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:00,221 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:00,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:11:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:00,224 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:00,225 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:00,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:11:00,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:00,248 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-19 17:11:00,249 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-19 17:11:00,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:11:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:00,268 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:00,268 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:00,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:11:00,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:00,302 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:00,303 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:00,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:11:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:00,309 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:00,309 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:00,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:11:00,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:00,313 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:00,313 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:00,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-02-19 17:11:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:00,318 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:00,318 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:00,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-02-19 17:11:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:00,322 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:00,324 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:00,342 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:11:00,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12730013] [2021-02-19 17:11:00,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:11:00,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:11:00,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510499999] [2021-02-19 17:11:00,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:11:00,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:11:00,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:11:00,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:11:00,346 INFO L87 Difference]: Start difference. First operand 132 states and 155 transitions. Second operand 9 states. [2021-02-19 17:11:00,796 WARN L202 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:11:01,186 WARN L202 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:01,456 WARN L202 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:01,767 WARN L202 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:02,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:11:02,911 INFO L93 Difference]: Finished difference Result 264 states and 330 transitions. [2021-02-19 17:11:02,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 17:11:02,912 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2021-02-19 17:11:02,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:11:02,921 INFO L225 Difference]: With dead ends: 264 [2021-02-19 17:11:02,922 INFO L226 Difference]: Without dead ends: 160 [2021-02-19 17:11:02,924 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2021-02-19 17:11:02,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2021-02-19 17:11:03,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 132. [2021-02-19 17:11:03,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2021-02-19 17:11:03,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 154 transitions. [2021-02-19 17:11:03,003 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 154 transitions. Word has length 64 [2021-02-19 17:11:03,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:11:03,003 INFO L480 AbstractCegarLoop]: Abstraction has 132 states and 154 transitions. [2021-02-19 17:11:03,004 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:11:03,004 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 154 transitions. [2021-02-19 17:11:03,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-02-19 17:11:03,007 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:11:03,007 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:11:03,007 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 17:11:03,008 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:11:03,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:11:03,008 INFO L82 PathProgramCache]: Analyzing trace with hash -340243761, now seen corresponding path program 1 times [2021-02-19 17:11:03,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:11:03,009 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131255061] [2021-02-19 17:11:03,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:11:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,079 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,080 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,080 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,081 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:03,084 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,085 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,316 WARN L202 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:11:03,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:11:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,340 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,340 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:11:03,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,343 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,344 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:11:03,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,346 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,347 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:11:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,349 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,350 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:11:03,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,352 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,353 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:11:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,362 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,363 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-02-19 17:11:03,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,367 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:11:03,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,370 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,371 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-19 17:11:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,383 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-19 17:11:03,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,387 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,387 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-19 17:11:03,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,390 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,390 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-02-19 17:11:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,394 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,394 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-02-19 17:11:03,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:03,397 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:03,398 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:03,409 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:11:03,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131255061] [2021-02-19 17:11:03,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:11:03,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-19 17:11:03,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950148812] [2021-02-19 17:11:03,411 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-19 17:11:03,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:11:03,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-19 17:11:03,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-02-19 17:11:03,412 INFO L87 Difference]: Start difference. First operand 132 states and 154 transitions. Second operand 6 states. [2021-02-19 17:11:03,971 WARN L202 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:11:04,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:11:04,904 INFO L93 Difference]: Finished difference Result 251 states and 313 transitions. [2021-02-19 17:11:04,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-02-19 17:11:04,904 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 73 [2021-02-19 17:11:04,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:11:04,907 INFO L225 Difference]: With dead ends: 251 [2021-02-19 17:11:04,907 INFO L226 Difference]: Without dead ends: 165 [2021-02-19 17:11:04,908 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-02-19 17:11:04,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-02-19 17:11:04,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 123. [2021-02-19 17:11:04,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2021-02-19 17:11:04,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 142 transitions. [2021-02-19 17:11:04,953 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 142 transitions. Word has length 73 [2021-02-19 17:11:04,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:11:04,953 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 142 transitions. [2021-02-19 17:11:04,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-19 17:11:04,953 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 142 transitions. [2021-02-19 17:11:04,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-02-19 17:11:04,955 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:11:04,955 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:11:04,955 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 17:11:04,956 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:11:04,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:11:04,956 INFO L82 PathProgramCache]: Analyzing trace with hash -202720085, now seen corresponding path program 1 times [2021-02-19 17:11:04,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:11:04,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373867582] [2021-02-19 17:11:04,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:11:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:05,030 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,030 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:05,034 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,034 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:05,035 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,035 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:05,036 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,036 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:05,037 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,037 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:05,038 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,038 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:05,038 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,039 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:05,042 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,043 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:05,047 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,048 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:05,334 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:11:05,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:11:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:05,369 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,370 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:05,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:11:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:05,373 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,374 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:05,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:11:05,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:05,377 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,377 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:05,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:11:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:05,381 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,381 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:05,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:11:05,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:05,384 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,385 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:05,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:11:05,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:05,397 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,398 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:05,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:11:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:05,402 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,403 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:05,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:11:05,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:05,406 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,406 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:05,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-02-19 17:11:05,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:05,420 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,420 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:05,421 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,422 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:05,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-19 17:11:05,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:05,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:05,427 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,427 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:05,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-19 17:11:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:05,430 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,430 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:05,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-02-19 17:11:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:05,435 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,435 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:11:05,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-02-19 17:11:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:11:05,439 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:11:05,440 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:11:05,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 17:11:05,464 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373867582] [2021-02-19 17:11:05,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:11:05,464 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:11:05,464 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989577409] [2021-02-19 17:11:05,465 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:11:05,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:11:05,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:11:05,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:11:05,466 INFO L87 Difference]: Start difference. First operand 123 states and 142 transitions. Second operand 9 states. [2021-02-19 17:11:05,893 WARN L202 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:11:06,624 WARN L202 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:07,311 WARN L202 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:07,619 WARN L202 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:11:07,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:11:07,698 INFO L93 Difference]: Finished difference Result 202 states and 252 transitions. [2021-02-19 17:11:07,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-02-19 17:11:07,698 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 77 [2021-02-19 17:11:07,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:11:07,700 INFO L225 Difference]: With dead ends: 202 [2021-02-19 17:11:07,700 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 17:11:07,701 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2021-02-19 17:11:07,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 17:11:07,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 17:11:07,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 17:11:07,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 17:11:07,703 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 77 [2021-02-19 17:11:07,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:11:07,703 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 17:11:07,703 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:11:07,703 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 17:11:07,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 17:11:07,703 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 17:11:07,705 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 17:11:09,269 WARN L202 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 11 [2021-02-19 17:11:09,444 WARN L202 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 21 [2021-02-19 17:11:09,706 WARN L202 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 23 [2021-02-19 17:11:09,929 WARN L202 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 23 [2021-02-19 17:11:10,198 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:11:10,392 WARN L202 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 18 [2021-02-19 17:11:10,593 WARN L202 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:11:10,776 WARN L202 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 11 [2021-02-19 17:11:10,979 WARN L202 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:11:11,173 WARN L202 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:11:11,376 WARN L202 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 21 [2021-02-19 17:11:11,553 WARN L202 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 11 [2021-02-19 17:11:11,751 WARN L202 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 21 [2021-02-19 17:11:11,930 WARN L202 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 11 [2021-02-19 17:11:12,122 WARN L202 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 21 [2021-02-19 17:11:12,336 WARN L202 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:11:12,538 WARN L202 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 21 [2021-02-19 17:11:12,734 WARN L202 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 21 [2021-02-19 17:11:12,818 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 17:11:12,818 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 17:11:12,818 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 17:11:12,818 INFO L189 CegarLoopUtils]: For program point L637(lines 637 641) no Hoare annotation was computed. [2021-02-19 17:11:12,818 INFO L189 CegarLoopUtils]: For program point L637-1(lines 637 641) no Hoare annotation was computed. [2021-02-19 17:11:12,819 INFO L189 CegarLoopUtils]: For program point L632(line 632) no Hoare annotation was computed. [2021-02-19 17:11:12,819 INFO L189 CegarLoopUtils]: For program point L631-2(lines 631 652) no Hoare annotation was computed. [2021-02-19 17:11:12,819 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 606 661) no Hoare annotation was computed. [2021-02-19 17:11:12,819 INFO L189 CegarLoopUtils]: For program point L653(lines 630 654) no Hoare annotation was computed. [2021-02-19 17:11:12,819 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 606 661) no Hoare annotation was computed. [2021-02-19 17:11:12,819 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 606 661) no Hoare annotation was computed. [2021-02-19 17:11:12,819 INFO L189 CegarLoopUtils]: For program point L694(lines 694 698) no Hoare annotation was computed. [2021-02-19 17:11:12,819 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 662 721) no Hoare annotation was computed. [2021-02-19 17:11:12,819 INFO L189 CegarLoopUtils]: For program point L694-1(lines 694 698) no Hoare annotation was computed. [2021-02-19 17:11:12,820 INFO L189 CegarLoopUtils]: For program point L689(line 689) no Hoare annotation was computed. [2021-02-19 17:11:12,820 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 662 721) no Hoare annotation was computed. [2021-02-19 17:11:12,820 INFO L189 CegarLoopUtils]: For program point L688-2(lines 688 713) no Hoare annotation was computed. [2021-02-19 17:11:12,820 INFO L189 CegarLoopUtils]: For program point L714(lines 687 715) no Hoare annotation was computed. [2021-02-19 17:11:12,820 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 662 721) no Hoare annotation was computed. [2021-02-19 17:11:12,820 INFO L189 CegarLoopUtils]: For program point L707(line 707) no Hoare annotation was computed. [2021-02-19 17:11:12,820 INFO L189 CegarLoopUtils]: For program point L707-1(line 707) no Hoare annotation was computed. [2021-02-19 17:11:12,820 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2021-02-19 17:11:12,820 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2021-02-19 17:11:12,821 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2021-02-19 17:11:12,821 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2021-02-19 17:11:12,821 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2021-02-19 17:11:12,821 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 921 928) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2021-02-19 17:11:12,821 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__1EXIT(lines 921 928) no Hoare annotation was computed. [2021-02-19 17:11:12,821 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__1FINAL(lines 921 928) no Hoare annotation was computed. [2021-02-19 17:11:12,821 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 929 938) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2021-02-19 17:11:12,821 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__2EXIT(lines 929 938) no Hoare annotation was computed. [2021-02-19 17:11:12,822 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__2FINAL(lines 929 938) no Hoare annotation was computed. [2021-02-19 17:11:12,822 INFO L189 CegarLoopUtils]: For program point L934(line 934) no Hoare annotation was computed. [2021-02-19 17:11:12,822 INFO L185 CegarLoopUtils]: At program point L954(line 954) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2021-02-19 17:11:12,822 INFO L189 CegarLoopUtils]: For program point L952(lines 952 958) no Hoare annotation was computed. [2021-02-19 17:11:12,822 INFO L189 CegarLoopUtils]: For program point L951(lines 951 961) no Hoare annotation was computed. [2021-02-19 17:11:12,822 INFO L192 CegarLoopUtils]: At program point L949(line 949) the Hoare annotation is: true [2021-02-19 17:11:12,822 INFO L189 CegarLoopUtils]: For program point L949-1(line 949) no Hoare annotation was computed. [2021-02-19 17:11:12,822 INFO L189 CegarLoopUtils]: For program point L947(lines 947 964) no Hoare annotation was computed. [2021-02-19 17:11:12,822 INFO L189 CegarLoopUtils]: For program point L947-1(lines 939 967) no Hoare annotation was computed. [2021-02-19 17:11:12,823 INFO L192 CegarLoopUtils]: At program point L945(line 945) the Hoare annotation is: true [2021-02-19 17:11:12,823 INFO L192 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 939 967) the Hoare annotation is: true [2021-02-19 17:11:12,823 INFO L189 CegarLoopUtils]: For program point L945-1(line 945) no Hoare annotation was computed. [2021-02-19 17:11:12,823 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__3EXIT(lines 939 967) no Hoare annotation was computed. [2021-02-19 17:11:12,823 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 262 284) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,823 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 262 284) no Hoare annotation was computed. [2021-02-19 17:11:12,823 INFO L185 CegarLoopUtils]: At program point L274(line 274) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,823 INFO L185 CegarLoopUtils]: At program point L274-1(line 274) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,824 INFO L189 CegarLoopUtils]: For program point L272(lines 272 279) no Hoare annotation was computed. [2021-02-19 17:11:12,824 INFO L189 CegarLoopUtils]: For program point L272-1(lines 272 279) no Hoare annotation was computed. [2021-02-19 17:11:12,824 INFO L189 CegarLoopUtils]: For program point L270(line 270) no Hoare annotation was computed. [2021-02-19 17:11:12,824 INFO L185 CegarLoopUtils]: At program point L269(line 269) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,824 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 262 284) no Hoare annotation was computed. [2021-02-19 17:11:12,824 INFO L185 CegarLoopUtils]: At program point L268(line 268) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,824 INFO L185 CegarLoopUtils]: At program point L268-1(line 268) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,824 INFO L189 CegarLoopUtils]: For program point L225(line 225) no Hoare annotation was computed. [2021-02-19 17:11:12,824 INFO L189 CegarLoopUtils]: For program point L224(line 224) no Hoare annotation was computed. [2021-02-19 17:11:12,825 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 218 241) no Hoare annotation was computed. [2021-02-19 17:11:12,825 INFO L189 CegarLoopUtils]: For program point L223(line 223) no Hoare annotation was computed. [2021-02-19 17:11:12,825 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 218 241) no Hoare annotation was computed. [2021-02-19 17:11:12,825 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 218 241) no Hoare annotation was computed. [2021-02-19 17:11:12,825 INFO L189 CegarLoopUtils]: For program point L236(line 236) no Hoare annotation was computed. [2021-02-19 17:11:12,825 INFO L189 CegarLoopUtils]: For program point L235(line 235) no Hoare annotation was computed. [2021-02-19 17:11:12,825 INFO L189 CegarLoopUtils]: For program point L234(line 234) no Hoare annotation was computed. [2021-02-19 17:11:12,825 INFO L189 CegarLoopUtils]: For program point L233(line 233) no Hoare annotation was computed. [2021-02-19 17:11:12,825 INFO L189 CegarLoopUtils]: For program point L232(line 232) no Hoare annotation was computed. [2021-02-19 17:11:12,825 INFO L189 CegarLoopUtils]: For program point L231(line 231) no Hoare annotation was computed. [2021-02-19 17:11:12,825 INFO L189 CegarLoopUtils]: For program point L230(line 230) no Hoare annotation was computed. [2021-02-19 17:11:12,826 INFO L189 CegarLoopUtils]: For program point L229(line 229) no Hoare annotation was computed. [2021-02-19 17:11:12,826 INFO L189 CegarLoopUtils]: For program point L228(line 228) no Hoare annotation was computed. [2021-02-19 17:11:12,826 INFO L189 CegarLoopUtils]: For program point L227(line 227) no Hoare annotation was computed. [2021-02-19 17:11:12,826 INFO L189 CegarLoopUtils]: For program point L226(line 226) no Hoare annotation was computed. [2021-02-19 17:11:12,826 INFO L185 CegarLoopUtils]: At program point L348(line 348) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,826 INFO L189 CegarLoopUtils]: For program point L348-1(lines 329 353) no Hoare annotation was computed. [2021-02-19 17:11:12,826 INFO L185 CegarLoopUtils]: At program point L343(line 343) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,826 INFO L185 CegarLoopUtils]: At program point L339(line 339) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,826 INFO L189 CegarLoopUtils]: For program point L337(lines 337 345) no Hoare annotation was computed. [2021-02-19 17:11:12,827 INFO L185 CegarLoopUtils]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 329 353) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,827 INFO L185 CegarLoopUtils]: At program point L335(line 335) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,827 INFO L189 CegarLoopUtils]: For program point L335-1(line 335) no Hoare annotation was computed. [2021-02-19 17:11:12,827 INFO L189 CegarLoopUtils]: For program point L333(lines 333 350) no Hoare annotation was computed. [2021-02-19 17:11:12,827 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 329 353) no Hoare annotation was computed. [2021-02-19 17:11:12,827 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 424 432) no Hoare annotation was computed. [2021-02-19 17:11:12,827 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 424 432) the Hoare annotation is: true [2021-02-19 17:11:12,827 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 424 432) no Hoare annotation was computed. [2021-02-19 17:11:12,827 INFO L189 CegarLoopUtils]: For program point L478(lines 478 482) no Hoare annotation was computed. [2021-02-19 17:11:12,827 INFO L192 CegarLoopUtils]: At program point L476(line 476) the Hoare annotation is: true [2021-02-19 17:11:12,828 INFO L189 CegarLoopUtils]: For program point L478-2(lines 478 482) no Hoare annotation was computed. [2021-02-19 17:11:12,828 INFO L189 CegarLoopUtils]: For program point L476-1(line 476) no Hoare annotation was computed. [2021-02-19 17:11:12,828 INFO L192 CegarLoopUtils]: At program point isLowWaterLevelENTRY(lines 469 487) the Hoare annotation is: true [2021-02-19 17:11:12,828 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelEXIT(lines 469 487) no Hoare annotation was computed. [2021-02-19 17:11:12,828 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelFINAL(lines 469 487) no Hoare annotation was computed. [2021-02-19 17:11:12,828 INFO L189 CegarLoopUtils]: For program point L440(lines 440 448) no Hoare annotation was computed. [2021-02-19 17:11:12,828 INFO L189 CegarLoopUtils]: For program point L440-2(lines 440 448) no Hoare annotation was computed. [2021-02-19 17:11:12,828 INFO L189 CegarLoopUtils]: For program point L463(line 463) no Hoare annotation was computed. [2021-02-19 17:11:12,828 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 433 468) no Hoare annotation was computed. [2021-02-19 17:11:12,828 INFO L189 CegarLoopUtils]: For program point L463-1(line 463) no Hoare annotation was computed. [2021-02-19 17:11:12,829 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 433 468) no Hoare annotation was computed. [2021-02-19 17:11:12,829 INFO L189 CegarLoopUtils]: For program point L452(lines 452 460) no Hoare annotation was computed. [2021-02-19 17:11:12,829 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 433 468) no Hoare annotation was computed. [2021-02-19 17:11:12,829 INFO L189 CegarLoopUtils]: For program point L452-2(lines 452 460) no Hoare annotation was computed. [2021-02-19 17:11:12,829 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2021-02-19 17:11:12,829 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2021-02-19 17:11:12,829 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 560 605) no Hoare annotation was computed. [2021-02-19 17:11:12,829 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 560 605) no Hoare annotation was computed. [2021-02-19 17:11:12,829 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 560 605) no Hoare annotation was computed. [2021-02-19 17:11:12,829 INFO L189 CegarLoopUtils]: For program point L893(lines 893 900) no Hoare annotation was computed. [2021-02-19 17:11:12,830 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 873 918) no Hoare annotation was computed. [2021-02-19 17:11:12,830 INFO L189 CegarLoopUtils]: For program point L887(lines 887 907) no Hoare annotation was computed. [2021-02-19 17:11:12,830 INFO L189 CegarLoopUtils]: For program point L887-1(lines 887 907) no Hoare annotation was computed. [2021-02-19 17:11:12,830 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 873 918) no Hoare annotation was computed. [2021-02-19 17:11:12,830 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 873 918) no Hoare annotation was computed. [2021-02-19 17:11:12,830 INFO L185 CegarLoopUtils]: At program point L256(line 256) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-02-19 17:11:12,830 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 251 261) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,830 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 251 261) no Hoare annotation was computed. [2021-02-19 17:11:12,830 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 251 261) no Hoare annotation was computed. [2021-02-19 17:11:12,831 INFO L189 CegarLoopUtils]: For program point L418-1(line 418) no Hoare annotation was computed. [2021-02-19 17:11:12,831 INFO L192 CegarLoopUtils]: At program point isMethaneAlarmENTRY(lines 413 423) the Hoare annotation is: true [2021-02-19 17:11:12,831 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 413 423) no Hoare annotation was computed. [2021-02-19 17:11:12,831 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 413 423) no Hoare annotation was computed. [2021-02-19 17:11:12,831 INFO L192 CegarLoopUtils]: At program point L418(line 418) the Hoare annotation is: true [2021-02-19 17:11:12,831 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 405 412) the Hoare annotation is: true [2021-02-19 17:11:12,831 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 405 412) no Hoare annotation was computed. [2021-02-19 17:11:12,831 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 405 412) no Hoare annotation was computed. [2021-02-19 17:11:12,831 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 355 379) no Hoare annotation was computed. [2021-02-19 17:11:12,831 INFO L185 CegarLoopUtils]: At program point L374(line 374) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,831 INFO L189 CegarLoopUtils]: For program point L374-1(lines 355 379) no Hoare annotation was computed. [2021-02-19 17:11:12,832 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 355 379) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,832 INFO L185 CegarLoopUtils]: At program point L369(line 369) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,832 INFO L185 CegarLoopUtils]: At program point L365(line 365) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,832 INFO L189 CegarLoopUtils]: For program point L363(lines 363 371) no Hoare annotation was computed. [2021-02-19 17:11:12,832 INFO L185 CegarLoopUtils]: At program point L361(line 361) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,832 INFO L189 CegarLoopUtils]: For program point L361-1(line 361) no Hoare annotation was computed. [2021-02-19 17:11:12,832 INFO L189 CegarLoopUtils]: For program point L359(lines 359 376) no Hoare annotation was computed. [2021-02-19 17:11:12,832 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__baseEXIT(lines 321 327) no Hoare annotation was computed. [2021-02-19 17:11:12,833 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__baseFINAL(lines 321 327) the Hoare annotation is: true [2021-02-19 17:11:12,833 INFO L185 CegarLoopUtils]: At program point L545(lines 498 546) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,833 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 489 552) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,833 INFO L189 CegarLoopUtils]: For program point L535(lines 535 539) no Hoare annotation was computed. [2021-02-19 17:11:12,833 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 489 552) no Hoare annotation was computed. [2021-02-19 17:11:12,833 INFO L185 CegarLoopUtils]: At program point L535-2(lines 529 540) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:11:12,833 INFO L189 CegarLoopUtils]: For program point L500(lines 499 544) no Hoare annotation was computed. [2021-02-19 17:11:12,833 INFO L189 CegarLoopUtils]: For program point L529(lines 529 540) no Hoare annotation was computed. [2021-02-19 17:11:12,834 INFO L185 CegarLoopUtils]: At program point L521(line 521) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:11:12,834 INFO L189 CegarLoopUtils]: For program point L519(lines 519 525) no Hoare annotation was computed. [2021-02-19 17:11:12,834 INFO L189 CegarLoopUtils]: For program point L519-1(lines 519 525) no Hoare annotation was computed. [2021-02-19 17:11:12,834 INFO L185 CegarLoopUtils]: At program point L511(line 511) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:11:12,834 INFO L185 CegarLoopUtils]: At program point L542(lines 499 544) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:11:12,834 INFO L189 CegarLoopUtils]: For program point L509(lines 509 515) no Hoare annotation was computed. [2021-02-19 17:11:12,834 INFO L189 CegarLoopUtils]: For program point L509-1(lines 509 515) no Hoare annotation was computed. [2021-02-19 17:11:12,834 INFO L189 CegarLoopUtils]: For program point L501(lines 501 505) no Hoare annotation was computed. [2021-02-19 17:11:12,834 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 489 552) no Hoare annotation was computed. [2021-02-19 17:11:12,834 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 827 872) no Hoare annotation was computed. [2021-02-19 17:11:12,835 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 827 872) no Hoare annotation was computed. [2021-02-19 17:11:12,835 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 827 872) no Hoare annotation was computed. [2021-02-19 17:11:12,835 INFO L189 CegarLoopUtils]: For program point L847(lines 847 854) no Hoare annotation was computed. [2021-02-19 17:11:12,835 INFO L189 CegarLoopUtils]: For program point L841(lines 841 861) no Hoare annotation was computed. [2021-02-19 17:11:12,835 INFO L189 CegarLoopUtils]: For program point L841-1(lines 841 861) no Hoare annotation was computed. [2021-02-19 17:11:12,835 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 380 387) no Hoare annotation was computed. [2021-02-19 17:11:12,835 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 380 387) no Hoare annotation was computed. [2021-02-19 17:11:12,835 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 380 387) no Hoare annotation was computed. [2021-02-19 17:11:12,835 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryFINAL(lines 175 183) no Hoare annotation was computed. [2021-02-19 17:11:12,835 INFO L192 CegarLoopUtils]: At program point isLowWaterSensorDryENTRY(lines 175 183) the Hoare annotation is: true [2021-02-19 17:11:12,836 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryEXIT(lines 175 183) no Hoare annotation was computed. [2021-02-19 17:11:12,836 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 143 165) no Hoare annotation was computed. [2021-02-19 17:11:12,836 INFO L189 CegarLoopUtils]: For program point L151(lines 151 159) no Hoare annotation was computed. [2021-02-19 17:11:12,836 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 143 165) no Hoare annotation was computed. [2021-02-19 17:11:12,836 INFO L189 CegarLoopUtils]: For program point L151-2(lines 151 159) no Hoare annotation was computed. [2021-02-19 17:11:12,836 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 143 165) no Hoare annotation was computed. [2021-02-19 17:11:12,836 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2021-02-19 17:11:12,836 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2021-02-19 17:11:12,836 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2021-02-19 17:11:12,836 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 724 826) no Hoare annotation was computed. [2021-02-19 17:11:12,836 INFO L189 CegarLoopUtils]: For program point L789(line 789) no Hoare annotation was computed. [2021-02-19 17:11:12,837 INFO L189 CegarLoopUtils]: For program point L789-1(line 789) no Hoare annotation was computed. [2021-02-19 17:11:12,837 INFO L189 CegarLoopUtils]: For program point L748(lines 748 752) no Hoare annotation was computed. [2021-02-19 17:11:12,837 INFO L189 CegarLoopUtils]: For program point L812(lines 812 823) no Hoare annotation was computed. [2021-02-19 17:11:12,837 INFO L189 CegarLoopUtils]: For program point L775(lines 775 779) no Hoare annotation was computed. [2021-02-19 17:11:12,837 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 724 826) no Hoare annotation was computed. [2021-02-19 17:11:12,837 INFO L189 CegarLoopUtils]: For program point L773-2(lines 773 793) no Hoare annotation was computed. [2021-02-19 17:11:12,837 INFO L189 CegarLoopUtils]: For program point L794(lines 772 795) no Hoare annotation was computed. [2021-02-19 17:11:12,837 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 724 826) no Hoare annotation was computed. [2021-02-19 17:11:12,837 INFO L189 CegarLoopUtils]: For program point L753(lines 753 769) no Hoare annotation was computed. [2021-02-19 17:11:12,837 INFO L189 CegarLoopUtils]: For program point L813(lines 813 820) no Hoare annotation was computed. [2021-02-19 17:11:12,838 INFO L189 CegarLoopUtils]: For program point L774(lines 773 793) no Hoare annotation was computed. [2021-02-19 17:11:12,838 INFO L189 CegarLoopUtils]: For program point L805(line 805) no Hoare annotation was computed. [2021-02-19 17:11:12,838 INFO L189 CegarLoopUtils]: For program point L805-1(line 805) no Hoare annotation was computed. [2021-02-19 17:11:12,838 INFO L189 CegarLoopUtils]: For program point L770(lines 770 811) no Hoare annotation was computed. [2021-02-19 17:11:12,838 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:11:12,839 INFO L185 CegarLoopUtils]: 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)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.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~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-19 17:11:12,839 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:11:12,839 INFO L189 CegarLoopUtils]: For program point L399(line 399) no Hoare annotation was computed. [2021-02-19 17:11:12,839 INFO L189 CegarLoopUtils]: For program point L399-1(lines 388 404) no Hoare annotation was computed. [2021-02-19 17:11:12,839 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 388 404) no Hoare annotation was computed. [2021-02-19 17:11:12,839 INFO L189 CegarLoopUtils]: For program point L395(lines 395 401) no Hoare annotation was computed. [2021-02-19 17:11:12,839 INFO L189 CegarLoopUtils]: For program point L393(line 393) no Hoare annotation was computed. [2021-02-19 17:11:12,839 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 388 404) no Hoare annotation was computed. [2021-02-19 17:11:12,839 INFO L189 CegarLoopUtils]: For program point L393-1(line 393) no Hoare annotation was computed. [2021-02-19 17:11:12,839 INFO L192 CegarLoopUtils]: At program point getWaterLevelENTRY(lines 166 174) the Hoare annotation is: true [2021-02-19 17:11:12,840 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 166 174) no Hoare annotation was computed. [2021-02-19 17:11:12,840 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 166 174) no Hoare annotation was computed. [2021-02-19 17:11:12,840 INFO L189 CegarLoopUtils]: For program point L126-1(lines 122 133) no Hoare annotation was computed. [2021-02-19 17:11:12,840 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 122 133) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 17:11:12,840 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 122 133) no Hoare annotation was computed. [2021-02-19 17:11:12,840 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:11:12,840 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 17:11:12,840 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:11:12,840 INFO L192 CegarLoopUtils]: At program point isMethaneLevelCriticalENTRY(lines 134 142) the Hoare annotation is: true [2021-02-19 17:11:12,840 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 134 142) no Hoare annotation was computed. [2021-02-19 17:11:12,841 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 134 142) no Hoare annotation was computed. [2021-02-19 17:11:12,841 INFO L185 CegarLoopUtils]: At program point L310(line 310) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-02-19 17:11:12,841 INFO L185 CegarLoopUtils]: At program point L308(lines 308 314) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-02-19 17:11:12,841 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 294 320) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,841 INFO L185 CegarLoopUtils]: At program point L303(line 303) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:11:12,841 INFO L189 CegarLoopUtils]: For program point L301(lines 297 319) no Hoare annotation was computed. [2021-02-19 17:11:12,841 INFO L189 CegarLoopUtils]: For program point L299(lines 297 319) no Hoare annotation was computed. [2021-02-19 17:11:12,841 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 294 320) no Hoare annotation was computed. [2021-02-19 17:11:12,842 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 294 320) no Hoare annotation was computed. [2021-02-19 17:11:12,842 INFO L192 CegarLoopUtils]: At program point L193(line 193) the Hoare annotation is: true [2021-02-19 17:11:12,842 INFO L189 CegarLoopUtils]: For program point L193-1(line 193) no Hoare annotation was computed. [2021-02-19 17:11:12,842 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 187 216) no Hoare annotation was computed. [2021-02-19 17:11:12,842 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 187 216) the Hoare annotation is: true [2021-02-19 17:11:12,842 INFO L192 CegarLoopUtils]: At program point L212(lines 187 216) the Hoare annotation is: true [2021-02-19 17:11:12,842 INFO L189 CegarLoopUtils]: For program point L208(line 208) no Hoare annotation was computed. [2021-02-19 17:11:12,842 INFO L189 CegarLoopUtils]: For program point L201(lines 201 205) no Hoare annotation was computed. [2021-02-19 17:11:12,842 INFO L192 CegarLoopUtils]: At program point L201-1(lines 201 205) the Hoare annotation is: true [2021-02-19 17:11:12,843 INFO L189 CegarLoopUtils]: For program point L198(line 198) no Hoare annotation was computed. [2021-02-19 17:11:12,843 INFO L192 CegarLoopUtils]: At program point L197-2(lines 197 211) the Hoare annotation is: true [2021-02-19 17:11:12,843 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 98 109) the Hoare annotation is: true [2021-02-19 17:11:12,843 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 98 109) no Hoare annotation was computed. [2021-02-19 17:11:12,843 INFO L189 CegarLoopUtils]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2021-02-19 17:11:12,843 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 242 248) no Hoare annotation was computed. [2021-02-19 17:11:12,843 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 242 248) the Hoare annotation is: true [2021-02-19 17:11:12,843 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:11:12,843 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-02-19 17:11:12,843 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 17:11:12,844 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:11:12,844 INFO L189 CegarLoopUtils]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2021-02-19 17:11:12,844 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 110 121) no Hoare annotation was computed. [2021-02-19 17:11:12,844 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 110 121) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:11:12,844 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 80 87) no Hoare annotation was computed. [2021-02-19 17:11:12,844 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-02-19 17:11:12,844 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 80 87) the Hoare annotation is: true [2021-02-19 17:11:12,845 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 80 87) no Hoare annotation was computed. [2021-02-19 17:11:12,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:11:12 BoogieIcfgContainer [2021-02-19 17:11:12,861 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:11:12,862 INFO L168 Benchmark]: Toolchain (without parser) took 17434.89 ms. Allocated memory was 154.1 MB in the beginning and 398.5 MB in the end (delta: 244.3 MB). Free memory was 128.9 MB in the beginning and 260.9 MB in the end (delta: -132.0 MB). Peak memory consumption was 238.8 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:12,863 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 154.1 MB. Free memory was 126.3 MB in the beginning and 126.2 MB in the end (delta: 99.3 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:11:12,864 INFO L168 Benchmark]: CACSL2BoogieTranslator took 657.12 ms. Allocated memory is still 154.1 MB. Free memory was 127.7 MB in the beginning and 106.6 MB in the end (delta: 21.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:12,864 INFO L168 Benchmark]: Boogie Preprocessor took 90.79 ms. Allocated memory is still 154.1 MB. Free memory was 106.4 MB in the beginning and 102.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:12,865 INFO L168 Benchmark]: RCFGBuilder took 1287.95 ms. Allocated memory was 154.1 MB in the beginning and 190.8 MB in the end (delta: 36.7 MB). Free memory was 102.6 MB in the beginning and 162.7 MB in the end (delta: -60.2 MB). Peak memory consumption was 47.8 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:12,866 INFO L168 Benchmark]: TraceAbstraction took 15375.61 ms. Allocated memory was 190.8 MB in the beginning and 398.5 MB in the end (delta: 207.6 MB). Free memory was 162.2 MB in the beginning and 260.9 MB in the end (delta: -98.6 MB). Peak memory consumption was 234.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:11:12,869 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 154.1 MB. Free memory was 126.3 MB in the beginning and 126.2 MB in the end (delta: 99.3 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 657.12 ms. Allocated memory is still 154.1 MB. Free memory was 127.7 MB in the beginning and 106.6 MB in the end (delta: 21.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 90.79 ms. Allocated memory is still 154.1 MB. Free memory was 106.4 MB in the beginning and 102.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1287.95 ms. Allocated memory was 154.1 MB in the beginning and 190.8 MB in the end (delta: 36.7 MB). Free memory was 102.6 MB in the beginning and 162.7 MB in the end (delta: -60.2 MB). Peak memory consumption was 47.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 15375.61 ms. Allocated memory was 190.8 MB in the beginning and 398.5 MB in the end (delta: 207.6 MB). Free memory was 162.2 MB in the beginning and 260.9 MB in the end (delta: -98.6 MB). Peak memory consumption was 234.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: !(systemActive == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 244 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.1s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 7.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 425 SDtfs, 718 SDslu, 290 SDs, 0 SdLazy, 1205 SolverSat, 454 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=183occurred in iteration=0, 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, 4 MinimizatonAttempts, 98 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 255 PreInvPairs, 273 NumberOfFragments, 715 HoareAnnotationTreeSize, 255 FomulaSimplifications, 10486 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 60 FomulaSimplificationsInter, 6112 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 273 NumberOfCodeBlocks, 273 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 269 ConstructedInterpolants, 0 QuantifiedInterpolants, 86108 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...