/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_spec2_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-06 21:37:00,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 21:37:00,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 21:37:00,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-06 21:37:00,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-06 21:37:00,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-06 21:37:00,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-06 21:37:00,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-06 21:37:00,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-06 21:37:00,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-06 21:37:00,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-06 21:37:01,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-06 21:37:01,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-06 21:37:01,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-06 21:37:01,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-06 21:37:01,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-06 21:37:01,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-06 21:37:01,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-06 21:37:01,020 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-06 21:37:01,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-06 21:37:01,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-06 21:37:01,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-06 21:37:01,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-06 21:37:01,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-06 21:37:01,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-06 21:37:01,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-06 21:37:01,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-06 21:37:01,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-06 21:37:01,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-06 21:37:01,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-06 21:37:01,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-06 21:37:01,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-06 21:37:01,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-06 21:37:01,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-06 21:37:01,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-06 21:37:01,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-06 21:37:01,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-06 21:37:01,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-06 21:37:01,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-06 21:37:01,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-06 21:37:01,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-06 21:37:01,069 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 [2020-11-06 21:37:01,126 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 21:37:01,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 21:37:01,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 21:37:01,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 21:37:01,131 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 21:37:01,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 21:37:01,131 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-06 21:37:01,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 21:37:01,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-06 21:37:01,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 21:37:01,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 21:37:01,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 21:37:01,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 21:37:01,134 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-06 21:37:01,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 21:37:01,134 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 21:37:01,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 21:37:01,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 21:37:01,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 21:37:01,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 21:37:01,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 21:37:01,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 21:37:01,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 21:37:01,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 21:37:01,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 21:37:01,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 21:37:01,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 21:37:01,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 21:37:01,137 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 21:37:01,137 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 21:37:01,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 21:37:01,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 21:37:01,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 21:37:01,574 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 21:37:01,575 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 21:37:01,576 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2020-11-06 21:37:01,661 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c238db80f/cfb34d49af9540aaa80414259a615911/FLAG52ea0403a [2020-11-06 21:37:02,328 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 21:37:02,329 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2020-11-06 21:37:02,351 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c238db80f/cfb34d49af9540aaa80414259a615911/FLAG52ea0403a [2020-11-06 21:37:02,668 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c238db80f/cfb34d49af9540aaa80414259a615911 [2020-11-06 21:37:02,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 21:37:02,679 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 21:37:02,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 21:37:02,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 21:37:02,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 21:37:02,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:37:02" (1/1) ... [2020-11-06 21:37:02,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@473eb7d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:02, skipping insertion in model container [2020-11-06 21:37:02,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:37:02" (1/1) ... [2020-11-06 21:37:02,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 21:37:02,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 21:37:03,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 21:37:03,158 INFO L203 MainTranslator]: Completed pre-run [2020-11-06 21:37:03,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 21:37:03,311 INFO L208 MainTranslator]: Completed translation [2020-11-06 21:37:03,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:03 WrapperNode [2020-11-06 21:37:03,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 21:37:03,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-06 21:37:03,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-06 21:37:03,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-06 21:37:03,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:03" (1/1) ... [2020-11-06 21:37:03,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:03" (1/1) ... [2020-11-06 21:37:03,375 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:03" (1/1) ... [2020-11-06 21:37:03,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:03" (1/1) ... [2020-11-06 21:37:03,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:03" (1/1) ... [2020-11-06 21:37:03,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:03" (1/1) ... [2020-11-06 21:37:03,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:03" (1/1) ... [2020-11-06 21:37:03,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-06 21:37:03,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-06 21:37:03,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-06 21:37:03,482 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-06 21:37:03,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:03" (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 [2020-11-06 21:37:03,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-06 21:37:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-06 21:37:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-11-06 21:37:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-06 21:37:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-11-06 21:37:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-11-06 21:37:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-11-06 21:37:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-11-06 21:37:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-11-06 21:37:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-11-06 21:37:03,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-11-06 21:37:03,578 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-11-06 21:37:03,578 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-06 21:37:03,579 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-06 21:37:03,579 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-06 21:37:03,580 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-11-06 21:37:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-11-06 21:37:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-11-06 21:37:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-06 21:37:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-11-06 21:37:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-11-06 21:37:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-11-06 21:37:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-06 21:37:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-11-06 21:37:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-11-06 21:37:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-06 21:37:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-06 21:37:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-11-06 21:37:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-11-06 21:37:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-06 21:37:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-11-06 21:37:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-11-06 21:37:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-11-06 21:37:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-11-06 21:37:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-11-06 21:37:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-11-06 21:37:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-11-06 21:37:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-11-06 21:37:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-11-06 21:37:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-11-06 21:37:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-06 21:37:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-06 21:37:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-06 21:37:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-06 21:37:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-06 21:37:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-11-06 21:37:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-11-06 21:37:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-11-06 21:37:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-11-06 21:37:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-11-06 21:37:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-06 21:37:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-06 21:37:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-06 21:37:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-06 21:37:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-11-06 21:37:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-06 21:37:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-11-06 21:37:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-11-06 21:37:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-06 21:37:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-11-06 21:37:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-11-06 21:37:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-11-06 21:37:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-11-06 21:37:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-06 21:37:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-06 21:37:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-06 21:37:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-11-06 21:37:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-11-06 21:37:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-11-06 21:37:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-06 21:37:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-06 21:37:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-11-06 21:37:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-11-06 21:37:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-11-06 21:37:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-11-06 21:37:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-11-06 21:37:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-11-06 21:37:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-11-06 21:37:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-11-06 21:37:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-11-06 21:37:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-06 21:37:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-11-06 21:37:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-11-06 21:37:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-11-06 21:37:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-06 21:37:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-11-06 21:37:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-11-06 21:37:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-06 21:37:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-11-06 21:37:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-11-06 21:37:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-11-06 21:37:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-06 21:37:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-06 21:37:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-06 21:37:05,158 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-06 21:37:05,159 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-11-06 21:37:05,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:37:05 BoogieIcfgContainer [2020-11-06 21:37:05,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-06 21:37:05,163 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-06 21:37:05,163 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-06 21:37:05,167 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-06 21:37:05,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:37:02" (1/3) ... [2020-11-06 21:37:05,168 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1546f943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:37:05, skipping insertion in model container [2020-11-06 21:37:05,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:03" (2/3) ... [2020-11-06 21:37:05,168 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1546f943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:37:05, skipping insertion in model container [2020-11-06 21:37:05,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:37:05" (3/3) ... [2020-11-06 21:37:05,170 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product19.cil.c [2020-11-06 21:37:05,185 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-06 21:37:05,189 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-11-06 21:37:05,202 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-11-06 21:37:05,229 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-06 21:37:05,229 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-06 21:37:05,229 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-06 21:37:05,229 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-06 21:37:05,229 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-06 21:37:05,230 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-06 21:37:05,230 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-06 21:37:05,230 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-06 21:37:05,251 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-11-06 21:37:05,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-06 21:37:05,261 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:37:05,262 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 21:37:05,262 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:37:05,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:37:05,269 INFO L82 PathProgramCache]: Analyzing trace with hash 1464237887, now seen corresponding path program 1 times [2020-11-06 21:37:05,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:37:05,279 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869552881] [2020-11-06 21:37:05,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:37:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:06,012 WARN L194 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:37:06,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:37:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:06,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:37:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:06,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:37:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:06,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:37:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:06,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:37:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:06,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-06 21:37:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:06,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-11-06 21:37:06,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:06,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-11-06 21:37:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:06,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:37:06,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869552881] [2020-11-06 21:37:06,184 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:37:06,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-06 21:37:06,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169818685] [2020-11-06 21:37:06,192 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-06 21:37:06,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:37:06,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-06 21:37:06,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-06 21:37:06,210 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 4 states. [2020-11-06 21:37:07,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:37:07,201 INFO L93 Difference]: Finished difference Result 266 states and 351 transitions. [2020-11-06 21:37:07,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-06 21:37:07,203 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-11-06 21:37:07,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:37:07,217 INFO L225 Difference]: With dead ends: 266 [2020-11-06 21:37:07,217 INFO L226 Difference]: Without dead ends: 148 [2020-11-06 21:37:07,221 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-06 21:37:07,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-11-06 21:37:07,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 116. [2020-11-06 21:37:07,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-11-06 21:37:07,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 136 transitions. [2020-11-06 21:37:07,340 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 136 transitions. Word has length 52 [2020-11-06 21:37:07,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:37:07,341 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 136 transitions. [2020-11-06 21:37:07,341 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-06 21:37:07,342 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 136 transitions. [2020-11-06 21:37:07,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-06 21:37:07,348 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:37:07,348 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 21:37:07,348 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-06 21:37:07,349 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:37:07,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:37:07,349 INFO L82 PathProgramCache]: Analyzing trace with hash 788116257, now seen corresponding path program 1 times [2020-11-06 21:37:07,350 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:37:07,350 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978638482] [2020-11-06 21:37:07,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:37:07,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:07,882 WARN L194 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:37:07,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:37:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:07,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:37:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:07,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:37:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:07,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:37:07,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:07,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:37:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:07,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-06 21:37:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:07,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-11-06 21:37:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:07,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-11-06 21:37:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:07,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:37:07,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978638482] [2020-11-06 21:37:07,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:37:07,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-06 21:37:07,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154065587] [2020-11-06 21:37:07,943 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-06 21:37:07,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:37:07,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-06 21:37:07,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-06 21:37:07,944 INFO L87 Difference]: Start difference. First operand 116 states and 136 transitions. Second operand 5 states. [2020-11-06 21:37:08,575 WARN L194 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-11-06 21:37:09,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:37:09,560 INFO L93 Difference]: Finished difference Result 202 states and 250 transitions. [2020-11-06 21:37:09,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-06 21:37:09,561 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-11-06 21:37:09,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:37:09,565 INFO L225 Difference]: With dead ends: 202 [2020-11-06 21:37:09,565 INFO L226 Difference]: Without dead ends: 138 [2020-11-06 21:37:09,567 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-11-06 21:37:09,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-11-06 21:37:09,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 107. [2020-11-06 21:37:09,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-11-06 21:37:09,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 124 transitions. [2020-11-06 21:37:09,615 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 124 transitions. Word has length 53 [2020-11-06 21:37:09,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:37:09,615 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 124 transitions. [2020-11-06 21:37:09,615 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-06 21:37:09,616 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 124 transitions. [2020-11-06 21:37:09,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-06 21:37:09,618 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:37:09,618 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 21:37:09,619 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-06 21:37:09,619 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:37:09,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:37:09,619 INFO L82 PathProgramCache]: Analyzing trace with hash 1351849830, now seen corresponding path program 1 times [2020-11-06 21:37:09,620 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:37:09,620 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820614808] [2020-11-06 21:37:09,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:37:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:10,085 WARN L194 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:37:10,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:37:10,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:10,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:37:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:10,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:37:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:10,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:37:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:10,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:37:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:10,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-06 21:37:10,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:10,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-11-06 21:37:10,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:10,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-11-06 21:37:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:10,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:37:10,215 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820614808] [2020-11-06 21:37:10,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:37:10,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-06 21:37:10,216 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196879049] [2020-11-06 21:37:10,217 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-06 21:37:10,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:37:10,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-06 21:37:10,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-11-06 21:37:10,218 INFO L87 Difference]: Start difference. First operand 107 states and 124 transitions. Second operand 9 states. [2020-11-06 21:37:10,755 WARN L194 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-11-06 21:37:11,226 WARN L194 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:37:11,630 WARN L194 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:37:12,028 WARN L194 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:37:13,155 WARN L194 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-11-06 21:37:15,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:37:15,182 INFO L93 Difference]: Finished difference Result 366 states and 463 transitions. [2020-11-06 21:37:15,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-06 21:37:15,183 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2020-11-06 21:37:15,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:37:15,187 INFO L225 Difference]: With dead ends: 366 [2020-11-06 21:37:15,188 INFO L226 Difference]: Without dead ends: 287 [2020-11-06 21:37:15,189 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-11-06 21:37:15,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2020-11-06 21:37:15,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 228. [2020-11-06 21:37:15,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-11-06 21:37:15,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 277 transitions. [2020-11-06 21:37:15,292 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 277 transitions. Word has length 57 [2020-11-06 21:37:15,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:37:15,292 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 277 transitions. [2020-11-06 21:37:15,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-06 21:37:15,292 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 277 transitions. [2020-11-06 21:37:15,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-06 21:37:15,295 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:37:15,295 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 21:37:15,295 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-06 21:37:15,295 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:37:15,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:37:15,296 INFO L82 PathProgramCache]: Analyzing trace with hash -91373758, now seen corresponding path program 1 times [2020-11-06 21:37:15,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:37:15,297 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446898263] [2020-11-06 21:37:15,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:37:15,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:15,904 WARN L194 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:37:15,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:37:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:15,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:37:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:15,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:37:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:15,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:37:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:15,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:37:15,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:15,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-06 21:37:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:15,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-11-06 21:37:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:16,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-11-06 21:37:16,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:16,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-11-06 21:37:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:16,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:37:16,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446898263] [2020-11-06 21:37:16,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:37:16,035 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-06 21:37:16,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932187321] [2020-11-06 21:37:16,036 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-06 21:37:16,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:37:16,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-06 21:37:16,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-11-06 21:37:16,037 INFO L87 Difference]: Start difference. First operand 228 states and 277 transitions. Second operand 9 states. [2020-11-06 21:37:16,581 WARN L194 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-11-06 21:37:18,146 WARN L194 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:37:18,639 WARN L194 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:37:19,097 WARN L194 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:37:19,570 WARN L194 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-11-06 21:37:20,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:37:20,900 INFO L93 Difference]: Finished difference Result 725 states and 969 transitions. [2020-11-06 21:37:20,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-11-06 21:37:20,901 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-11-06 21:37:20,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:37:20,908 INFO L225 Difference]: With dead ends: 725 [2020-11-06 21:37:20,908 INFO L226 Difference]: Without dead ends: 525 [2020-11-06 21:37:20,911 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-11-06 21:37:20,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2020-11-06 21:37:21,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 403. [2020-11-06 21:37:21,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2020-11-06 21:37:21,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 493 transitions. [2020-11-06 21:37:21,102 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 493 transitions. Word has length 63 [2020-11-06 21:37:21,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:37:21,103 INFO L481 AbstractCegarLoop]: Abstraction has 403 states and 493 transitions. [2020-11-06 21:37:21,103 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-06 21:37:21,103 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 493 transitions. [2020-11-06 21:37:21,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-06 21:37:21,106 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:37:21,106 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 21:37:21,106 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-06 21:37:21,107 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:37:21,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:37:21,107 INFO L82 PathProgramCache]: Analyzing trace with hash -374120730, now seen corresponding path program 1 times [2020-11-06 21:37:21,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:37:21,108 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863180758] [2020-11-06 21:37:21,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:37:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:21,565 WARN L194 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:37:21,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:37:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:21,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:37:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:21,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:37:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:21,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:37:21,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:21,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:37:21,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:21,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-06 21:37:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:21,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-11-06 21:37:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:21,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-11-06 21:37:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:21,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-11-06 21:37:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:21,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-11-06 21:37:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:37:21,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:37:21,706 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863180758] [2020-11-06 21:37:21,707 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:37:21,707 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-11-06 21:37:21,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891302947] [2020-11-06 21:37:21,710 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-06 21:37:21,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:37:21,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-06 21:37:21,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-11-06 21:37:21,711 INFO L87 Difference]: Start difference. First operand 403 states and 493 transitions. Second operand 10 states. [2020-11-06 21:37:22,258 WARN L194 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-11-06 21:37:23,647 WARN L194 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:37:24,075 WARN L194 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:37:24,471 WARN L194 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:37:25,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:37:25,099 INFO L93 Difference]: Finished difference Result 748 states and 993 transitions. [2020-11-06 21:37:25,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-06 21:37:25,104 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 67 [2020-11-06 21:37:25,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:37:25,105 INFO L225 Difference]: With dead ends: 748 [2020-11-06 21:37:25,105 INFO L226 Difference]: Without dead ends: 0 [2020-11-06 21:37:25,108 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2020-11-06 21:37:25,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-06 21:37:25,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-06 21:37:25,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-06 21:37:25,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-06 21:37:25,109 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-11-06 21:37:25,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:37:25,109 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-06 21:37:25,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-06 21:37:25,109 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-06 21:37:25,109 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-06 21:37:25,110 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-06 21:37:25,112 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-06 21:37:26,080 WARN L194 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 207 [2020-11-06 21:37:29,641 WARN L194 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 9 [2020-11-06 21:37:30,172 WARN L194 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2020-11-06 21:37:30,454 WARN L194 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-11-06 21:37:30,757 WARN L194 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-11-06 21:37:31,379 WARN L194 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 14 [2020-11-06 21:37:31,729 WARN L194 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:37:32,024 WARN L194 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2020-11-06 21:37:32,602 WARN L194 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 14 [2020-11-06 21:37:32,878 WARN L194 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-11-06 21:37:33,193 WARN L194 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2020-11-06 21:37:33,740 WARN L194 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 8 [2020-11-06 21:37:34,308 WARN L194 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2020-11-06 21:37:34,879 WARN L194 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 9 [2020-11-06 21:37:35,190 WARN L194 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-11-06 21:37:35,491 WARN L194 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-11-06 21:37:35,769 WARN L194 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-11-06 21:37:36,071 WARN L194 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-11-06 21:37:36,349 WARN L194 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-11-06 21:37:37,231 WARN L194 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 17 [2020-11-06 21:37:37,917 WARN L194 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 13 [2020-11-06 21:37:38,495 WARN L194 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 11 [2020-11-06 21:37:38,784 WARN L194 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-11-06 21:37:39,316 WARN L194 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2020-11-06 21:37:39,599 WARN L194 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-11-06 21:37:39,604 INFO L266 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-11-06 21:37:39,604 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-11-06 21:37:39,604 INFO L266 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-11-06 21:37:39,604 INFO L266 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-06 21:37:39,605 INFO L266 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-11-06 21:37:39,605 INFO L266 CegarLoopResult]: For program point L128-2(lines 128 149) no Hoare annotation was computed. [2020-11-06 21:37:39,605 INFO L266 CegarLoopResult]: For program point L150(lines 127 151) no Hoare annotation was computed. [2020-11-06 21:37:39,605 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 103 158) no Hoare annotation was computed. [2020-11-06 21:37:39,605 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 103 158) no Hoare annotation was computed. [2020-11-06 21:37:39,605 INFO L266 CegarLoopResult]: For program point L134(lines 134 138) no Hoare annotation was computed. [2020-11-06 21:37:39,605 INFO L266 CegarLoopResult]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2020-11-06 21:37:39,606 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 103 158) no Hoare annotation was computed. [2020-11-06 21:37:39,606 INFO L266 CegarLoopResult]: For program point L191(lines 191 195) no Hoare annotation was computed. [2020-11-06 21:37:39,606 INFO L266 CegarLoopResult]: For program point L191-1(lines 191 195) no Hoare annotation was computed. [2020-11-06 21:37:39,606 INFO L266 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-11-06 21:37:39,606 INFO L266 CegarLoopResult]: For program point L185-2(lines 185 210) no Hoare annotation was computed. [2020-11-06 21:37:39,606 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 159 218) no Hoare annotation was computed. [2020-11-06 21:37:39,606 INFO L266 CegarLoopResult]: For program point L211(lines 184 212) no Hoare annotation was computed. [2020-11-06 21:37:39,606 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 159 218) no Hoare annotation was computed. [2020-11-06 21:37:39,607 INFO L266 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-11-06 21:37:39,607 INFO L266 CegarLoopResult]: For program point L204-1(line 204) no Hoare annotation was computed. [2020-11-06 21:37:39,607 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 159 218) no Hoare annotation was computed. [2020-11-06 21:37:39,607 INFO L269 CegarLoopResult]: At program point select_helpersFINAL(lines 912 918) the Hoare annotation is: true [2020-11-06 21:37:39,607 INFO L266 CegarLoopResult]: For program point select_helpersEXIT(lines 912 918) no Hoare annotation was computed. [2020-11-06 21:37:39,607 INFO L266 CegarLoopResult]: For program point valid_productEXIT(lines 919 927) no Hoare annotation was computed. [2020-11-06 21:37:39,607 INFO L269 CegarLoopResult]: At program point valid_productENTRY(lines 919 927) the Hoare annotation is: true [2020-11-06 21:37:39,607 INFO L266 CegarLoopResult]: For program point valid_productFINAL(lines 919 927) no Hoare annotation was computed. [2020-11-06 21:37:39,608 INFO L262 CegarLoopResult]: At program point mainENTRY(lines 593 615) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:39,608 INFO L262 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-11-06 21:37:39,608 INFO L262 CegarLoopResult]: At program point L605-1(line 605) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-11-06 21:37:39,608 INFO L266 CegarLoopResult]: For program point L603(lines 603 610) no Hoare annotation was computed. [2020-11-06 21:37:39,608 INFO L266 CegarLoopResult]: For program point L603-1(lines 603 610) no Hoare annotation was computed. [2020-11-06 21:37:39,608 INFO L266 CegarLoopResult]: For program point L601(line 601) no Hoare annotation was computed. [2020-11-06 21:37:39,609 INFO L266 CegarLoopResult]: For program point mainEXIT(lines 593 615) no Hoare annotation was computed. [2020-11-06 21:37:39,609 INFO L262 CegarLoopResult]: At program point L600(line 600) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:39,609 INFO L262 CegarLoopResult]: At program point L599(line 599) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:39,609 INFO L262 CegarLoopResult]: At program point L599-1(line 599) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:39,609 INFO L266 CegarLoopResult]: For program point mainFINAL(lines 593 615) no Hoare annotation was computed. [2020-11-06 21:37:39,609 INFO L266 CegarLoopResult]: For program point Specification2EXIT(lines 546 569) no Hoare annotation was computed. [2020-11-06 21:37:39,609 INFO L266 CegarLoopResult]: For program point Specification2ENTRY(lines 546 569) no Hoare annotation was computed. [2020-11-06 21:37:39,610 INFO L266 CegarLoopResult]: For program point Specification2FINAL(lines 546 569) no Hoare annotation was computed. [2020-11-06 21:37:39,610 INFO L266 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-11-06 21:37:39,610 INFO L266 CegarLoopResult]: For program point L563(line 563) no Hoare annotation was computed. [2020-11-06 21:37:39,610 INFO L266 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-11-06 21:37:39,610 INFO L266 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-11-06 21:37:39,610 INFO L266 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-11-06 21:37:39,610 INFO L266 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-11-06 21:37:39,610 INFO L266 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-11-06 21:37:39,610 INFO L266 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-11-06 21:37:39,611 INFO L266 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-11-06 21:37:39,611 INFO L266 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-11-06 21:37:39,611 INFO L266 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-11-06 21:37:39,611 INFO L266 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-11-06 21:37:39,611 INFO L266 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-11-06 21:37:39,611 INFO L266 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-11-06 21:37:39,611 INFO L262 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-11-06 21:37:39,611 INFO L266 CegarLoopResult]: For program point stopSystemEXIT(lines 811 825) no Hoare annotation was computed. [2020-11-06 21:37:39,612 INFO L266 CegarLoopResult]: For program point L815(lines 815 821) no Hoare annotation was computed. [2020-11-06 21:37:39,612 INFO L262 CegarLoopResult]: At program point stopSystemENTRY(lines 811 825) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-11-06 21:37:39,612 INFO L266 CegarLoopResult]: For program point stopSystemFINAL(lines 811 825) no Hoare annotation was computed. [2020-11-06 21:37:39,612 INFO L266 CegarLoopResult]: For program point isPumpRunningEXIT(lines 747 755) no Hoare annotation was computed. [2020-11-06 21:37:39,612 INFO L269 CegarLoopResult]: At program point isPumpRunningENTRY(lines 747 755) the Hoare annotation is: true [2020-11-06 21:37:39,612 INFO L266 CegarLoopResult]: For program point isPumpRunningFINAL(lines 747 755) no Hoare annotation was computed. [2020-11-06 21:37:39,612 INFO L266 CegarLoopResult]: For program point L801(lines 801 805) no Hoare annotation was computed. [2020-11-06 21:37:39,612 INFO L269 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: true [2020-11-06 21:37:39,612 INFO L266 CegarLoopResult]: For program point L801-2(lines 801 805) no Hoare annotation was computed. [2020-11-06 21:37:39,613 INFO L266 CegarLoopResult]: For program point L799-1(line 799) no Hoare annotation was computed. [2020-11-06 21:37:39,613 INFO L269 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 792 810) the Hoare annotation is: true [2020-11-06 21:37:39,613 INFO L266 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 792 810) no Hoare annotation was computed. [2020-11-06 21:37:39,613 INFO L266 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 792 810) no Hoare annotation was computed. [2020-11-06 21:37:39,613 INFO L266 CegarLoopResult]: For program point L763(lines 763 771) no Hoare annotation was computed. [2020-11-06 21:37:39,613 INFO L266 CegarLoopResult]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2020-11-06 21:37:39,613 INFO L266 CegarLoopResult]: For program point L786(line 786) no Hoare annotation was computed. [2020-11-06 21:37:39,613 INFO L266 CegarLoopResult]: For program point L786-1(line 786) no Hoare annotation was computed. [2020-11-06 21:37:39,613 INFO L266 CegarLoopResult]: For program point printPumpFINAL(lines 756 791) no Hoare annotation was computed. [2020-11-06 21:37:39,614 INFO L266 CegarLoopResult]: For program point L775(lines 775 783) no Hoare annotation was computed. [2020-11-06 21:37:39,614 INFO L266 CegarLoopResult]: For program point printPumpENTRY(lines 756 791) no Hoare annotation was computed. [2020-11-06 21:37:39,614 INFO L266 CegarLoopResult]: For program point L775-2(lines 775 783) no Hoare annotation was computed. [2020-11-06 21:37:39,614 INFO L266 CegarLoopResult]: For program point printPumpEXIT(lines 756 791) no Hoare annotation was computed. [2020-11-06 21:37:39,614 INFO L266 CegarLoopResult]: For program point select_featuresEXIT(lines 905 911) no Hoare annotation was computed. [2020-11-06 21:37:39,614 INFO L269 CegarLoopResult]: At program point select_featuresFINAL(lines 905 911) the Hoare annotation is: true [2020-11-06 21:37:39,614 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 57 102) no Hoare annotation was computed. [2020-11-06 21:37:39,614 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 57 102) no Hoare annotation was computed. [2020-11-06 21:37:39,614 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 57 102) no Hoare annotation was computed. [2020-11-06 21:37:39,614 INFO L266 CegarLoopResult]: For program point L384(lines 384 404) no Hoare annotation was computed. [2020-11-06 21:37:39,614 INFO L266 CegarLoopResult]: For program point L384-1(lines 384 404) no Hoare annotation was computed. [2020-11-06 21:37:39,614 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 370 415) no Hoare annotation was computed. [2020-11-06 21:37:39,614 INFO L266 CegarLoopResult]: For program point L401(lines 401 402) no Hoare annotation was computed. [2020-11-06 21:37:39,615 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 394 395) no Hoare annotation was computed. [2020-11-06 21:37:39,615 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 401 402) no Hoare annotation was computed. [2020-11-06 21:37:39,615 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 370 415) no Hoare annotation was computed. [2020-11-06 21:37:39,615 INFO L266 CegarLoopResult]: For program point L394(lines 394 395) no Hoare annotation was computed. [2020-11-06 21:37:39,615 INFO L266 CegarLoopResult]: For program point L390(lines 390 397) no Hoare annotation was computed. [2020-11-06 21:37:39,615 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 370 415) no Hoare annotation was computed. [2020-11-06 21:37:39,615 INFO L262 CegarLoopResult]: At program point runTestENTRY(lines 579 589) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:39,615 INFO L266 CegarLoopResult]: For program point runTestEXIT(lines 579 589) no Hoare annotation was computed. [2020-11-06 21:37:39,615 INFO L262 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:39,616 INFO L266 CegarLoopResult]: For program point runTestFINAL(lines 579 589) no Hoare annotation was computed. [2020-11-06 21:37:39,616 INFO L266 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 736 746) no Hoare annotation was computed. [2020-11-06 21:37:39,616 INFO L266 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 736 746) no Hoare annotation was computed. [2020-11-06 21:37:39,616 INFO L266 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 736 746) no Hoare annotation was computed. [2020-11-06 21:37:39,616 INFO L266 CegarLoopResult]: For program point L741(line 741) no Hoare annotation was computed. [2020-11-06 21:37:39,616 INFO L266 CegarLoopResult]: For program point L741-1(line 741) no Hoare annotation was computed. [2020-11-06 21:37:39,616 INFO L269 CegarLoopResult]: At program point deactivatePumpENTRY(lines 728 735) the Hoare annotation is: true [2020-11-06 21:37:39,616 INFO L266 CegarLoopResult]: For program point deactivatePumpEXIT(lines 728 735) no Hoare annotation was computed. [2020-11-06 21:37:39,616 INFO L266 CegarLoopResult]: For program point deactivatePumpFINAL(lines 728 735) no Hoare annotation was computed. [2020-11-06 21:37:39,616 INFO L262 CegarLoopResult]: At program point L705(line 705) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:39,616 INFO L266 CegarLoopResult]: For program point L703(lines 703 711) no Hoare annotation was computed. [2020-11-06 21:37:39,616 INFO L262 CegarLoopResult]: At program point L701(line 701) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:39,616 INFO L266 CegarLoopResult]: For program point L701-1(line 701) no Hoare annotation was computed. [2020-11-06 21:37:39,616 INFO L266 CegarLoopResult]: For program point L699(lines 699 716) no Hoare annotation was computed. [2020-11-06 21:37:39,617 INFO L266 CegarLoopResult]: For program point processEnvironmentEXIT(lines 695 719) no Hoare annotation was computed. [2020-11-06 21:37:39,617 INFO L262 CegarLoopResult]: At program point processEnvironmentENTRY(lines 695 719) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:39,617 INFO L262 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:39,617 INFO L266 CegarLoopResult]: For program point L714-1(lines 695 719) no Hoare annotation was computed. [2020-11-06 21:37:39,617 INFO L262 CegarLoopResult]: At program point L709(line 709) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:39,617 INFO L266 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 687 693) no Hoare annotation was computed. [2020-11-06 21:37:39,617 INFO L269 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 687 693) the Hoare annotation is: true [2020-11-06 21:37:39,617 INFO L262 CegarLoopResult]: At program point testENTRY(lines 827 892) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:39,617 INFO L262 CegarLoopResult]: At program point L859(line 859) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-11-06 21:37:39,617 INFO L266 CegarLoopResult]: For program point L857(lines 857 863) no Hoare annotation was computed. [2020-11-06 21:37:39,617 INFO L266 CegarLoopResult]: For program point L857-1(lines 857 863) no Hoare annotation was computed. [2020-11-06 21:37:39,618 INFO L266 CegarLoopResult]: For program point testFINAL(lines 827 892) no Hoare annotation was computed. [2020-11-06 21:37:39,618 INFO L262 CegarLoopResult]: At program point L882(lines 837 884) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-11-06 21:37:39,618 INFO L262 CegarLoopResult]: At program point L849(line 849) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-11-06 21:37:39,618 INFO L266 CegarLoopResult]: For program point L847(lines 847 853) no Hoare annotation was computed. [2020-11-06 21:37:39,618 INFO L266 CegarLoopResult]: For program point L847-1(lines 847 853) no Hoare annotation was computed. [2020-11-06 21:37:39,618 INFO L266 CegarLoopResult]: For program point L839(lines 839 843) no Hoare annotation was computed. [2020-11-06 21:37:39,618 INFO L262 CegarLoopResult]: At program point L885(lines 836 886) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:39,618 INFO L262 CegarLoopResult]: At program point L875(line 875) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-11-06 21:37:39,618 INFO L266 CegarLoopResult]: For program point L873(lines 873 879) no Hoare annotation was computed. [2020-11-06 21:37:39,618 INFO L262 CegarLoopResult]: At program point L873-1(lines 867 880) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-11-06 21:37:39,619 INFO L266 CegarLoopResult]: For program point L838(lines 837 884) no Hoare annotation was computed. [2020-11-06 21:37:39,619 INFO L266 CegarLoopResult]: For program point L867(lines 867 880) no Hoare annotation was computed. [2020-11-06 21:37:39,619 INFO L266 CegarLoopResult]: For program point testEXIT(lines 827 892) no Hoare annotation was computed. [2020-11-06 21:37:39,619 INFO L266 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 348 349) no Hoare annotation was computed. [2020-11-06 21:37:39,619 INFO L266 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 355 356) no Hoare annotation was computed. [2020-11-06 21:37:39,619 INFO L266 CegarLoopResult]: For program point L348(lines 348 349) no Hoare annotation was computed. [2020-11-06 21:37:39,619 INFO L266 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 324 369) no Hoare annotation was computed. [2020-11-06 21:37:39,619 INFO L266 CegarLoopResult]: For program point L344(lines 344 351) no Hoare annotation was computed. [2020-11-06 21:37:39,619 INFO L266 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 324 369) no Hoare annotation was computed. [2020-11-06 21:37:39,619 INFO L266 CegarLoopResult]: For program point L338(lines 338 358) no Hoare annotation was computed. [2020-11-06 21:37:39,619 INFO L266 CegarLoopResult]: For program point L338-1(lines 338 358) no Hoare annotation was computed. [2020-11-06 21:37:39,620 INFO L266 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 324 369) no Hoare annotation was computed. [2020-11-06 21:37:39,620 INFO L266 CegarLoopResult]: For program point L355(lines 355 356) no Hoare annotation was computed. [2020-11-06 21:37:39,620 INFO L266 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 503 511) no Hoare annotation was computed. [2020-11-06 21:37:39,620 INFO L269 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 503 511) the Hoare annotation is: true [2020-11-06 21:37:39,620 INFO L266 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 503 511) no Hoare annotation was computed. [2020-11-06 21:37:39,620 INFO L266 CegarLoopResult]: For program point L640(lines 640 646) no Hoare annotation was computed. [2020-11-06 21:37:39,620 INFO L266 CegarLoopResult]: For program point L639(lines 639 649) no Hoare annotation was computed. [2020-11-06 21:37:39,620 INFO L262 CegarLoopResult]: At program point L637(line 637) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-11-06 21:37:39,621 INFO L266 CegarLoopResult]: For program point L637-1(line 637) no Hoare annotation was computed. [2020-11-06 21:37:39,621 INFO L266 CegarLoopResult]: For program point L635(lines 635 652) no Hoare annotation was computed. [2020-11-06 21:37:39,621 INFO L266 CegarLoopResult]: For program point L635-1(lines 627 655) no Hoare annotation was computed. [2020-11-06 21:37:39,621 INFO L262 CegarLoopResult]: At program point L633(line 633) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-11-06 21:37:39,621 INFO L266 CegarLoopResult]: For program point L633-1(line 633) no Hoare annotation was computed. [2020-11-06 21:37:39,621 INFO L262 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 627 655) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-11-06 21:37:39,621 INFO L266 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 627 655) no Hoare annotation was computed. [2020-11-06 21:37:39,621 INFO L262 CegarLoopResult]: At program point L642(line 642) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-11-06 21:37:39,622 INFO L266 CegarLoopResult]: For program point L479(lines 479 487) no Hoare annotation was computed. [2020-11-06 21:37:39,622 INFO L266 CegarLoopResult]: For program point L479-2(lines 479 487) no Hoare annotation was computed. [2020-11-06 21:37:39,622 INFO L266 CegarLoopResult]: For program point printEnvironmentEXIT(lines 471 493) no Hoare annotation was computed. [2020-11-06 21:37:39,622 INFO L266 CegarLoopResult]: For program point printEnvironmentENTRY(lines 471 493) no Hoare annotation was computed. [2020-11-06 21:37:39,622 INFO L266 CegarLoopResult]: For program point printEnvironmentFINAL(lines 471 493) no Hoare annotation was computed. [2020-11-06 21:37:39,622 INFO L262 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 619 626) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-11-06 21:37:39,622 INFO L266 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 619 626) no Hoare annotation was computed. [2020-11-06 21:37:39,622 INFO L266 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 619 626) no Hoare annotation was computed. [2020-11-06 21:37:39,623 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 221 323) no Hoare annotation was computed. [2020-11-06 21:37:39,623 INFO L266 CegarLoopResult]: For program point L250(lines 250 266) no Hoare annotation was computed. [2020-11-06 21:37:39,623 INFO L266 CegarLoopResult]: For program point L310(lines 310 317) no Hoare annotation was computed. [2020-11-06 21:37:39,623 INFO L266 CegarLoopResult]: For program point L271(lines 270 290) no Hoare annotation was computed. [2020-11-06 21:37:39,623 INFO L266 CegarLoopResult]: For program point L302(line 302) no Hoare annotation was computed. [2020-11-06 21:37:39,623 INFO L266 CegarLoopResult]: For program point L302-1(line 302) no Hoare annotation was computed. [2020-11-06 21:37:39,623 INFO L266 CegarLoopResult]: For program point L267(lines 267 308) no Hoare annotation was computed. [2020-11-06 21:37:39,623 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 221 323) no Hoare annotation was computed. [2020-11-06 21:37:39,623 INFO L266 CegarLoopResult]: For program point L286(line 286) no Hoare annotation was computed. [2020-11-06 21:37:39,624 INFO L266 CegarLoopResult]: For program point L286-1(line 286) no Hoare annotation was computed. [2020-11-06 21:37:39,624 INFO L266 CegarLoopResult]: For program point L245(lines 245 249) no Hoare annotation was computed. [2020-11-06 21:37:39,624 INFO L266 CegarLoopResult]: For program point L309(lines 309 320) no Hoare annotation was computed. [2020-11-06 21:37:39,624 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 221 323) no Hoare annotation was computed. [2020-11-06 21:37:39,624 INFO L266 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-11-06 21:37:39,624 INFO L266 CegarLoopResult]: For program point L270-2(lines 270 290) no Hoare annotation was computed. [2020-11-06 21:37:39,624 INFO L266 CegarLoopResult]: For program point L291(lines 269 292) no Hoare annotation was computed. [2020-11-06 21:37:39,624 INFO L266 CegarLoopResult]: For program point select_oneENTRY(lines 895 904) no Hoare annotation was computed. [2020-11-06 21:37:39,624 INFO L266 CegarLoopResult]: For program point select_oneFINAL(lines 895 904) no Hoare annotation was computed. [2020-11-06 21:37:39,625 INFO L266 CegarLoopResult]: For program point select_oneEXIT(lines 895 904) no Hoare annotation was computed. [2020-11-06 21:37:39,625 INFO L266 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:37:39,625 INFO L262 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.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~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~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~string43.offset| |old(#t~string43.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-11-06 21:37:39,625 INFO L266 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:37:39,626 INFO L266 CegarLoopResult]: For program point activatePumpFINAL(lines 720 727) no Hoare annotation was computed. [2020-11-06 21:37:39,626 INFO L266 CegarLoopResult]: For program point activatePumpEXIT(lines 720 727) no Hoare annotation was computed. [2020-11-06 21:37:39,626 INFO L266 CegarLoopResult]: For program point activatePumpENTRY(lines 720 727) no Hoare annotation was computed. [2020-11-06 21:37:39,626 INFO L266 CegarLoopResult]: For program point getWaterLevelENTRY(lines 494 502) no Hoare annotation was computed. [2020-11-06 21:37:39,626 INFO L266 CegarLoopResult]: For program point getWaterLevelFINAL(lines 494 502) no Hoare annotation was computed. [2020-11-06 21:37:39,626 INFO L266 CegarLoopResult]: For program point getWaterLevelEXIT(lines 494 502) no Hoare annotation was computed. [2020-11-06 21:37:39,626 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:37:39,626 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-11-06 21:37:39,626 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:37:39,627 INFO L262 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 450 461) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-11-06 21:37:39,627 INFO L266 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 450 461) no Hoare annotation was computed. [2020-11-06 21:37:39,627 INFO L266 CegarLoopResult]: For program point L454-1(lines 450 461) no Hoare annotation was computed. [2020-11-06 21:37:39,627 INFO L269 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 462 470) the Hoare annotation is: true [2020-11-06 21:37:39,627 INFO L266 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 462 470) no Hoare annotation was computed. [2020-11-06 21:37:39,627 INFO L266 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 462 470) no Hoare annotation was computed. [2020-11-06 21:37:39,627 INFO L262 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-11-06 21:37:39,627 INFO L266 CegarLoopResult]: For program point L667(lines 666 685) no Hoare annotation was computed. [2020-11-06 21:37:39,628 INFO L262 CegarLoopResult]: At program point timeShiftENTRY(lines 663 686) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:39,628 INFO L266 CegarLoopResult]: For program point timeShiftEXIT(lines 663 686) no Hoare annotation was computed. [2020-11-06 21:37:39,628 INFO L266 CegarLoopResult]: For program point timeShiftFINAL(lines 663 686) no Hoare annotation was computed. [2020-11-06 21:37:39,628 INFO L262 CegarLoopResult]: At program point L676(line 676) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:39,628 INFO L262 CegarLoopResult]: At program point L674(lines 674 680) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:39,628 INFO L266 CegarLoopResult]: For program point cleanupEXIT(lines 515 544) no Hoare annotation was computed. [2020-11-06 21:37:39,628 INFO L269 CegarLoopResult]: At program point cleanupENTRY(lines 515 544) the Hoare annotation is: true [2020-11-06 21:37:39,628 INFO L269 CegarLoopResult]: At program point L540(lines 515 544) the Hoare annotation is: true [2020-11-06 21:37:39,629 INFO L266 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-11-06 21:37:39,629 INFO L266 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-11-06 21:37:39,629 INFO L269 CegarLoopResult]: At program point L529-1(lines 529 533) the Hoare annotation is: true [2020-11-06 21:37:39,629 INFO L266 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-11-06 21:37:39,629 INFO L269 CegarLoopResult]: At program point L525-2(lines 525 539) the Hoare annotation is: true [2020-11-06 21:37:39,629 INFO L269 CegarLoopResult]: At program point L521(line 521) the Hoare annotation is: true [2020-11-06 21:37:39,629 INFO L266 CegarLoopResult]: For program point L521-1(line 521) no Hoare annotation was computed. [2020-11-06 21:37:39,629 INFO L269 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 426 437) the Hoare annotation is: true [2020-11-06 21:37:39,629 INFO L266 CegarLoopResult]: For program point L430-1(lines 426 437) no Hoare annotation was computed. [2020-11-06 21:37:39,629 INFO L266 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 426 437) no Hoare annotation was computed. [2020-11-06 21:37:39,630 INFO L266 CegarLoopResult]: For program point setupEXIT(lines 570 576) no Hoare annotation was computed. [2020-11-06 21:37:39,630 INFO L269 CegarLoopResult]: At program point setupFINAL(lines 570 576) the Hoare annotation is: true [2020-11-06 21:37:39,630 INFO L266 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:37:39,630 INFO L262 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-06 21:37:39,630 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-06 21:37:39,630 INFO L266 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:37:39,630 INFO L266 CegarLoopResult]: For program point waterRiseEXIT(lines 438 449) no Hoare annotation was computed. [2020-11-06 21:37:39,630 INFO L266 CegarLoopResult]: For program point L442-1(lines 438 449) no Hoare annotation was computed. [2020-11-06 21:37:39,631 INFO L262 CegarLoopResult]: At program point waterRiseENTRY(lines 438 449) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-11-06 21:37:39,631 INFO L266 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-11-06 21:37:39,631 INFO L266 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-11-06 21:37:39,631 INFO L269 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-11-06 21:37:39,631 INFO L266 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-11-06 21:37:39,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:37:39 BoogieIcfgContainer [2020-11-06 21:37:39,657 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-06 21:37:39,667 INFO L168 Benchmark]: Toolchain (without parser) took 36985.32 ms. Allocated memory was 151.0 MB in the beginning and 377.5 MB in the end (delta: 226.5 MB). Free memory was 125.0 MB in the beginning and 195.4 MB in the end (delta: -70.4 MB). Peak memory consumption was 231.5 MB. Max. memory is 8.0 GB. [2020-11-06 21:37:39,668 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 123.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 21:37:39,669 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.01 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 103.7 MB in the end (delta: 20.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-11-06 21:37:39,670 INFO L168 Benchmark]: Boogie Preprocessor took 165.87 ms. Allocated memory is still 151.0 MB. Free memory was 103.7 MB in the beginning and 132.8 MB in the end (delta: -29.1 MB). Peak memory consumption was 6.7 MB. Max. memory is 8.0 GB. [2020-11-06 21:37:39,671 INFO L168 Benchmark]: RCFGBuilder took 1679.31 ms. Allocated memory is still 151.0 MB. Free memory was 132.3 MB in the beginning and 126.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. [2020-11-06 21:37:39,675 INFO L168 Benchmark]: TraceAbstraction took 34494.26 ms. Allocated memory was 151.0 MB in the beginning and 377.5 MB in the end (delta: 226.5 MB). Free memory was 126.0 MB in the beginning and 195.4 MB in the end (delta: -69.4 MB). Peak memory consumption was 231.6 MB. Max. memory is 8.0 GB. [2020-11-06 21:37:39,684 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 123.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 632.01 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 103.7 MB in the end (delta: 20.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 165.87 ms. Allocated memory is still 151.0 MB. Free memory was 103.7 MB in the beginning and 132.8 MB in the end (delta: -29.1 MB). Peak memory consumption was 6.7 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1679.31 ms. Allocated memory is still 151.0 MB. Free memory was 132.3 MB in the beginning and 126.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 34494.26 ms. Allocated memory was 151.0 MB in the beginning and 377.5 MB in the end (delta: 226.5 MB). Free memory was 126.0 MB in the beginning and 195.4 MB in the end (delta: -69.4 MB). Peak memory consumption was 231.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 355]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 348]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 394]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 401]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 237 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 15.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 491 SDtfs, 1011 SDslu, 544 SDs, 0 SdLazy, 2322 SolverSat, 720 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 8.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=403occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 244 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 496 PreInvPairs, 587 NumberOfFragments, 794 HoareAnnotationTreeSize, 496 FomulaSimplifications, 210498 FormulaSimplificationTreeSizeReduction, 3.9s HoareSimplificationTime, 55 FomulaSimplificationsInter, 18820 FormulaSimplificationTreeSizeReductionInter, 10.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 292 NumberOfCodeBlocks, 292 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 287 ConstructedInterpolants, 0 QuantifiedInterpolants, 90419 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...