/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 10:40:15,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 10:40:15,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 10:40:15,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 10:40:15,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 10:40:15,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 10:40:15,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 10:40:15,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 10:40:15,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 10:40:15,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 10:40:15,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 10:40:15,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 10:40:15,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 10:40:15,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 10:40:15,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 10:40:15,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 10:40:15,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 10:40:15,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 10:40:15,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 10:40:15,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 10:40:15,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 10:40:15,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 10:40:15,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 10:40:15,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 10:40:15,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 10:40:15,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 10:40:15,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 10:40:15,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 10:40:15,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 10:40:15,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 10:40:15,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 10:40:15,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 10:40:15,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 10:40:15,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 10:40:15,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 10:40:15,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 10:40:15,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 10:40:15,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 10:40:15,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 10:40:15,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 10:40:15,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 10:40:15,504 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 [2020-07-07 10:40:15,544 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 10:40:15,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 10:40:15,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 10:40:15,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 10:40:15,550 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 10:40:15,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 10:40:15,550 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 10:40:15,550 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 10:40:15,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 10:40:15,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 10:40:15,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 10:40:15,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 10:40:15,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 10:40:15,552 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 10:40:15,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 10:40:15,552 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 10:40:15,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 10:40:15,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 10:40:15,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 10:40:15,555 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 10:40:15,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 10:40:15,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 10:40:15,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 10:40:15,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 10:40:15,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 10:40:15,556 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 10:40:15,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 10:40:15,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 10:40:15,556 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 10:40:15,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 10:40:15,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 10:40:15,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 10:40:15,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 10:40:15,877 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 10:40:15,877 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 10:40:15,878 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product62.cil.c [2020-07-07 10:40:15,940 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/551994c0a/5a7aef90cfff4fb1b02e859962b37164/FLAG6962193b1 [2020-07-07 10:40:16,451 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 10:40:16,452 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product62.cil.c [2020-07-07 10:40:16,468 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/551994c0a/5a7aef90cfff4fb1b02e859962b37164/FLAG6962193b1 [2020-07-07 10:40:16,783 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/551994c0a/5a7aef90cfff4fb1b02e859962b37164 [2020-07-07 10:40:16,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 10:40:16,796 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 10:40:16,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 10:40:16,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 10:40:16,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 10:40:16,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:40:16" (1/1) ... [2020-07-07 10:40:16,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d387c41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:40:16, skipping insertion in model container [2020-07-07 10:40:16,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:40:16" (1/1) ... [2020-07-07 10:40:16,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 10:40:16,877 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 10:40:17,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:40:17,365 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 10:40:17,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:40:17,518 INFO L208 MainTranslator]: Completed translation [2020-07-07 10:40:17,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:40:17 WrapperNode [2020-07-07 10:40:17,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 10:40:17,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 10:40:17,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 10:40:17,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 10:40:17,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:40:17" (1/1) ... [2020-07-07 10:40:17,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:40:17" (1/1) ... [2020-07-07 10:40:17,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:40:17" (1/1) ... [2020-07-07 10:40:17,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:40:17" (1/1) ... [2020-07-07 10:40:17,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:40:17" (1/1) ... [2020-07-07 10:40:17,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:40:17" (1/1) ... [2020-07-07 10:40:17,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:40:17" (1/1) ... [2020-07-07 10:40:17,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 10:40:17,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 10:40:17,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 10:40:17,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 10:40:17,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:40:17" (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 [2020-07-07 10:40:17,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 10:40:17,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 10:40:17,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-07 10:40:17,676 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-07 10:40:17,677 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-07 10:40:17,677 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-07 10:40:17,677 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-07 10:40:17,677 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-07 10:40:17,677 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-07 10:40:17,677 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-07 10:40:17,677 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-07 10:40:17,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-07 10:40:17,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-07 10:40:17,678 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-07 10:40:17,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-07 10:40:17,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-07 10:40:17,678 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-07 10:40:17,679 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-07 10:40:17,679 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-07 10:40:17,679 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-07 10:40:17,679 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-07 10:40:17,679 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-07 10:40:17,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-07 10:40:17,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-07 10:40:17,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-07 10:40:17,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-07 10:40:17,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-07 10:40:17,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-07 10:40:17,680 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-07 10:40:17,680 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-07 10:40:17,681 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-07 10:40:17,681 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-07 10:40:17,681 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 10:40:17,681 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-07 10:40:17,681 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-07 10:40:17,681 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-07 10:40:17,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-07 10:40:17,682 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-07 10:40:17,682 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-07 10:40:17,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-07 10:40:17,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-07 10:40:17,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-07 10:40:17,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-07 10:40:17,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 10:40:17,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 10:40:17,683 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 10:40:17,683 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-07 10:40:17,683 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-07 10:40:17,683 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-07 10:40:17,684 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-07 10:40:17,684 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-07 10:40:17,684 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-07 10:40:17,684 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-07 10:40:17,684 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-07 10:40:17,684 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-07 10:40:17,685 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-07 10:40:17,685 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-07 10:40:17,685 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-07 10:40:17,685 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-07 10:40:17,685 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-07 10:40:17,685 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-07 10:40:17,685 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-07 10:40:17,686 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-07 10:40:17,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-07 10:40:17,686 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-07 10:40:17,686 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-07 10:40:17,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 10:40:17,687 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-07 10:40:17,688 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-07 10:40:17,688 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-07 10:40:17,688 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-07 10:40:17,688 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-07 10:40:17,688 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-07 10:40:17,689 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-07 10:40:17,689 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-07 10:40:17,690 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 10:40:17,690 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 10:40:17,691 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 10:40:17,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-07 10:40:17,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 10:40:17,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 10:40:17,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 10:40:17,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 10:40:17,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-07 10:40:17,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 10:40:17,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-07 10:40:17,693 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-07 10:40:17,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 10:40:17,694 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-07 10:40:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-07 10:40:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-07 10:40:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-07 10:40:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-07 10:40:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-07 10:40:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 10:40:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-07 10:40:17,696 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-07 10:40:17,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 10:40:17,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 10:40:17,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 10:40:18,825 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 10:40:18,825 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-07 10:40:18,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:40:18 BoogieIcfgContainer [2020-07-07 10:40:18,833 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 10:40:18,836 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 10:40:18,836 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 10:40:18,840 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 10:40:18,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 10:40:16" (1/3) ... [2020-07-07 10:40:18,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f253461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:40:18, skipping insertion in model container [2020-07-07 10:40:18,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:40:17" (2/3) ... [2020-07-07 10:40:18,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f253461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:40:18, skipping insertion in model container [2020-07-07 10:40:18,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:40:18" (3/3) ... [2020-07-07 10:40:18,844 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product62.cil.c [2020-07-07 10:40:18,854 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 10:40:18,863 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 10:40:18,874 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 10:40:18,894 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 10:40:18,895 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 10:40:18,895 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 10:40:18,895 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 10:40:18,895 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 10:40:18,896 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 10:40:18,896 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 10:40:18,896 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 10:40:18,920 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2020-07-07 10:40:18,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-07 10:40:18,930 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:40:18,932 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:40:18,932 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:40:18,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:40:18,939 INFO L82 PathProgramCache]: Analyzing trace with hash 1419538001, now seen corresponding path program 1 times [2020-07-07 10:40:18,948 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:40:18,949 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772172399] [2020-07-07 10:40:18,949 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:40:19,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:19,566 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:40:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:19,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:19,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:40:19,654 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772172399] [2020-07-07 10:40:19,655 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:40:19,655 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-07 10:40:19,656 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508310812] [2020-07-07 10:40:19,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 10:40:19,662 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:40:19,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 10:40:19,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-07 10:40:19,681 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 3 states. [2020-07-07 10:40:21,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:40:21,042 INFO L93 Difference]: Finished difference Result 354 states and 461 transitions. [2020-07-07 10:40:21,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 10:40:21,045 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-07 10:40:21,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:40:21,060 INFO L225 Difference]: With dead ends: 354 [2020-07-07 10:40:21,060 INFO L226 Difference]: Without dead ends: 191 [2020-07-07 10:40:21,065 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-07 10:40:21,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-07-07 10:40:21,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 154. [2020-07-07 10:40:21,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-07-07 10:40:21,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 183 transitions. [2020-07-07 10:40:21,181 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 183 transitions. Word has length 46 [2020-07-07 10:40:21,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:40:21,182 INFO L479 AbstractCegarLoop]: Abstraction has 154 states and 183 transitions. [2020-07-07 10:40:21,182 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 10:40:21,182 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 183 transitions. [2020-07-07 10:40:21,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-07 10:40:21,186 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:40:21,186 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:40:21,186 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 10:40:21,187 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:40:21,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:40:21,187 INFO L82 PathProgramCache]: Analyzing trace with hash -1353902391, now seen corresponding path program 1 times [2020-07-07 10:40:21,187 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:40:21,188 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33565610] [2020-07-07 10:40:21,188 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:40:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:21,547 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:40:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:21,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:21,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:21,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:40:21,645 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33565610] [2020-07-07 10:40:21,645 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:40:21,645 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 10:40:21,645 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688691534] [2020-07-07 10:40:21,650 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-07 10:40:21,651 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:40:21,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-07 10:40:21,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:40:21,653 INFO L87 Difference]: Start difference. First operand 154 states and 183 transitions. Second operand 4 states. [2020-07-07 10:40:22,154 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:40:23,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:40:23,242 INFO L93 Difference]: Finished difference Result 283 states and 348 transitions. [2020-07-07 10:40:23,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-07 10:40:23,247 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-07 10:40:23,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:40:23,255 INFO L225 Difference]: With dead ends: 283 [2020-07-07 10:40:23,255 INFO L226 Difference]: Without dead ends: 175 [2020-07-07 10:40:23,260 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-07 10:40:23,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-07-07 10:40:23,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 145. [2020-07-07 10:40:23,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-07-07 10:40:23,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 171 transitions. [2020-07-07 10:40:23,307 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 171 transitions. Word has length 47 [2020-07-07 10:40:23,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:40:23,307 INFO L479 AbstractCegarLoop]: Abstraction has 145 states and 171 transitions. [2020-07-07 10:40:23,307 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-07 10:40:23,308 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 171 transitions. [2020-07-07 10:40:23,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-07 10:40:23,310 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:40:23,310 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] [2020-07-07 10:40:23,310 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 10:40:23,310 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:40:23,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:40:23,311 INFO L82 PathProgramCache]: Analyzing trace with hash -480372053, now seen corresponding path program 1 times [2020-07-07 10:40:23,311 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:40:23,311 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651470664] [2020-07-07 10:40:23,312 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:40:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:23,688 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:40:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:23,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:23,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:23,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:40:23,810 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651470664] [2020-07-07 10:40:23,810 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:40:23,810 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 10:40:23,810 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566990423] [2020-07-07 10:40:23,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:40:23,811 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:40:23,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:40:23,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-07 10:40:23,812 INFO L87 Difference]: Start difference. First operand 145 states and 171 transitions. Second operand 8 states. [2020-07-07 10:40:24,209 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:40:24,561 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:40:24,809 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:40:25,049 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:40:26,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:40:26,434 INFO L93 Difference]: Finished difference Result 296 states and 366 transitions. [2020-07-07 10:40:26,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 10:40:26,435 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-07-07 10:40:26,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:40:26,441 INFO L225 Difference]: With dead ends: 296 [2020-07-07 10:40:26,441 INFO L226 Difference]: Without dead ends: 175 [2020-07-07 10:40:26,442 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-07 10:40:26,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-07-07 10:40:26,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 145. [2020-07-07 10:40:26,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-07-07 10:40:26,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 170 transitions. [2020-07-07 10:40:26,488 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 170 transitions. Word has length 52 [2020-07-07 10:40:26,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:40:26,489 INFO L479 AbstractCegarLoop]: Abstraction has 145 states and 170 transitions. [2020-07-07 10:40:26,489 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:40:26,489 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 170 transitions. [2020-07-07 10:40:26,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-07 10:40:26,492 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:40:26,492 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:40:26,492 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 10:40:26,493 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:40:26,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:40:26,493 INFO L82 PathProgramCache]: Analyzing trace with hash -1922469070, now seen corresponding path program 1 times [2020-07-07 10:40:26,493 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:40:26,494 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105320513] [2020-07-07 10:40:26,494 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:40:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:26,870 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:40:26,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:26,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:26,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:40:26,957 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105320513] [2020-07-07 10:40:26,957 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:40:26,957 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-07 10:40:26,958 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444442607] [2020-07-07 10:40:26,958 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-07 10:40:26,958 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:40:26,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-07 10:40:26,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-07 10:40:26,959 INFO L87 Difference]: Start difference. First operand 145 states and 170 transitions. Second operand 6 states. [2020-07-07 10:40:27,297 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:40:28,495 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:40:29,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:40:29,370 INFO L93 Difference]: Finished difference Result 404 states and 500 transitions. [2020-07-07 10:40:29,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-07 10:40:29,372 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-07 10:40:29,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:40:29,376 INFO L225 Difference]: With dead ends: 404 [2020-07-07 10:40:29,376 INFO L226 Difference]: Without dead ends: 283 [2020-07-07 10:40:29,377 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-07-07 10:40:29,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2020-07-07 10:40:29,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 240. [2020-07-07 10:40:29,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-07-07 10:40:29,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 272 transitions. [2020-07-07 10:40:29,427 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 272 transitions. Word has length 70 [2020-07-07 10:40:29,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:40:29,427 INFO L479 AbstractCegarLoop]: Abstraction has 240 states and 272 transitions. [2020-07-07 10:40:29,427 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-07 10:40:29,428 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 272 transitions. [2020-07-07 10:40:29,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-07-07 10:40:29,430 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:40:29,430 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:40:29,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-07 10:40:29,431 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:40:29,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:40:29,431 INFO L82 PathProgramCache]: Analyzing trace with hash 371744810, now seen corresponding path program 1 times [2020-07-07 10:40:29,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:40:29,432 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928101643] [2020-07-07 10:40:29,432 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:40:29,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:29,699 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:40:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:29,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:29,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:29,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:29,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:29,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:40:29,812 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928101643] [2020-07-07 10:40:29,812 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:40:29,812 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 10:40:29,813 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092684822] [2020-07-07 10:40:29,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:40:29,813 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:40:29,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:40:29,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-07 10:40:29,814 INFO L87 Difference]: Start difference. First operand 240 states and 272 transitions. Second operand 8 states. [2020-07-07 10:40:30,206 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:40:31,280 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:40:31,622 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:40:32,259 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:40:32,533 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:40:32,813 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:40:34,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:40:34,027 INFO L93 Difference]: Finished difference Result 718 states and 872 transitions. [2020-07-07 10:40:34,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-07 10:40:34,028 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 84 [2020-07-07 10:40:34,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:40:34,034 INFO L225 Difference]: With dead ends: 718 [2020-07-07 10:40:34,034 INFO L226 Difference]: Without dead ends: 502 [2020-07-07 10:40:34,036 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-07-07 10:40:34,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2020-07-07 10:40:34,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 435. [2020-07-07 10:40:34,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2020-07-07 10:40:34,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 494 transitions. [2020-07-07 10:40:34,136 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 494 transitions. Word has length 84 [2020-07-07 10:40:34,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:40:34,137 INFO L479 AbstractCegarLoop]: Abstraction has 435 states and 494 transitions. [2020-07-07 10:40:34,137 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:40:34,137 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 494 transitions. [2020-07-07 10:40:34,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-07-07 10:40:34,139 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:40:34,139 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:40:34,140 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-07 10:40:34,140 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:40:34,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:40:34,140 INFO L82 PathProgramCache]: Analyzing trace with hash 861472934, now seen corresponding path program 1 times [2020-07-07 10:40:34,141 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:40:34,141 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669924278] [2020-07-07 10:40:34,141 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:40:34,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,451 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:40:34,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:34,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:40:34,556 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669924278] [2020-07-07 10:40:34,556 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:40:34,556 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:40:34,556 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080569313] [2020-07-07 10:40:34,557 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:40:34,557 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:40:34,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:40:34,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:40:34,558 INFO L87 Difference]: Start difference. First operand 435 states and 494 transitions. Second operand 9 states. [2020-07-07 10:40:35,058 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:40:36,306 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:40:36,575 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:40:37,712 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:40:37,980 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:40:38,223 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:40:38,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:40:38,568 INFO L93 Difference]: Finished difference Result 544 states and 674 transitions. [2020-07-07 10:40:38,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-07 10:40:38,568 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 88 [2020-07-07 10:40:38,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:40:38,573 INFO L225 Difference]: With dead ends: 544 [2020-07-07 10:40:38,573 INFO L226 Difference]: Without dead ends: 541 [2020-07-07 10:40:38,574 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-07-07 10:40:38,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2020-07-07 10:40:38,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 435. [2020-07-07 10:40:38,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2020-07-07 10:40:38,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 493 transitions. [2020-07-07 10:40:38,655 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 493 transitions. Word has length 88 [2020-07-07 10:40:38,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:40:38,656 INFO L479 AbstractCegarLoop]: Abstraction has 435 states and 493 transitions. [2020-07-07 10:40:38,656 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:40:38,656 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 493 transitions. [2020-07-07 10:40:38,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-07-07 10:40:38,658 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:40:38,658 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:40:38,659 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-07 10:40:38,659 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:40:38,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:40:38,659 INFO L82 PathProgramCache]: Analyzing trace with hash -1149093276, now seen corresponding path program 1 times [2020-07-07 10:40:38,660 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:40:38,660 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700302004] [2020-07-07 10:40:38,660 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:40:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:38,887 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:40:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:38,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:39,086 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:40:39,086 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700302004] [2020-07-07 10:40:39,087 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:40:39,087 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:40:39,088 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094585810] [2020-07-07 10:40:39,088 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:40:39,089 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:40:39,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:40:39,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:40:39,095 INFO L87 Difference]: Start difference. First operand 435 states and 493 transitions. Second operand 9 states. [2020-07-07 10:40:40,166 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:40:40,423 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:40:40,657 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:40:40,888 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:40:42,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:40:42,123 INFO L93 Difference]: Finished difference Result 960 states and 1180 transitions. [2020-07-07 10:40:42,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-07 10:40:42,129 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 104 [2020-07-07 10:40:42,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:40:42,133 INFO L225 Difference]: With dead ends: 960 [2020-07-07 10:40:42,134 INFO L226 Difference]: Without dead ends: 549 [2020-07-07 10:40:42,135 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-07-07 10:40:42,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2020-07-07 10:40:42,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 445. [2020-07-07 10:40:42,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2020-07-07 10:40:42,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 503 transitions. [2020-07-07 10:40:42,220 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 503 transitions. Word has length 104 [2020-07-07 10:40:42,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:40:42,221 INFO L479 AbstractCegarLoop]: Abstraction has 445 states and 503 transitions. [2020-07-07 10:40:42,221 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:40:42,221 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 503 transitions. [2020-07-07 10:40:42,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-07-07 10:40:42,223 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:40:42,223 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:40:42,223 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-07 10:40:42,224 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:40:42,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:40:42,224 INFO L82 PathProgramCache]: Analyzing trace with hash -1502181658, now seen corresponding path program 1 times [2020-07-07 10:40:42,224 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:40:42,224 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484838161] [2020-07-07 10:40:42,225 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:40:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,487 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:40:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:42,670 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:40:42,671 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484838161] [2020-07-07 10:40:42,673 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:40:42,674 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-07 10:40:42,675 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423481382] [2020-07-07 10:40:42,676 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-07 10:40:42,677 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:40:42,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-07 10:40:42,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-07 10:40:42,677 INFO L87 Difference]: Start difference. First operand 445 states and 503 transitions. Second operand 11 states. [2020-07-07 10:40:43,468 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:40:43,808 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:40:44,025 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:40:44,682 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:40:44,928 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:40:45,176 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:40:46,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:40:46,502 INFO L93 Difference]: Finished difference Result 980 states and 1202 transitions. [2020-07-07 10:40:46,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-07 10:40:46,503 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 104 [2020-07-07 10:40:46,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:40:46,507 INFO L225 Difference]: With dead ends: 980 [2020-07-07 10:40:46,507 INFO L226 Difference]: Without dead ends: 559 [2020-07-07 10:40:46,509 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-07-07 10:40:46,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2020-07-07 10:40:46,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 453. [2020-07-07 10:40:46,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 453 states. [2020-07-07 10:40:46,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 511 transitions. [2020-07-07 10:40:46,610 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 511 transitions. Word has length 104 [2020-07-07 10:40:46,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:40:46,611 INFO L479 AbstractCegarLoop]: Abstraction has 453 states and 511 transitions. [2020-07-07 10:40:46,611 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-07 10:40:46,612 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 511 transitions. [2020-07-07 10:40:46,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-07-07 10:40:46,615 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:40:46,615 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:40:46,615 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-07 10:40:46,615 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:40:46,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:40:46,616 INFO L82 PathProgramCache]: Analyzing trace with hash -368991065, now seen corresponding path program 1 times [2020-07-07 10:40:46,616 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:40:46,616 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384886924] [2020-07-07 10:40:46,616 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:40:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:46,890 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:40:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:46,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:46,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:47,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:47,116 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:40:47,116 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384886924] [2020-07-07 10:40:47,117 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:40:47,117 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-07 10:40:47,117 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41654838] [2020-07-07 10:40:47,118 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-07 10:40:47,118 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:40:47,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-07 10:40:47,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-07 10:40:47,119 INFO L87 Difference]: Start difference. First operand 453 states and 511 transitions. Second operand 7 states. [2020-07-07 10:40:48,019 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:40:48,545 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:40:50,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:40:50,920 INFO L93 Difference]: Finished difference Result 1342 states and 1702 transitions. [2020-07-07 10:40:50,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-07 10:40:50,921 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 104 [2020-07-07 10:40:50,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:40:50,927 INFO L225 Difference]: With dead ends: 1342 [2020-07-07 10:40:50,927 INFO L226 Difference]: Without dead ends: 913 [2020-07-07 10:40:50,929 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 41 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-07-07 10:40:50,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2020-07-07 10:40:51,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 793. [2020-07-07 10:40:51,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 793 states. [2020-07-07 10:40:51,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 929 transitions. [2020-07-07 10:40:51,103 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 929 transitions. Word has length 104 [2020-07-07 10:40:51,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:40:51,104 INFO L479 AbstractCegarLoop]: Abstraction has 793 states and 929 transitions. [2020-07-07 10:40:51,104 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-07 10:40:51,104 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 929 transitions. [2020-07-07 10:40:51,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-07-07 10:40:51,106 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:40:51,107 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:40:51,107 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-07 10:40:51,107 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:40:51,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:40:51,108 INFO L82 PathProgramCache]: Analyzing trace with hash 38573473, now seen corresponding path program 1 times [2020-07-07 10:40:51,108 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:40:51,108 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487561935] [2020-07-07 10:40:51,109 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:40:51,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,412 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:40:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,778 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-07 10:40:51,779 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487561935] [2020-07-07 10:40:51,779 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [430018282] [2020-07-07 10:40:51,779 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:40:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:51,987 INFO L264 TraceCheckSpWp]: Trace formula consists of 792 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-07 10:40:52,011 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:40:52,289 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:40:52,291 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 10:40:52,291 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [17] total 22 [2020-07-07 10:40:52,291 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121157287] [2020-07-07 10:40:52,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:40:52,292 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:40:52,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:40:52,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2020-07-07 10:40:52,296 INFO L87 Difference]: Start difference. First operand 793 states and 929 transitions. Second operand 8 states. [2020-07-07 10:40:53,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:40:53,142 INFO L93 Difference]: Finished difference Result 1526 states and 1799 transitions. [2020-07-07 10:40:53,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 10:40:53,143 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2020-07-07 10:40:53,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:40:53,148 INFO L225 Difference]: With dead ends: 1526 [2020-07-07 10:40:53,148 INFO L226 Difference]: Without dead ends: 757 [2020-07-07 10:40:53,151 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 136 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2020-07-07 10:40:53,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 757 states. [2020-07-07 10:40:53,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 757 to 757. [2020-07-07 10:40:53,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 757 states. [2020-07-07 10:40:53,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 757 states and 872 transitions. [2020-07-07 10:40:53,391 INFO L78 Accepts]: Start accepts. Automaton has 757 states and 872 transitions. Word has length 108 [2020-07-07 10:40:53,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:40:53,392 INFO L479 AbstractCegarLoop]: Abstraction has 757 states and 872 transitions. [2020-07-07 10:40:53,392 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:40:53,392 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 872 transitions. [2020-07-07 10:40:53,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-07-07 10:40:53,396 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:40:53,396 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:40:53,609 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-07 10:40:53,610 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:40:53,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:40:53,611 INFO L82 PathProgramCache]: Analyzing trace with hash 118260142, now seen corresponding path program 1 times [2020-07-07 10:40:53,611 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:40:53,611 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750528140] [2020-07-07 10:40:53,612 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:40:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:53,937 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:40:53,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:53,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,225 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-07-07 10:40:54,225 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750528140] [2020-07-07 10:40:54,225 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1257697505] [2020-07-07 10:40:54,226 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:40:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:40:54,418 INFO L264 TraceCheckSpWp]: Trace formula consists of 957 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-07 10:40:54,425 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:40:54,598 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-07-07 10:40:54,598 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 10:40:54,599 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [18] total 23 [2020-07-07 10:40:54,599 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912367022] [2020-07-07 10:40:54,600 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:40:54,600 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:40:54,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:40:54,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2020-07-07 10:40:54,601 INFO L87 Difference]: Start difference. First operand 757 states and 872 transitions. Second operand 8 states. [2020-07-07 10:40:55,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:40:55,031 INFO L93 Difference]: Finished difference Result 1274 states and 1492 transitions. [2020-07-07 10:40:55,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 10:40:55,031 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 178 [2020-07-07 10:40:55,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:40:55,033 INFO L225 Difference]: With dead ends: 1274 [2020-07-07 10:40:55,033 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 10:40:55,036 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 226 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2020-07-07 10:40:55,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 10:40:55,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 10:40:55,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 10:40:55,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 10:40:55,037 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178 [2020-07-07 10:40:55,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:40:55,038 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 10:40:55,038 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:40:55,038 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 10:40:55,038 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 10:40:55,251 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:40:55,256 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 10:40:56,087 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 198 [2020-07-07 10:40:56,340 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 198 [2020-07-07 10:40:56,460 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 200 [2020-07-07 10:40:56,567 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 200 [2020-07-07 10:40:57,678 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 239 [2020-07-07 10:40:58,315 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 239 [2020-07-07 10:40:58,710 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 241 [2020-07-07 10:41:00,211 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 239 [2020-07-07 10:41:00,821 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 241 [2020-07-07 10:41:01,774 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2020-07-07 10:41:01,951 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-07-07 10:41:02,514 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 23 [2020-07-07 10:41:03,420 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 24 [2020-07-07 10:41:03,604 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-07-07 10:41:03,783 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-07-07 10:41:04,008 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 19 [2020-07-07 10:41:04,175 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-07-07 10:41:04,366 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26 [2020-07-07 10:41:04,587 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 19 [2020-07-07 10:41:04,778 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26 [2020-07-07 10:41:05,283 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 22 [2020-07-07 10:41:05,814 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 22 [2020-07-07 10:41:06,484 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 27 [2020-07-07 10:41:06,990 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 15 [2020-07-07 10:41:07,154 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-07-07 10:41:07,835 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 27 [2020-07-07 10:41:08,044 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:41:08,596 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 19 [2020-07-07 10:41:09,274 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 24 [2020-07-07 10:41:09,798 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-07-07 10:41:09,960 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-07-07 10:41:10,438 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 18 [2020-07-07 10:41:10,933 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 22 [2020-07-07 10:41:11,457 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-07-07 10:41:11,952 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-07-07 10:41:12,662 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-07-07 10:41:13,198 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-07-07 10:41:13,376 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-07-07 10:41:14,306 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 30 [2020-07-07 10:41:14,960 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-07-07 10:41:15,455 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 18 [2020-07-07 10:41:15,649 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-07 10:41:15,823 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-07-07 10:41:16,002 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-07-07 10:41:16,207 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 9 [2020-07-07 10:41:16,766 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2020-07-07 10:41:16,964 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 19 [2020-07-07 10:41:17,444 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 19 [2020-07-07 10:41:17,618 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 18 [2020-07-07 10:41:17,788 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-07-07 10:41:17,965 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-07-07 10:41:18,131 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-07-07 10:41:18,804 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 27 [2020-07-07 10:41:19,013 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 19 [2020-07-07 10:41:19,192 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-07-07 10:41:19,366 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-07-07 10:41:19,587 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-07-07 10:41:20,121 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2020-07-07 10:41:20,589 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2020-07-07 10:41:20,758 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-07-07 10:41:21,378 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 24 [2020-07-07 10:41:21,571 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 19 [2020-07-07 10:41:21,575 INFO L268 CegarLoopResult]: For program point L507(lines 484 508) no Hoare annotation was computed. [2020-07-07 10:41:21,576 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 460 515) no Hoare annotation was computed. [2020-07-07 10:41:21,576 INFO L268 CegarLoopResult]: For program point L491(lines 491 495) no Hoare annotation was computed. [2020-07-07 10:41:21,576 INFO L268 CegarLoopResult]: For program point L491-1(lines 491 495) no Hoare annotation was computed. [2020-07-07 10:41:21,576 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 460 515) no Hoare annotation was computed. [2020-07-07 10:41:21,577 INFO L268 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-07-07 10:41:21,577 INFO L268 CegarLoopResult]: For program point L485-2(lines 485 506) no Hoare annotation was computed. [2020-07-07 10:41:21,577 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 460 515) no Hoare annotation was computed. [2020-07-07 10:41:21,577 INFO L268 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-07-07 10:41:21,578 INFO L268 CegarLoopResult]: For program point L542-2(lines 542 567) no Hoare annotation was computed. [2020-07-07 10:41:21,578 INFO L268 CegarLoopResult]: For program point L568(lines 541 569) no Hoare annotation was computed. [2020-07-07 10:41:21,578 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 516 575) no Hoare annotation was computed. [2020-07-07 10:41:21,578 INFO L268 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-07-07 10:41:21,578 INFO L268 CegarLoopResult]: For program point L561-1(line 561) no Hoare annotation was computed. [2020-07-07 10:41:21,578 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 516 575) no Hoare annotation was computed. [2020-07-07 10:41:21,579 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 516 575) no Hoare annotation was computed. [2020-07-07 10:41:21,579 INFO L268 CegarLoopResult]: For program point L548(lines 548 552) no Hoare annotation was computed. [2020-07-07 10:41:21,579 INFO L268 CegarLoopResult]: For program point L548-1(lines 548 552) no Hoare annotation was computed. [2020-07-07 10:41:21,579 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 391 397) the Hoare annotation is: true [2020-07-07 10:41:21,579 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 391 397) no Hoare annotation was computed. [2020-07-07 10:41:21,579 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 398 406) no Hoare annotation was computed. [2020-07-07 10:41:21,580 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 398 406) the Hoare annotation is: true [2020-07-07 10:41:21,580 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 398 406) no Hoare annotation was computed. [2020-07-07 10:41:21,580 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 846 868) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:41:21,580 INFO L264 CegarLoopResult]: At program point L858(line 858) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 main_~tmp~10) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~10 ~systemActive~0))) [2020-07-07 10:41:21,580 INFO L264 CegarLoopResult]: At program point L858-1(line 858) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 main_~tmp~10) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~10 ~systemActive~0))) [2020-07-07 10:41:21,581 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 846 868) no Hoare annotation was computed. [2020-07-07 10:41:21,581 INFO L268 CegarLoopResult]: For program point L856(lines 856 863) no Hoare annotation was computed. [2020-07-07 10:41:21,581 INFO L268 CegarLoopResult]: For program point L856-1(lines 856 863) no Hoare annotation was computed. [2020-07-07 10:41:21,581 INFO L268 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-07-07 10:41:21,581 INFO L264 CegarLoopResult]: At program point L853(line 853) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:41:21,581 INFO L264 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:41:21,582 INFO L264 CegarLoopResult]: At program point L852-1(line 852) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:41:21,582 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 846 868) no Hoare annotation was computed. [2020-07-07 10:41:21,582 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 805 828) no Hoare annotation was computed. [2020-07-07 10:41:21,582 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 805 828) no Hoare annotation was computed. [2020-07-07 10:41:21,582 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 805 828) no Hoare annotation was computed. [2020-07-07 10:41:21,582 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-07-07 10:41:21,582 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-07-07 10:41:21,582 INFO L268 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-07-07 10:41:21,583 INFO L268 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-07-07 10:41:21,583 INFO L268 CegarLoopResult]: For program point L819(line 819) no Hoare annotation was computed. [2020-07-07 10:41:21,583 INFO L268 CegarLoopResult]: For program point L818(line 818) no Hoare annotation was computed. [2020-07-07 10:41:21,583 INFO L268 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-07-07 10:41:21,583 INFO L268 CegarLoopResult]: For program point L816(line 816) no Hoare annotation was computed. [2020-07-07 10:41:21,583 INFO L268 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-07-07 10:41:21,583 INFO L268 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-07-07 10:41:21,583 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-07-07 10:41:21,583 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-07-07 10:41:21,583 INFO L268 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-07-07 10:41:21,584 INFO L268 CegarLoopResult]: For program point L810(line 810) no Hoare annotation was computed. [2020-07-07 10:41:21,584 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse1) (or .cse2 .cse0 .cse1))) [2020-07-07 10:41:21,584 INFO L264 CegarLoopResult]: At program point L123(line 123) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse1) (or .cse2 .cse0 .cse1))) [2020-07-07 10:41:21,584 INFO L268 CegarLoopResult]: For program point L121(lines 121 129) no Hoare annotation was computed. [2020-07-07 10:41:21,584 INFO L264 CegarLoopResult]: At program point L119(line 119) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse1) (or .cse2 .cse0 .cse1))) [2020-07-07 10:41:21,584 INFO L268 CegarLoopResult]: For program point L119-1(line 119) no Hoare annotation was computed. [2020-07-07 10:41:21,585 INFO L268 CegarLoopResult]: For program point L117(lines 117 134) no Hoare annotation was computed. [2020-07-07 10:41:21,585 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 113 137) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~methaneLevelCritical~0)) .cse0) (or (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) .cse0))) [2020-07-07 10:41:21,585 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 113 137) no Hoare annotation was computed. [2020-07-07 10:41:21,585 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) (not .cse0) .cse3 .cse2) (or .cse1 .cse3 .cse2))) [2020-07-07 10:41:21,585 INFO L268 CegarLoopResult]: For program point L132-1(lines 113 137) no Hoare annotation was computed. [2020-07-07 10:41:21,585 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 208 216) no Hoare annotation was computed. [2020-07-07 10:41:21,585 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 208 216) the Hoare annotation is: true [2020-07-07 10:41:21,586 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 208 216) no Hoare annotation was computed. [2020-07-07 10:41:21,586 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 272 290) the Hoare annotation is: true [2020-07-07 10:41:21,586 INFO L268 CegarLoopResult]: For program point L281(lines 281 285) no Hoare annotation was computed. [2020-07-07 10:41:21,586 INFO L271 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: true [2020-07-07 10:41:21,586 INFO L268 CegarLoopResult]: For program point L281-2(lines 281 285) no Hoare annotation was computed. [2020-07-07 10:41:21,586 INFO L268 CegarLoopResult]: For program point L279-1(line 279) no Hoare annotation was computed. [2020-07-07 10:41:21,586 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 272 290) no Hoare annotation was computed. [2020-07-07 10:41:21,587 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 272 290) no Hoare annotation was computed. [2020-07-07 10:41:21,587 INFO L268 CegarLoopResult]: For program point L224(lines 224 232) no Hoare annotation was computed. [2020-07-07 10:41:21,587 INFO L268 CegarLoopResult]: For program point L224-2(lines 224 232) no Hoare annotation was computed. [2020-07-07 10:41:21,587 INFO L268 CegarLoopResult]: For program point L247(line 247) no Hoare annotation was computed. [2020-07-07 10:41:21,587 INFO L268 CegarLoopResult]: For program point L247-1(line 247) no Hoare annotation was computed. [2020-07-07 10:41:21,587 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 217 252) no Hoare annotation was computed. [2020-07-07 10:41:21,587 INFO L268 CegarLoopResult]: For program point L236(lines 236 244) no Hoare annotation was computed. [2020-07-07 10:41:21,587 INFO L268 CegarLoopResult]: For program point L236-2(lines 236 244) no Hoare annotation was computed. [2020-07-07 10:41:21,587 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 217 252) no Hoare annotation was computed. [2020-07-07 10:41:21,588 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 217 252) no Hoare annotation was computed. [2020-07-07 10:41:21,588 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 384 390) no Hoare annotation was computed. [2020-07-07 10:41:21,588 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 384 390) the Hoare annotation is: true [2020-07-07 10:41:21,588 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 414 459) no Hoare annotation was computed. [2020-07-07 10:41:21,588 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 414 459) no Hoare annotation was computed. [2020-07-07 10:41:21,588 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 414 459) no Hoare annotation was computed. [2020-07-07 10:41:21,588 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 727 772) no Hoare annotation was computed. [2020-07-07 10:41:21,588 INFO L268 CegarLoopResult]: For program point L747(lines 747 754) no Hoare annotation was computed. [2020-07-07 10:41:21,589 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 727 772) no Hoare annotation was computed. [2020-07-07 10:41:21,589 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 727 772) no Hoare annotation was computed. [2020-07-07 10:41:21,589 INFO L268 CegarLoopResult]: For program point L741(lines 741 761) no Hoare annotation was computed. [2020-07-07 10:41:21,589 INFO L268 CegarLoopResult]: For program point L741-1(lines 741 761) no Hoare annotation was computed. [2020-07-07 10:41:21,589 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 836 845) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:41:21,589 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 836 845) no Hoare annotation was computed. [2020-07-07 10:41:21,589 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 836 845) no Hoare annotation was computed. [2020-07-07 10:41:21,589 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 197 207) the Hoare annotation is: true [2020-07-07 10:41:21,590 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 197 207) no Hoare annotation was computed. [2020-07-07 10:41:21,590 INFO L271 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: true [2020-07-07 10:41:21,590 INFO L268 CegarLoopResult]: For program point L202-1(line 202) no Hoare annotation was computed. [2020-07-07 10:41:21,590 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 197 207) no Hoare annotation was computed. [2020-07-07 10:41:21,590 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 189 196) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-07 10:41:21,590 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 189 196) no Hoare annotation was computed. [2020-07-07 10:41:21,590 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 189 196) no Hoare annotation was computed. [2020-07-07 10:41:21,590 INFO L268 CegarLoopResult]: For program point L954(lines 954 960) no Hoare annotation was computed. [2020-07-07 10:41:21,591 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 950 963) no Hoare annotation was computed. [2020-07-07 10:41:21,591 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 950 963) the Hoare annotation is: true [2020-07-07 10:41:21,591 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 950 963) no Hoare annotation was computed. [2020-07-07 10:41:21,591 INFO L264 CegarLoopResult]: At program point L158(line 158) the Hoare annotation is: (let ((.cse3 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse3 .cse0 .cse2) (or .cse4 .cse1 .cse2))) [2020-07-07 10:41:21,591 INFO L268 CegarLoopResult]: For program point L158-1(lines 139 163) no Hoare annotation was computed. [2020-07-07 10:41:21,591 INFO L264 CegarLoopResult]: At program point L153(line 153) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-07-07 10:41:21,592 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 139 163) no Hoare annotation was computed. [2020-07-07 10:41:21,592 INFO L264 CegarLoopResult]: At program point L149(line 149) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse3 (and .cse0 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~2)) .cse2) (or .cse4 .cse1 .cse2))) [2020-07-07 10:41:21,592 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 139 163) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-07-07 10:41:21,592 INFO L268 CegarLoopResult]: For program point L147(lines 147 155) no Hoare annotation was computed. [2020-07-07 10:41:21,592 INFO L264 CegarLoopResult]: At program point L145(line 145) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse3 .cse0 .cse2) (or .cse4 .cse1 .cse2))) [2020-07-07 10:41:21,592 INFO L268 CegarLoopResult]: For program point L145-1(line 145) no Hoare annotation was computed. [2020-07-07 10:41:21,592 INFO L268 CegarLoopResult]: For program point L143(lines 143 160) no Hoare annotation was computed. [2020-07-07 10:41:21,593 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 79 85) no Hoare annotation was computed. [2020-07-07 10:41:21,593 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 79 85) the Hoare annotation is: true [2020-07-07 10:41:21,593 INFO L264 CegarLoopResult]: At program point testENTRY(lines 303 368) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:41:21,593 INFO L268 CegarLoopResult]: For program point L351(lines 351 355) no Hoare annotation was computed. [2020-07-07 10:41:21,593 INFO L264 CegarLoopResult]: At program point L351-2(lines 343 356) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-07 10:41:21,593 INFO L268 CegarLoopResult]: For program point L314(lines 313 360) no Hoare annotation was computed. [2020-07-07 10:41:21,593 INFO L264 CegarLoopResult]: At program point L345(line 345) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-07 10:41:21,594 INFO L268 CegarLoopResult]: For program point L343(lines 343 356) no Hoare annotation was computed. [2020-07-07 10:41:21,594 INFO L268 CegarLoopResult]: For program point testFINAL(lines 303 368) no Hoare annotation was computed. [2020-07-07 10:41:21,594 INFO L264 CegarLoopResult]: At program point L335(line 335) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse1))) [2020-07-07 10:41:21,594 INFO L268 CegarLoopResult]: For program point L333(lines 333 339) no Hoare annotation was computed. [2020-07-07 10:41:21,594 INFO L268 CegarLoopResult]: For program point L333-1(lines 333 339) no Hoare annotation was computed. [2020-07-07 10:41:21,594 INFO L264 CegarLoopResult]: At program point L358(lines 313 360) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse1))) [2020-07-07 10:41:21,594 INFO L264 CegarLoopResult]: At program point L325(line 325) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse1))) [2020-07-07 10:41:21,594 INFO L268 CegarLoopResult]: For program point L323(lines 323 329) no Hoare annotation was computed. [2020-07-07 10:41:21,595 INFO L268 CegarLoopResult]: For program point L323-1(lines 323 329) no Hoare annotation was computed. [2020-07-07 10:41:21,595 INFO L268 CegarLoopResult]: For program point L315(lines 315 319) no Hoare annotation was computed. [2020-07-07 10:41:21,595 INFO L264 CegarLoopResult]: At program point L361(lines 312 362) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:41:21,595 INFO L268 CegarLoopResult]: For program point testEXIT(lines 303 368) no Hoare annotation was computed. [2020-07-07 10:41:21,595 INFO L268 CegarLoopResult]: For program point L701(lines 701 708) no Hoare annotation was computed. [2020-07-07 10:41:21,595 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 681 726) no Hoare annotation was computed. [2020-07-07 10:41:21,595 INFO L268 CegarLoopResult]: For program point L695(lines 695 715) no Hoare annotation was computed. [2020-07-07 10:41:21,595 INFO L268 CegarLoopResult]: For program point L695-1(lines 695 715) no Hoare annotation was computed. [2020-07-07 10:41:21,595 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 681 726) no Hoare annotation was computed. [2020-07-07 10:41:21,596 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 681 726) no Hoare annotation was computed. [2020-07-07 10:41:21,596 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 164 171) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-07-07 10:41:21,596 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 164 171) no Hoare annotation was computed. [2020-07-07 10:41:21,596 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 164 171) no Hoare annotation was computed. [2020-07-07 10:41:21,596 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 964 972) no Hoare annotation was computed. [2020-07-07 10:41:21,596 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 964 972) the Hoare annotation is: true [2020-07-07 10:41:21,596 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 964 972) no Hoare annotation was computed. [2020-07-07 10:41:21,596 INFO L268 CegarLoopResult]: For program point L926(lines 926 934) no Hoare annotation was computed. [2020-07-07 10:41:21,597 INFO L268 CegarLoopResult]: For program point L926-2(lines 926 934) no Hoare annotation was computed. [2020-07-07 10:41:21,597 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 918 940) no Hoare annotation was computed. [2020-07-07 10:41:21,597 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 918 940) no Hoare annotation was computed. [2020-07-07 10:41:21,597 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 918 940) no Hoare annotation was computed. [2020-07-07 10:41:21,597 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 374 383) no Hoare annotation was computed. [2020-07-07 10:41:21,597 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 374 383) no Hoare annotation was computed. [2020-07-07 10:41:21,597 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 374 383) no Hoare annotation was computed. [2020-07-07 10:41:21,597 INFO L268 CegarLoopResult]: For program point L607(lines 607 623) no Hoare annotation was computed. [2020-07-07 10:41:21,598 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 578 680) no Hoare annotation was computed. [2020-07-07 10:41:21,598 INFO L268 CegarLoopResult]: For program point L667(lines 667 674) no Hoare annotation was computed. [2020-07-07 10:41:21,598 INFO L268 CegarLoopResult]: For program point L628(lines 627 647) no Hoare annotation was computed. [2020-07-07 10:41:21,598 INFO L268 CegarLoopResult]: For program point L659(line 659) no Hoare annotation was computed. [2020-07-07 10:41:21,598 INFO L268 CegarLoopResult]: For program point L659-1(line 659) no Hoare annotation was computed. [2020-07-07 10:41:21,598 INFO L268 CegarLoopResult]: For program point L624(lines 624 665) no Hoare annotation was computed. [2020-07-07 10:41:21,598 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 578 680) no Hoare annotation was computed. [2020-07-07 10:41:21,598 INFO L268 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2020-07-07 10:41:21,599 INFO L268 CegarLoopResult]: For program point L643-1(line 643) no Hoare annotation was computed. [2020-07-07 10:41:21,599 INFO L268 CegarLoopResult]: For program point L602(lines 602 606) no Hoare annotation was computed. [2020-07-07 10:41:21,599 INFO L268 CegarLoopResult]: For program point L666(lines 666 677) no Hoare annotation was computed. [2020-07-07 10:41:21,599 INFO L268 CegarLoopResult]: For program point L629(lines 629 633) no Hoare annotation was computed. [2020-07-07 10:41:21,599 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 578 680) no Hoare annotation was computed. [2020-07-07 10:41:21,599 INFO L268 CegarLoopResult]: For program point L627-2(lines 627 647) no Hoare annotation was computed. [2020-07-07 10:41:21,599 INFO L268 CegarLoopResult]: For program point L648(lines 626 649) no Hoare annotation was computed. [2020-07-07 10:41:21,599 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:41:21,600 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2020-07-07 10:41:21,600 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:41:21,600 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3))) [2020-07-07 10:41:21,600 INFO L268 CegarLoopResult]: For program point L177-1(line 177) no Hoare annotation was computed. [2020-07-07 10:41:21,600 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 172 188) no Hoare annotation was computed. [2020-07-07 10:41:21,601 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 172 188) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3))) [2020-07-07 10:41:21,601 INFO L264 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 2 ~waterLevel~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-07-07 10:41:21,601 INFO L268 CegarLoopResult]: For program point L183-1(lines 172 188) no Hoare annotation was computed. [2020-07-07 10:41:21,601 INFO L268 CegarLoopResult]: For program point L179(lines 179 185) no Hoare annotation was computed. [2020-07-07 10:41:21,601 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 253 271) no Hoare annotation was computed. [2020-07-07 10:41:21,601 INFO L268 CegarLoopResult]: For program point L262(lines 262 266) no Hoare annotation was computed. [2020-07-07 10:41:21,601 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 253 271) the Hoare annotation is: true [2020-07-07 10:41:21,602 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 253 271) no Hoare annotation was computed. [2020-07-07 10:41:21,602 INFO L271 CegarLoopResult]: At program point L260(line 260) the Hoare annotation is: true [2020-07-07 10:41:21,602 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 266) no Hoare annotation was computed. [2020-07-07 10:41:21,602 INFO L268 CegarLoopResult]: For program point L260-1(line 260) no Hoare annotation was computed. [2020-07-07 10:41:21,602 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 941 949) no Hoare annotation was computed. [2020-07-07 10:41:21,602 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 941 949) no Hoare annotation was computed. [2020-07-07 10:41:21,602 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 941 949) no Hoare annotation was computed. [2020-07-07 10:41:21,603 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 897 908) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~methaneLevelCritical~0)| 0)) .cse1) (or .cse0 (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~methaneLevelCritical~0)|)) .cse1))) [2020-07-07 10:41:21,603 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 897 908) no Hoare annotation was computed. [2020-07-07 10:41:21,603 INFO L268 CegarLoopResult]: For program point L901-1(lines 897 908) no Hoare annotation was computed. [2020-07-07 10:41:21,603 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:41:21,603 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-07 10:41:21,603 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:41:21,603 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 909 917) the Hoare annotation is: true [2020-07-07 10:41:21,603 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 909 917) no Hoare annotation was computed. [2020-07-07 10:41:21,603 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 909 917) no Hoare annotation was computed. [2020-07-07 10:41:21,604 INFO L264 CegarLoopResult]: At program point L61(line 61) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2) (or .cse1 .cse4 .cse2) (or .cse4 .cse3 .cse2))) [2020-07-07 10:41:21,604 INFO L268 CegarLoopResult]: For program point L59(lines 58 77) no Hoare annotation was computed. [2020-07-07 10:41:21,604 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 55 78) the Hoare annotation is: (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1) (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-07-07 10:41:21,604 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2020-07-07 10:41:21,604 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2020-07-07 10:41:21,604 INFO L264 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (and .cse3 (not (= 0 |old(~pumpRunning~0)|)))) (.cse1 (and .cse3 (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2)))) [2020-07-07 10:41:21,605 INFO L264 CegarLoopResult]: At program point L66(lines 66 72) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (= 0 ~pumpRunning~0)) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (and .cse0 .cse7 .cse6)) (.cse4 (and .cse1 .cse7)) (.cse5 (not (= 1 ~systemActive~0)))) (and (or (<= 2 ~waterLevel~0) (and .cse0 .cse1) .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse3 .cse6 (not (= 1 |old(~waterLevel~0)|)) .cse5) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse4 .cse5)))) [2020-07-07 10:41:21,605 INFO L271 CegarLoopResult]: At program point L800(lines 775 804) the Hoare annotation is: true [2020-07-07 10:41:21,605 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 775 804) no Hoare annotation was computed. [2020-07-07 10:41:21,605 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 775 804) the Hoare annotation is: true [2020-07-07 10:41:21,605 INFO L268 CegarLoopResult]: For program point L796(line 796) no Hoare annotation was computed. [2020-07-07 10:41:21,605 INFO L268 CegarLoopResult]: For program point L789(lines 789 793) no Hoare annotation was computed. [2020-07-07 10:41:21,605 INFO L271 CegarLoopResult]: At program point L789-1(lines 789 793) the Hoare annotation is: true [2020-07-07 10:41:21,605 INFO L268 CegarLoopResult]: For program point L786(line 786) no Hoare annotation was computed. [2020-07-07 10:41:21,605 INFO L271 CegarLoopResult]: At program point L785-2(lines 785 799) the Hoare annotation is: true [2020-07-07 10:41:21,606 INFO L271 CegarLoopResult]: At program point L781(line 781) the Hoare annotation is: true [2020-07-07 10:41:21,606 INFO L268 CegarLoopResult]: For program point L781-1(line 781) no Hoare annotation was computed. [2020-07-07 10:41:21,606 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 873 884) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-07-07 10:41:21,606 INFO L268 CegarLoopResult]: For program point L877-1(lines 873 884) no Hoare annotation was computed. [2020-07-07 10:41:21,606 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 873 884) no Hoare annotation was computed. [2020-07-07 10:41:21,606 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 829 835) no Hoare annotation was computed. [2020-07-07 10:41:21,606 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 829 835) the Hoare annotation is: true [2020-07-07 10:41:21,606 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:41:21,607 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-07 10:41:21,607 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 10:41:21,607 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:41:21,607 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 291 298) no Hoare annotation was computed. [2020-07-07 10:41:21,607 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 291 298) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (= 1 |old(~systemActive~0)|)))) (and (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-07-07 10:41:21,607 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 291 298) no Hoare annotation was computed. [2020-07-07 10:41:21,607 INFO L264 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) (and .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-07 10:41:21,608 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 87 111) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~methaneLevelCritical~0)) .cse0) (or (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) .cse0))) [2020-07-07 10:41:21,608 INFO L268 CegarLoopResult]: For program point L95(lines 95 103) no Hoare annotation was computed. [2020-07-07 10:41:21,608 INFO L264 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) (not .cse0) .cse3 .cse2) (or .cse1 .cse3 .cse2))) [2020-07-07 10:41:21,608 INFO L268 CegarLoopResult]: For program point L93-1(line 93) no Hoare annotation was computed. [2020-07-07 10:41:21,608 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 87 111) no Hoare annotation was computed. [2020-07-07 10:41:21,608 INFO L268 CegarLoopResult]: For program point L91(lines 91 108) no Hoare annotation was computed. [2020-07-07 10:41:21,608 INFO L264 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse1) (or .cse2 .cse0 .cse1))) [2020-07-07 10:41:21,608 INFO L268 CegarLoopResult]: For program point L106-1(lines 87 111) no Hoare annotation was computed. [2020-07-07 10:41:21,609 INFO L264 CegarLoopResult]: At program point L101(line 101) the Hoare annotation is: (let ((.cse1 (= 0 |old(~pumpRunning~0)|)) (.cse0 (and (= 0 ~pumpRunning~0) (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 (not .cse1) .cse2) (or .cse1 .cse3 .cse2) (or .cse0 .cse3 .cse2))) [2020-07-07 10:41:21,609 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 885 896) no Hoare annotation was computed. [2020-07-07 10:41:21,609 INFO L268 CegarLoopResult]: For program point L889-1(lines 885 896) no Hoare annotation was computed. [2020-07-07 10:41:21,609 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 885 896) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 (not (= 0 ~pumpRunning~0)) .cse1) (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-07-07 10:41:21,609 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 1001 1008) no Hoare annotation was computed. [2020-07-07 10:41:21,609 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2020-07-07 10:41:21,609 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 1001 1008) the Hoare annotation is: true [2020-07-07 10:41:21,610 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 1001 1008) no Hoare annotation was computed. [2020-07-07 10:41:21,610 INFO L264 CegarLoopResult]: At program point L989(line 989) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= 0 ~methaneLevelCritical~0)) .cse0) (or (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0)) .cse0))) [2020-07-07 10:41:21,610 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 975 999) the Hoare annotation is: true [2020-07-07 10:41:21,610 INFO L268 CegarLoopResult]: For program point L987(lines 987 993) no Hoare annotation was computed. [2020-07-07 10:41:21,610 INFO L264 CegarLoopResult]: At program point L985(line 985) the Hoare annotation is: (or (not (= 0 ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-07-07 10:41:21,610 INFO L268 CegarLoopResult]: For program point L985-1(line 985) no Hoare annotation was computed. [2020-07-07 10:41:21,610 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 975 999) no Hoare annotation was computed. [2020-07-07 10:41:21,610 INFO L268 CegarLoopResult]: For program point L983(lines 983 996) no Hoare annotation was computed. [2020-07-07 10:41:21,610 INFO L268 CegarLoopResult]: For program point L983-1(lines 975 999) no Hoare annotation was computed. [2020-07-07 10:41:21,611 INFO L271 CegarLoopResult]: At program point L981(line 981) the Hoare annotation is: true [2020-07-07 10:41:21,611 INFO L268 CegarLoopResult]: For program point L981-1(line 981) no Hoare annotation was computed. [2020-07-07 10:41:21,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 10:41:21 BoogieIcfgContainer [2020-07-07 10:41:21,629 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 10:41:21,631 INFO L168 Benchmark]: Toolchain (without parser) took 64835.61 ms. Allocated memory was 138.4 MB in the beginning and 845.7 MB in the end (delta: 707.3 MB). Free memory was 102.5 MB in the beginning and 386.5 MB in the end (delta: -284.1 MB). Peak memory consumption was 733.2 MB. Max. memory is 7.1 GB. [2020-07-07 10:41:21,632 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 10:41:21,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.93 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 102.3 MB in the beginning and 169.9 MB in the end (delta: -67.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2020-07-07 10:41:21,633 INFO L168 Benchmark]: Boogie Preprocessor took 91.16 ms. Allocated memory is still 202.9 MB. Free memory was 169.9 MB in the beginning and 165.1 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2020-07-07 10:41:21,633 INFO L168 Benchmark]: RCFGBuilder took 1222.72 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 165.1 MB in the beginning and 192.1 MB in the end (delta: -27.0 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. [2020-07-07 10:41:21,634 INFO L168 Benchmark]: TraceAbstraction took 62793.49 ms. Allocated memory was 235.9 MB in the beginning and 845.7 MB in the end (delta: 609.7 MB). Free memory was 192.1 MB in the beginning and 386.5 MB in the end (delta: -194.5 MB). Peak memory consumption was 725.2 MB. Max. memory is 7.1 GB. [2020-07-07 10:41:21,637 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 721.93 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 102.3 MB in the beginning and 169.9 MB in the end (delta: -67.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.16 ms. Allocated memory is still 202.9 MB. Free memory was 169.9 MB in the beginning and 165.1 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1222.72 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 165.1 MB in the beginning and 192.1 MB in the end (delta: -27.0 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 62793.49 ms. Allocated memory was 235.9 MB in the beginning and 845.7 MB in the end (delta: 609.7 MB). Free memory was 192.1 MB in the beginning and 386.5 MB in the end (delta: -194.5 MB). Peak memory consumption was 725.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1005]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: ((((((0 == splverifierCounter && \old(methaneLevelCritical) == methaneLevelCritical) && 1 == systemActive) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel))) || (((0 == splverifierCounter && 1 <= methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 256 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 36.3s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 28.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 26.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1853 SDtfs, 2183 SDslu, 3151 SDs, 0 SdLazy, 6428 SolverSat, 1315 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 761 GetRequests, 620 SyntacticMatches, 6 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 10.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=793occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 11 MinimizatonAttempts, 643 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 1769 PreInvPairs, 1866 NumberOfFragments, 1828 HoareAnnotationTreeSize, 1769 FomulaSimplifications, 33326095 FormulaSimplificationTreeSizeReduction, 5.5s HoareSimplificationTime, 70 FomulaSimplificationsInter, 1381111 FormulaSimplificationTreeSizeReductionInter, 20.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 1271 NumberOfCodeBlocks, 1271 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1258 ConstructedInterpolants, 0 QuantifiedInterpolants, 415960 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1749 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 116/121 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...