/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-27 21:31:37,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-27 21:31:37,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-27 21:31:37,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-27 21:31:37,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-27 21:31:37,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-27 21:31:37,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-27 21:31:37,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-27 21:31:37,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-27 21:31:37,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-27 21:31:37,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-27 21:31:37,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-27 21:31:37,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-27 21:31:37,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-27 21:31:37,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-27 21:31:37,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-27 21:31:37,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-27 21:31:37,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-27 21:31:37,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-27 21:31:37,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-27 21:31:37,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-27 21:31:37,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-27 21:31:37,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-27 21:31:37,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-27 21:31:37,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-27 21:31:37,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-27 21:31:37,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-27 21:31:37,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-27 21:31:37,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-27 21:31:37,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-27 21:31:37,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-27 21:31:37,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-27 21:31:37,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-27 21:31:37,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-27 21:31:37,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-27 21:31:37,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-27 21:31:37,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-27 21:31:37,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-27 21:31:37,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-27 21:31:37,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-27 21:31:37,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-27 21:31:37,389 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-27 21:31:37,415 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-27 21:31:37,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-27 21:31:37,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-27 21:31:37,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-27 21:31:37,418 INFO L138 SettingsManager]: * Use SBE=true [2020-08-27 21:31:37,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-27 21:31:37,419 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-27 21:31:37,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-27 21:31:37,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-27 21:31:37,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-27 21:31:37,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-27 21:31:37,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-27 21:31:37,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-27 21:31:37,420 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-27 21:31:37,420 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-27 21:31:37,421 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-27 21:31:37,421 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-27 21:31:37,421 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-27 21:31:37,421 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-27 21:31:37,422 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-27 21:31:37,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-27 21:31:37,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 21:31:37,422 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-27 21:31:37,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-27 21:31:37,423 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-27 21:31:37,423 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-27 21:31:37,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-27 21:31:37,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-27 21:31:37,423 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-27 21:31:37,424 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-08-27 21:31:38,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-27 21:31:38,678 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-27 21:31:38,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-27 21:31:38,684 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-27 21:31:38,685 INFO L275 PluginConnector]: CDTParser initialized [2020-08-27 21:31:38,686 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c [2020-08-27 21:31:38,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8debf7f40/186855ecc6a8429bbe6ea8216d971300/FLAG97e299231 [2020-08-27 21:31:39,408 INFO L306 CDTParser]: Found 1 translation units. [2020-08-27 21:31:39,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c [2020-08-27 21:31:39,425 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8debf7f40/186855ecc6a8429bbe6ea8216d971300/FLAG97e299231 [2020-08-27 21:31:39,675 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8debf7f40/186855ecc6a8429bbe6ea8216d971300 [2020-08-27 21:31:39,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-27 21:31:39,690 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-27 21:31:39,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-27 21:31:39,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-27 21:31:39,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-27 21:31:39,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:31:39" (1/1) ... [2020-08-27 21:31:39,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51800d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:39, skipping insertion in model container [2020-08-27 21:31:39,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:31:39" (1/1) ... [2020-08-27 21:31:39,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-27 21:31:39,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-27 21:31:40,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:31:40,372 INFO L203 MainTranslator]: Completed pre-run [2020-08-27 21:31:40,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:31:40,498 INFO L208 MainTranslator]: Completed translation [2020-08-27 21:31:40,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40 WrapperNode [2020-08-27 21:31:40,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-27 21:31:40,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-27 21:31:40,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-27 21:31:40,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-27 21:31:40,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-27 21:31:40,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-27 21:31:40,606 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-27 21:31:40,606 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-27 21:31:40,607 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 21:31:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-27 21:31:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-27 21:31:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-27 21:31:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-27 21:31:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-27 21:31:40,714 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-27 21:31:40,715 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-27 21:31:40,716 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-27 21:31:40,716 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-27 21:31:40,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-08-27 21:31:40,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-27 21:31:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-27 21:31:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-27 21:31:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-27 21:31:40,718 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-27 21:31:40,718 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-27 21:31:40,719 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-27 21:31:40,719 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-27 21:31:40,719 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-27 21:31:40,719 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-27 21:31:40,719 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-27 21:31:40,720 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-27 21:31:40,720 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-27 21:31:40,720 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-27 21:31:40,720 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-27 21:31:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-27 21:31:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-27 21:31:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-27 21:31:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-27 21:31:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-27 21:31:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-27 21:31:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-27 21:31:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-27 21:31:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-27 21:31:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-27 21:31:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-27 21:31:40,723 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-27 21:31:40,723 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-27 21:31:40,723 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-27 21:31:40,724 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-27 21:31:40,724 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-27 21:31:40,724 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-27 21:31:40,724 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-27 21:31:40,724 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-27 21:31:40,724 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-27 21:31:40,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-27 21:31:40,725 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-27 21:31:40,725 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-27 21:31:40,725 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-08-27 21:31:40,725 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-27 21:31:40,725 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-27 21:31:40,725 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-27 21:31:40,726 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-27 21:31:40,726 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-27 21:31:40,726 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-27 21:31:40,726 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-27 21:31:40,726 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-27 21:31:40,726 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-27 21:31:40,727 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-27 21:31:40,727 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-27 21:31:40,727 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-27 21:31:40,728 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-27 21:31:40,728 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-27 21:31:40,728 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-27 21:31:40,728 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-27 21:31:40,728 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-27 21:31:40,729 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-27 21:31:40,729 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-27 21:31:40,729 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-27 21:31:40,729 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-27 21:31:40,729 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-27 21:31:40,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-27 21:31:40,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-27 21:31:40,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-27 21:31:40,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-27 21:31:40,731 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-27 21:31:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-27 21:31:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-27 21:31:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-27 21:31:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-27 21:31:40,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-27 21:31:40,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-27 21:31:40,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-27 21:31:40,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-27 21:31:40,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-27 21:31:40,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-27 21:31:41,801 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-27 21:31:41,802 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-27 21:31:41,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:31:41 BoogieIcfgContainer [2020-08-27 21:31:41,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-27 21:31:41,810 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-27 21:31:41,810 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-27 21:31:41,814 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-27 21:31:41,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 09:31:39" (1/3) ... [2020-08-27 21:31:41,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4680bce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:31:41, skipping insertion in model container [2020-08-27 21:31:41,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (2/3) ... [2020-08-27 21:31:41,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4680bce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:31:41, skipping insertion in model container [2020-08-27 21:31:41,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:31:41" (3/3) ... [2020-08-27 21:31:41,818 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product07.cil.c [2020-08-27 21:31:41,830 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-27 21:31:41,841 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-27 21:31:41,865 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-27 21:31:41,897 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-27 21:31:41,897 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-27 21:31:41,898 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-27 21:31:41,898 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-27 21:31:41,898 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-27 21:31:41,898 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-27 21:31:41,898 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-27 21:31:41,899 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-27 21:31:41,926 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2020-08-27 21:31:41,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-08-27 21:31:41,938 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:41,939 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] [2020-08-27 21:31:41,940 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:41,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:41,948 INFO L82 PathProgramCache]: Analyzing trace with hash 1594153299, now seen corresponding path program 1 times [2020-08-27 21:31:41,960 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:41,960 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [882357551] [2020-08-27 21:31:41,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,731 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:42,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:42,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:42,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-27 21:31:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-27 21:31:42,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:42,822 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [882357551] [2020-08-27 21:31:42,828 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:42,828 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-08-27 21:31:42,829 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617791394] [2020-08-27 21:31:42,837 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-08-27 21:31:42,837 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:42,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-08-27 21:31:42,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-08-27 21:31:42,866 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 3 states. [2020-08-27 21:31:43,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:43,973 INFO L93 Difference]: Finished difference Result 251 states and 336 transitions. [2020-08-27 21:31:43,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-08-27 21:31:43,975 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-08-27 21:31:43,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:43,993 INFO L225 Difference]: With dead ends: 251 [2020-08-27 21:31:43,993 INFO L226 Difference]: Without dead ends: 137 [2020-08-27 21:31:43,999 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-08-27 21:31:44,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-08-27 21:31:44,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 105. [2020-08-27 21:31:44,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-08-27 21:31:44,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 124 transitions. [2020-08-27 21:31:44,095 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 124 transitions. Word has length 46 [2020-08-27 21:31:44,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:44,096 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 124 transitions. [2020-08-27 21:31:44,096 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-08-27 21:31:44,097 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 124 transitions. [2020-08-27 21:31:44,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-08-27 21:31:44,100 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:44,100 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] [2020-08-27 21:31:44,101 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-27 21:31:44,101 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:44,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:44,101 INFO L82 PathProgramCache]: Analyzing trace with hash -2039771295, now seen corresponding path program 1 times [2020-08-27 21:31:44,102 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:44,102 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1616268412] [2020-08-27 21:31:44,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,577 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:44,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:44,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:44,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-27 21:31:44,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-27 21:31:44,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:44,642 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1616268412] [2020-08-27 21:31:44,642 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:44,642 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-27 21:31:44,642 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648385018] [2020-08-27 21:31:44,644 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-27 21:31:44,645 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:44,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-27 21:31:44,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-27 21:31:44,645 INFO L87 Difference]: Start difference. First operand 105 states and 124 transitions. Second operand 4 states. [2020-08-27 21:31:45,124 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:31:45,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:45,871 INFO L93 Difference]: Finished difference Result 178 states and 219 transitions. [2020-08-27 21:31:45,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-27 21:31:45,872 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-08-27 21:31:45,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:45,877 INFO L225 Difference]: With dead ends: 178 [2020-08-27 21:31:45,878 INFO L226 Difference]: Without dead ends: 121 [2020-08-27 21:31:45,879 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 [2020-08-27 21:31:45,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-08-27 21:31:45,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 96. [2020-08-27 21:31:45,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-08-27 21:31:45,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 112 transitions. [2020-08-27 21:31:45,935 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 112 transitions. Word has length 47 [2020-08-27 21:31:45,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:45,936 INFO L479 AbstractCegarLoop]: Abstraction has 96 states and 112 transitions. [2020-08-27 21:31:45,936 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-27 21:31:45,936 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 112 transitions. [2020-08-27 21:31:45,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-27 21:31:45,938 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:45,939 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:31:45,939 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-27 21:31:45,939 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:45,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:45,940 INFO L82 PathProgramCache]: Analyzing trace with hash 790886080, now seen corresponding path program 1 times [2020-08-27 21:31:45,940 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:45,940 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2126222926] [2020-08-27 21:31:45,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,342 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:46,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:46,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-27 21:31:46,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-27 21:31:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:46,448 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2126222926] [2020-08-27 21:31:46,449 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:46,449 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-27 21:31:46,449 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787966957] [2020-08-27 21:31:46,450 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-27 21:31:46,450 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:46,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-27 21:31:46,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-27 21:31:46,451 INFO L87 Difference]: Start difference. First operand 96 states and 112 transitions. Second operand 8 states. [2020-08-27 21:31:46,905 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:31:47,285 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:47,588 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:47,898 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:48,757 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:31:50,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:50,187 INFO L93 Difference]: Finished difference Result 336 states and 422 transitions. [2020-08-27 21:31:50,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-27 21:31:50,188 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-08-27 21:31:50,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:50,192 INFO L225 Difference]: With dead ends: 336 [2020-08-27 21:31:50,192 INFO L226 Difference]: Without dead ends: 264 [2020-08-27 21:31:50,194 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-27 21:31:50,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2020-08-27 21:31:50,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 210. [2020-08-27 21:31:50,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2020-08-27 21:31:50,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 256 transitions. [2020-08-27 21:31:50,258 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 256 transitions. Word has length 51 [2020-08-27 21:31:50,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:50,259 INFO L479 AbstractCegarLoop]: Abstraction has 210 states and 256 transitions. [2020-08-27 21:31:50,259 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-27 21:31:50,259 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 256 transitions. [2020-08-27 21:31:50,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-08-27 21:31:50,262 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:50,262 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:31:50,262 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-27 21:31:50,262 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:50,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:50,263 INFO L82 PathProgramCache]: Analyzing trace with hash -1905735507, now seen corresponding path program 1 times [2020-08-27 21:31:50,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:50,263 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1899821345] [2020-08-27 21:31:50,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:50,746 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:50,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:50,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:50,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:50,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:50,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:50,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:50,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:50,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-27 21:31:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:50,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-27 21:31:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:50,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-27 21:31:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:50,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:50,864 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1899821345] [2020-08-27 21:31:50,865 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:50,865 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-27 21:31:50,865 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306711941] [2020-08-27 21:31:50,866 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-27 21:31:50,866 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:50,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-27 21:31:50,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-27 21:31:50,867 INFO L87 Difference]: Start difference. First operand 210 states and 256 transitions. Second operand 8 states. [2020-08-27 21:31:51,323 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:31:52,381 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:52,811 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:31:53,177 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:53,523 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:53,929 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:31:54,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:54,707 INFO L93 Difference]: Finished difference Result 680 states and 901 transitions. [2020-08-27 21:31:54,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-27 21:31:54,710 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-08-27 21:31:54,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:54,719 INFO L225 Difference]: With dead ends: 680 [2020-08-27 21:31:54,720 INFO L226 Difference]: Without dead ends: 494 [2020-08-27 21:31:54,723 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-08-27 21:31:54,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2020-08-27 21:31:54,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 375. [2020-08-27 21:31:54,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2020-08-27 21:31:54,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 462 transitions. [2020-08-27 21:31:54,826 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 462 transitions. Word has length 57 [2020-08-27 21:31:54,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:54,827 INFO L479 AbstractCegarLoop]: Abstraction has 375 states and 462 transitions. [2020-08-27 21:31:54,827 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-27 21:31:54,827 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 462 transitions. [2020-08-27 21:31:54,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-08-27 21:31:54,831 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:54,831 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] [2020-08-27 21:31:54,831 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-27 21:31:54,831 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:54,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:54,832 INFO L82 PathProgramCache]: Analyzing trace with hash 718604337, now seen corresponding path program 1 times [2020-08-27 21:31:54,832 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:54,832 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1522224839] [2020-08-27 21:31:54,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:55,238 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:55,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:55,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:55,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:55,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:55,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:55,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:55,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-08-27 21:31:55,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:55,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-27 21:31:55,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:55,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-27 21:31:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:55,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-08-27 21:31:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:55,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:55,367 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1522224839] [2020-08-27 21:31:55,367 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:55,368 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-27 21:31:55,368 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440100330] [2020-08-27 21:31:55,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-27 21:31:55,369 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:55,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-27 21:31:55,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-27 21:31:55,369 INFO L87 Difference]: Start difference. First operand 375 states and 462 transitions. Second operand 9 states. [2020-08-27 21:31:55,844 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:31:56,852 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:57,188 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:57,514 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:57,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:57,890 INFO L93 Difference]: Finished difference Result 705 states and 922 transitions. [2020-08-27 21:31:57,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-27 21:31:57,891 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-08-27 21:31:57,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:57,891 INFO L225 Difference]: With dead ends: 705 [2020-08-27 21:31:57,892 INFO L226 Difference]: Without dead ends: 0 [2020-08-27 21:31:57,894 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-08-27 21:31:57,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-27 21:31:57,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-27 21:31:57,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-27 21:31:57,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-27 21:31:57,896 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-08-27 21:31:57,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:57,896 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-27 21:31:57,896 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-27 21:31:57,896 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-27 21:31:57,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-27 21:31:57,897 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-27 21:31:57,899 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-27 21:31:58,072 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:58,229 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:58,393 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:58,555 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:58,717 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:58,874 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:59,046 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:59,201 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:59,362 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:59,518 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:31:59,675 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:59,823 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:31:59,982 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:00,139 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:00,288 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:00,442 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:00,599 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:00,753 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:00,912 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:01,067 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:01,233 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:01,386 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:01,534 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:01,709 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:01,994 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-08-27 21:32:02,371 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:32:02,636 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-08-27 21:32:02,978 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:32:03,317 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:32:03,658 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:32:03,994 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:32:04,328 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:32:04,578 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 189 [2020-08-27 21:32:04,911 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:32:05,051 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:32:05,194 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:05,342 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:05,489 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:05,642 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:05,791 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:05,944 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:06,097 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:06,250 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:06,398 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:06,550 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:06,704 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:06,853 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:06,997 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:07,147 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:07,300 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:07,452 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:07,607 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:07,757 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:07,905 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:08,048 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:08,200 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:08,349 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:08,502 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:08,651 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:08,803 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:08,956 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:09,108 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:09,261 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:09,409 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:09,557 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:09,700 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:09,853 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:10,002 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:10,151 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:10,304 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:10,474 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 6 [2020-08-27 21:32:10,648 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:32:10,822 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 6 [2020-08-27 21:32:10,980 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:32:11,161 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 6 [2020-08-27 21:32:11,325 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:11,495 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:11,652 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:11,807 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:11,955 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:12,102 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:12,252 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:12,399 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:12,569 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 6 [2020-08-27 21:32:12,824 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 186 [2020-08-27 21:32:13,075 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 187 [2020-08-27 21:32:13,327 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-08-27 21:32:13,590 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-08-27 21:32:13,842 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 187 [2020-08-27 21:32:14,164 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-08-27 21:32:14,481 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-08-27 21:32:14,743 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-08-27 21:32:15,092 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 189 [2020-08-27 21:32:15,354 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-08-27 21:32:15,524 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 6 [2020-08-27 21:32:15,677 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:15,832 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:15,984 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:16,127 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:16,275 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:16,427 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:16,579 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:16,748 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:16,896 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:17,048 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:17,197 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:17,349 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:17,493 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:17,641 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:17,793 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:17,941 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:18,093 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:18,246 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:18,398 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:18,837 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 9 [2020-08-27 21:32:19,256 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 9 [2020-08-27 21:32:19,480 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:19,692 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-08-27 21:32:19,892 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 1 [2020-08-27 21:32:20,173 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 8 [2020-08-27 21:32:20,410 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:21,021 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 14 [2020-08-27 21:32:21,274 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:32:21,664 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-08-27 21:32:21,871 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-27 21:32:22,289 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-08-27 21:32:22,755 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-08-27 21:32:22,986 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2020-08-27 21:32:23,233 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2020-08-27 21:32:23,489 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:23,717 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:23,942 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-08-27 21:32:24,352 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-08-27 21:32:24,598 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-08-27 21:32:24,842 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:25,265 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-08-27 21:32:25,488 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:25,493 INFO L268 CegarLoopResult]: For program point L601(lines 601 605) no Hoare annotation was computed. [2020-08-27 21:32:25,494 INFO L268 CegarLoopResult]: For program point L601-1(lines 601 605) no Hoare annotation was computed. [2020-08-27 21:32:25,494 INFO L268 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-08-27 21:32:25,494 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 570 625) no Hoare annotation was computed. [2020-08-27 21:32:25,495 INFO L268 CegarLoopResult]: For program point L595-2(lines 595 616) no Hoare annotation was computed. [2020-08-27 21:32:25,495 INFO L268 CegarLoopResult]: For program point L617(lines 594 618) no Hoare annotation was computed. [2020-08-27 21:32:25,495 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 570 625) no Hoare annotation was computed. [2020-08-27 21:32:25,495 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 570 625) no Hoare annotation was computed. [2020-08-27 21:32:25,496 INFO L268 CegarLoopResult]: For program point L671(line 671) no Hoare annotation was computed. [2020-08-27 21:32:25,496 INFO L268 CegarLoopResult]: For program point L671-1(line 671) no Hoare annotation was computed. [2020-08-27 21:32:25,496 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 626 685) no Hoare annotation was computed. [2020-08-27 21:32:25,496 INFO L268 CegarLoopResult]: For program point L658(lines 658 662) no Hoare annotation was computed. [2020-08-27 21:32:25,496 INFO L268 CegarLoopResult]: For program point L658-1(lines 658 662) no Hoare annotation was computed. [2020-08-27 21:32:25,496 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 626 685) no Hoare annotation was computed. [2020-08-27 21:32:25,496 INFO L268 CegarLoopResult]: For program point L653(line 653) no Hoare annotation was computed. [2020-08-27 21:32:25,497 INFO L268 CegarLoopResult]: For program point L652-2(lines 652 677) no Hoare annotation was computed. [2020-08-27 21:32:25,497 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 626 685) no Hoare annotation was computed. [2020-08-27 21:32:25,497 INFO L268 CegarLoopResult]: For program point L678(lines 651 679) no Hoare annotation was computed. [2020-08-27 21:32:25,497 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 405 411) the Hoare annotation is: true [2020-08-27 21:32:25,497 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 405 411) no Hoare annotation was computed. [2020-08-27 21:32:25,498 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 412 420) no Hoare annotation was computed. [2020-08-27 21:32:25,498 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 412 420) the Hoare annotation is: true [2020-08-27 21:32:25,498 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 412 420) no Hoare annotation was computed. [2020-08-27 21:32:25,498 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 494 516) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:25,498 INFO L264 CegarLoopResult]: At program point L506(line 506) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~3 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:25,499 INFO L264 CegarLoopResult]: At program point L506-1(line 506) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~3 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:25,499 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 494 516) no Hoare annotation was computed. [2020-08-27 21:32:25,499 INFO L268 CegarLoopResult]: For program point L504(lines 504 511) no Hoare annotation was computed. [2020-08-27 21:32:25,499 INFO L268 CegarLoopResult]: For program point L504-1(lines 504 511) no Hoare annotation was computed. [2020-08-27 21:32:25,499 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-08-27 21:32:25,500 INFO L264 CegarLoopResult]: At program point L501(line 501) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:25,500 INFO L264 CegarLoopResult]: At program point L500(line 500) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:25,500 INFO L264 CegarLoopResult]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:25,500 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 494 516) no Hoare annotation was computed. [2020-08-27 21:32:25,500 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 453 476) no Hoare annotation was computed. [2020-08-27 21:32:25,501 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 453 476) no Hoare annotation was computed. [2020-08-27 21:32:25,501 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 453 476) no Hoare annotation was computed. [2020-08-27 21:32:25,501 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-08-27 21:32:25,501 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-08-27 21:32:25,501 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-08-27 21:32:25,501 INFO L268 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-08-27 21:32:25,501 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-08-27 21:32:25,501 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-08-27 21:32:25,502 INFO L268 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-08-27 21:32:25,502 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-08-27 21:32:25,502 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-08-27 21:32:25,502 INFO L268 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-08-27 21:32:25,502 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-08-27 21:32:25,502 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-08-27 21:32:25,502 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-08-27 21:32:25,503 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-08-27 21:32:25,503 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 300 314) no Hoare annotation was computed. [2020-08-27 21:32:25,503 INFO L268 CegarLoopResult]: For program point L304(lines 304 310) no Hoare annotation was computed. [2020-08-27 21:32:25,503 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 300 314) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-27 21:32:25,503 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 300 314) no Hoare annotation was computed. [2020-08-27 21:32:25,503 INFO L264 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-27 21:32:25,504 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 255 263) no Hoare annotation was computed. [2020-08-27 21:32:25,504 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 255 263) the Hoare annotation is: true [2020-08-27 21:32:25,504 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 255 263) no Hoare annotation was computed. [2020-08-27 21:32:25,504 INFO L268 CegarLoopResult]: For program point L283(lines 283 291) no Hoare annotation was computed. [2020-08-27 21:32:25,504 INFO L268 CegarLoopResult]: For program point L283-2(lines 283 291) no Hoare annotation was computed. [2020-08-27 21:32:25,504 INFO L268 CegarLoopResult]: For program point L271(lines 271 279) no Hoare annotation was computed. [2020-08-27 21:32:25,504 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 264 299) no Hoare annotation was computed. [2020-08-27 21:32:25,505 INFO L268 CegarLoopResult]: For program point L271-2(lines 271 279) no Hoare annotation was computed. [2020-08-27 21:32:25,505 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 264 299) no Hoare annotation was computed. [2020-08-27 21:32:25,505 INFO L268 CegarLoopResult]: For program point L294(line 294) no Hoare annotation was computed. [2020-08-27 21:32:25,505 INFO L268 CegarLoopResult]: For program point L294-1(line 294) no Hoare annotation was computed. [2020-08-27 21:32:25,505 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 264 299) no Hoare annotation was computed. [2020-08-27 21:32:25,505 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 398 404) no Hoare annotation was computed. [2020-08-27 21:32:25,505 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 398 404) the Hoare annotation is: true [2020-08-27 21:32:25,505 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 524 569) no Hoare annotation was computed. [2020-08-27 21:32:25,506 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 524 569) no Hoare annotation was computed. [2020-08-27 21:32:25,506 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 524 569) no Hoare annotation was computed. [2020-08-27 21:32:25,506 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 837 882) no Hoare annotation was computed. [2020-08-27 21:32:25,506 INFO L268 CegarLoopResult]: For program point L857(lines 857 864) no Hoare annotation was computed. [2020-08-27 21:32:25,506 INFO L268 CegarLoopResult]: For program point L851(lines 851 871) no Hoare annotation was computed. [2020-08-27 21:32:25,506 INFO L268 CegarLoopResult]: For program point L851-1(lines 851 871) no Hoare annotation was computed. [2020-08-27 21:32:25,506 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 837 882) no Hoare annotation was computed. [2020-08-27 21:32:25,507 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 837 882) no Hoare annotation was computed. [2020-08-27 21:32:25,507 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 484 493) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:25,507 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 484 493) no Hoare annotation was computed. [2020-08-27 21:32:25,507 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 484 493) no Hoare annotation was computed. [2020-08-27 21:32:25,507 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 244 254) the Hoare annotation is: true [2020-08-27 21:32:25,507 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 244 254) no Hoare annotation was computed. [2020-08-27 21:32:25,508 INFO L271 CegarLoopResult]: At program point L249(line 249) the Hoare annotation is: true [2020-08-27 21:32:25,508 INFO L268 CegarLoopResult]: For program point L249-1(line 249) no Hoare annotation was computed. [2020-08-27 21:32:25,508 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 244 254) no Hoare annotation was computed. [2020-08-27 21:32:25,508 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 236 243) the Hoare annotation is: true [2020-08-27 21:32:25,508 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 236 243) no Hoare annotation was computed. [2020-08-27 21:32:25,508 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 236 243) no Hoare annotation was computed. [2020-08-27 21:32:25,508 INFO L264 CegarLoopResult]: At program point L222(line 222) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:25,508 INFO L268 CegarLoopResult]: For program point L222-1(lines 203 227) no Hoare annotation was computed. [2020-08-27 21:32:25,509 INFO L264 CegarLoopResult]: At program point L217(line 217) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:25,509 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 203 227) no Hoare annotation was computed. [2020-08-27 21:32:25,509 INFO L264 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:25,509 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 203 227) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:25,509 INFO L268 CegarLoopResult]: For program point L211(lines 211 219) no Hoare annotation was computed. [2020-08-27 21:32:25,509 INFO L264 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:25,509 INFO L268 CegarLoopResult]: For program point L209-1(line 209) no Hoare annotation was computed. [2020-08-27 21:32:25,510 INFO L268 CegarLoopResult]: For program point L207(lines 207 224) no Hoare annotation was computed. [2020-08-27 21:32:25,510 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 195 201) no Hoare annotation was computed. [2020-08-27 21:32:25,510 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 195 201) the Hoare annotation is: true [2020-08-27 21:32:25,510 INFO L264 CegarLoopResult]: At program point testENTRY(lines 317 382) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:25,510 INFO L264 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:32:25,510 INFO L268 CegarLoopResult]: For program point L347(lines 347 353) no Hoare annotation was computed. [2020-08-27 21:32:25,510 INFO L268 CegarLoopResult]: For program point L347-1(lines 347 353) no Hoare annotation was computed. [2020-08-27 21:32:25,511 INFO L268 CegarLoopResult]: For program point testFINAL(lines 317 382) no Hoare annotation was computed. [2020-08-27 21:32:25,511 INFO L264 CegarLoopResult]: At program point L372(lines 327 374) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:32:25,511 INFO L264 CegarLoopResult]: At program point L339(line 339) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:32:25,511 INFO L268 CegarLoopResult]: For program point L337(lines 337 343) no Hoare annotation was computed. [2020-08-27 21:32:25,511 INFO L268 CegarLoopResult]: For program point L337-1(lines 337 343) no Hoare annotation was computed. [2020-08-27 21:32:25,511 INFO L268 CegarLoopResult]: For program point L329(lines 329 333) no Hoare annotation was computed. [2020-08-27 21:32:25,512 INFO L264 CegarLoopResult]: At program point L375(lines 326 376) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:25,512 INFO L264 CegarLoopResult]: At program point L365(line 365) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:32:25,512 INFO L268 CegarLoopResult]: For program point L363(lines 363 369) no Hoare annotation was computed. [2020-08-27 21:32:25,512 INFO L264 CegarLoopResult]: At program point L363-1(lines 357 370) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:32:25,512 INFO L268 CegarLoopResult]: For program point L328(lines 327 374) no Hoare annotation was computed. [2020-08-27 21:32:25,512 INFO L268 CegarLoopResult]: For program point L357(lines 357 370) no Hoare annotation was computed. [2020-08-27 21:32:25,512 INFO L268 CegarLoopResult]: For program point testEXIT(lines 317 382) no Hoare annotation was computed. [2020-08-27 21:32:25,513 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 791 836) no Hoare annotation was computed. [2020-08-27 21:32:25,513 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 791 836) no Hoare annotation was computed. [2020-08-27 21:32:25,513 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 791 836) no Hoare annotation was computed. [2020-08-27 21:32:25,513 INFO L268 CegarLoopResult]: For program point L811(lines 811 818) no Hoare annotation was computed. [2020-08-27 21:32:25,513 INFO L268 CegarLoopResult]: For program point L805(lines 805 825) no Hoare annotation was computed. [2020-08-27 21:32:25,513 INFO L268 CegarLoopResult]: For program point L805-1(lines 805 825) no Hoare annotation was computed. [2020-08-27 21:32:25,513 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-08-27 21:32:25,513 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-08-27 21:32:25,514 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-08-27 21:32:25,514 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-08-27 21:32:25,514 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-08-27 21:32:25,514 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 388 397) no Hoare annotation was computed. [2020-08-27 21:32:25,514 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 388 397) no Hoare annotation was computed. [2020-08-27 21:32:25,514 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 388 397) no Hoare annotation was computed. [2020-08-27 21:32:25,514 INFO L268 CegarLoopResult]: For program point L737-2(lines 737 757) no Hoare annotation was computed. [2020-08-27 21:32:25,514 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 688 790) no Hoare annotation was computed. [2020-08-27 21:32:25,515 INFO L268 CegarLoopResult]: For program point L758(lines 736 759) no Hoare annotation was computed. [2020-08-27 21:32:25,515 INFO L268 CegarLoopResult]: For program point L717(lines 717 733) no Hoare annotation was computed. [2020-08-27 21:32:25,515 INFO L268 CegarLoopResult]: For program point L777(lines 777 784) no Hoare annotation was computed. [2020-08-27 21:32:25,515 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 688 790) no Hoare annotation was computed. [2020-08-27 21:32:25,515 INFO L268 CegarLoopResult]: For program point L738(lines 737 757) no Hoare annotation was computed. [2020-08-27 21:32:25,515 INFO L268 CegarLoopResult]: For program point L769(line 769) no Hoare annotation was computed. [2020-08-27 21:32:25,515 INFO L268 CegarLoopResult]: For program point L769-1(line 769) no Hoare annotation was computed. [2020-08-27 21:32:25,515 INFO L268 CegarLoopResult]: For program point L734(lines 734 775) no Hoare annotation was computed. [2020-08-27 21:32:25,516 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 688 790) no Hoare annotation was computed. [2020-08-27 21:32:25,516 INFO L268 CegarLoopResult]: For program point L753(line 753) no Hoare annotation was computed. [2020-08-27 21:32:25,516 INFO L268 CegarLoopResult]: For program point L753-1(line 753) no Hoare annotation was computed. [2020-08-27 21:32:25,516 INFO L268 CegarLoopResult]: For program point L712(lines 712 716) no Hoare annotation was computed. [2020-08-27 21:32:25,516 INFO L268 CegarLoopResult]: For program point L776(lines 776 787) no Hoare annotation was computed. [2020-08-27 21:32:25,516 INFO L268 CegarLoopResult]: For program point L739(lines 739 743) no Hoare annotation was computed. [2020-08-27 21:32:25,516 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:32:25,517 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-08-27 21:32:25,517 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:32:25,517 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 228 235) no Hoare annotation was computed. [2020-08-27 21:32:25,517 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 228 235) no Hoare annotation was computed. [2020-08-27 21:32:25,517 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 228 235) no Hoare annotation was computed. [2020-08-27 21:32:25,517 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2020-08-27 21:32:25,517 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-08-27 21:32:25,518 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-08-27 21:32:25,518 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-27 21:32:25,518 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-08-27 21:32:25,518 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-08-27 21:32:25,518 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:32:25,518 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-27 21:32:25,518 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:32:25,518 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-08-27 21:32:25,519 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-08-27 21:32:25,519 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-08-27 21:32:25,519 INFO L264 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0))) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:25,519 INFO L264 CegarLoopResult]: At program point L182(lines 182 188) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:25,519 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-27 21:32:25,519 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 171 194) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:25,519 INFO L268 CegarLoopResult]: For program point L175(lines 174 193) no Hoare annotation was computed. [2020-08-27 21:32:25,520 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 171 194) no Hoare annotation was computed. [2020-08-27 21:32:25,520 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 171 194) no Hoare annotation was computed. [2020-08-27 21:32:25,520 INFO L271 CegarLoopResult]: At program point L448(lines 423 452) the Hoare annotation is: true [2020-08-27 21:32:25,520 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 423 452) no Hoare annotation was computed. [2020-08-27 21:32:25,520 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 423 452) the Hoare annotation is: true [2020-08-27 21:32:25,520 INFO L268 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-08-27 21:32:25,520 INFO L268 CegarLoopResult]: For program point L437(lines 437 441) no Hoare annotation was computed. [2020-08-27 21:32:25,521 INFO L271 CegarLoopResult]: At program point L437-1(lines 437 441) the Hoare annotation is: true [2020-08-27 21:32:25,521 INFO L268 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-08-27 21:32:25,521 INFO L271 CegarLoopResult]: At program point L433-2(lines 433 447) the Hoare annotation is: true [2020-08-27 21:32:25,521 INFO L271 CegarLoopResult]: At program point L429(line 429) the Hoare annotation is: true [2020-08-27 21:32:25,521 INFO L268 CegarLoopResult]: For program point L429-1(line 429) no Hoare annotation was computed. [2020-08-27 21:32:25,521 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-08-27 21:32:25,521 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-08-27 21:32:25,522 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-08-27 21:32:25,522 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 477 483) no Hoare annotation was computed. [2020-08-27 21:32:25,522 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 477 483) the Hoare annotation is: true [2020-08-27 21:32:25,522 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:32:25,522 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-08-27 21:32:25,522 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-27 21:32:25,522 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:32:25,522 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-08-27 21:32:25,522 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-08-27 21:32:25,523 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-27 21:32:25,523 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 154 161) no Hoare annotation was computed. [2020-08-27 21:32:25,523 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 158) no Hoare annotation was computed. [2020-08-27 21:32:25,523 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 154 161) the Hoare annotation is: true [2020-08-27 21:32:25,523 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 154 161) no Hoare annotation was computed. [2020-08-27 21:32:25,523 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 128 152) the Hoare annotation is: true [2020-08-27 21:32:25,523 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 128 152) no Hoare annotation was computed. [2020-08-27 21:32:25,523 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-27 21:32:25,523 INFO L268 CegarLoopResult]: For program point L140(lines 140 146) no Hoare annotation was computed. [2020-08-27 21:32:25,524 INFO L264 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-08-27 21:32:25,524 INFO L268 CegarLoopResult]: For program point L138-1(line 138) no Hoare annotation was computed. [2020-08-27 21:32:25,524 INFO L268 CegarLoopResult]: For program point L136(lines 136 149) no Hoare annotation was computed. [2020-08-27 21:32:25,524 INFO L268 CegarLoopResult]: For program point L136-1(lines 128 152) no Hoare annotation was computed. [2020-08-27 21:32:25,524 INFO L271 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: true [2020-08-27 21:32:25,524 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-08-27 21:32:25,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 09:32:25 BoogieIcfgContainer [2020-08-27 21:32:25,545 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-27 21:32:25,547 INFO L168 Benchmark]: Toolchain (without parser) took 45857.47 ms. Allocated memory was 108.5 MB in the beginning and 589.8 MB in the end (delta: 481.3 MB). Free memory was 72.8 MB in the beginning and 314.8 MB in the end (delta: -242.0 MB). Peak memory consumption was 449.3 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:25,548 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 108.5 MB. Free memory was 91.2 MB in the beginning and 91.1 MB in the end (delta: 105.2 kB). Peak memory consumption was 105.2 kB. Max. memory is 7.1 GB. [2020-08-27 21:32:25,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 809.16 ms. Allocated memory was 108.5 MB in the beginning and 163.6 MB in the end (delta: 55.1 MB). Free memory was 72.6 MB in the beginning and 140.0 MB in the end (delta: -67.4 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:25,549 INFO L168 Benchmark]: Boogie Preprocessor took 104.87 ms. Allocated memory is still 163.6 MB. Free memory was 140.0 MB in the beginning and 135.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:25,550 INFO L168 Benchmark]: RCFGBuilder took 1202.81 ms. Allocated memory was 163.6 MB in the beginning and 184.0 MB in the end (delta: 20.4 MB). Free memory was 135.7 MB in the beginning and 129.6 MB in the end (delta: 6.2 MB). Peak memory consumption was 55.8 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:25,551 INFO L168 Benchmark]: TraceAbstraction took 43735.05 ms. Allocated memory was 184.0 MB in the beginning and 589.8 MB in the end (delta: 405.8 MB). Free memory was 128.7 MB in the beginning and 314.8 MB in the end (delta: -186.1 MB). Peak memory consumption was 429.8 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:25,553 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 108.5 MB. Free memory was 91.2 MB in the beginning and 91.1 MB in the end (delta: 105.2 kB). Peak memory consumption was 105.2 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 809.16 ms. Allocated memory was 108.5 MB in the beginning and 163.6 MB in the end (delta: 55.1 MB). Free memory was 72.6 MB in the beginning and 140.0 MB in the end (delta: -67.4 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.87 ms. Allocated memory is still 163.6 MB. Free memory was 140.0 MB in the beginning and 135.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1202.81 ms. Allocated memory was 163.6 MB in the beginning and 184.0 MB in the end (delta: 20.4 MB). Free memory was 135.7 MB in the beginning and 129.6 MB in the end (delta: 6.2 MB). Peak memory consumption was 55.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 43735.05 ms. Allocated memory was 184.0 MB in the beginning and 589.8 MB in the end (delta: 405.8 MB). Free memory was 128.7 MB in the beginning and 314.8 MB in the end (delta: -186.1 MB). Peak memory consumption was 429.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 158]: 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: 423]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 12.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 27.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 453 SDtfs, 751 SDslu, 398 SDs, 0 SdLazy, 1924 SolverSat, 506 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 130 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 6.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=375occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 230 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 468 PreInvPairs, 543 NumberOfFragments, 676 HoareAnnotationTreeSize, 468 FomulaSimplifications, 56314 FormulaSimplificationTreeSizeReduction, 20.4s HoareSimplificationTime, 51 FomulaSimplificationsInter, 16892 FormulaSimplificationTreeSizeReductionInter, 7.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 73254 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...