/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 true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 21:00:16,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 21:00:16,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 21:00:16,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 21:00:16,475 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 21:00:16,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 21:00:16,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 21:00:16,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 21:00:16,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 21:00:16,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 21:00:16,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 21:00:16,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 21:00:16,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 21:00:16,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 21:00:16,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 21:00:16,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 21:00:16,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 21:00:16,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 21:00:16,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 21:00:16,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 21:00:16,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 21:00:16,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 21:00:16,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 21:00:16,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 21:00:16,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 21:00:16,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 21:00:16,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 21:00:16,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 21:00:16,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 21:00:16,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 21:00:16,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 21:00:16,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 21:00:16,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 21:00:16,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 21:00:16,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 21:00:16,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 21:00:16,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 21:00:16,510 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 21:00:16,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 21:00:16,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 21:00:16,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 21:00:16,512 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 [2020-08-18 21:00:16,536 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 21:00:16,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 21:00:16,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 21:00:16,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 21:00:16,538 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 21:00:16,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 21:00:16,539 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 21:00:16,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 21:00:16,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 21:00:16,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 21:00:16,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 21:00:16,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 21:00:16,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 21:00:16,540 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 21:00:16,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 21:00:16,541 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 21:00:16,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 21:00:16,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 21:00:16,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 21:00:16,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 21:00:16,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 21:00:16,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 21:00:16,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 21:00:16,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 21:00:16,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 21:00:16,543 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 21:00:16,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 21:00:16,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 21:00:16,543 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 21:00:16,543 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 -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=DEEPEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=DEEPEST; [2020-08-18 21:00:16,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 21:00:16,863 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 21:00:16,867 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 21:00:16,868 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 21:00:16,869 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 21:00:16,870 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c [2020-08-18 21:00:16,942 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c5966f48b/58c9f0123ea44e37b902c06efcf381f6/FLAG6b3bddb8b [2020-08-18 21:00:17,494 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 21:00:17,495 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c [2020-08-18 21:00:17,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c5966f48b/58c9f0123ea44e37b902c06efcf381f6/FLAG6b3bddb8b [2020-08-18 21:00:17,790 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c5966f48b/58c9f0123ea44e37b902c06efcf381f6 [2020-08-18 21:00:17,800 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 21:00:17,802 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 21:00:17,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 21:00:17,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 21:00:17,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 21:00:17,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:00:17" (1/1) ... [2020-08-18 21:00:17,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@173f5186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:17, skipping insertion in model container [2020-08-18 21:00:17,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:00:17" (1/1) ... [2020-08-18 21:00:17,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 21:00:17,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 21:00:18,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 21:00:18,373 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 21:00:18,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 21:00:18,489 INFO L208 MainTranslator]: Completed translation [2020-08-18 21:00:18,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:18 WrapperNode [2020-08-18 21:00:18,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 21:00:18,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 21:00:18,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 21:00:18,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 21:00:18,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:18" (1/1) ... [2020-08-18 21:00:18,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:18" (1/1) ... [2020-08-18 21:00:18,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:18" (1/1) ... [2020-08-18 21:00:18,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:18" (1/1) ... [2020-08-18 21:00:18,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:18" (1/1) ... [2020-08-18 21:00:18,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:18" (1/1) ... [2020-08-18 21:00:18,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:18" (1/1) ... [2020-08-18 21:00:18,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 21:00:18,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 21:00:18,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 21:00:18,579 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 21:00:18,580 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:18" (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 [2020-08-18 21:00:18,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 21:00:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 21:00:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-18 21:00:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-18 21:00:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-18 21:00:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-18 21:00:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-18 21:00:18,644 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-18 21:00:18,644 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-18 21:00:18,644 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-18 21:00:18,644 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-18 21:00:18,644 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-18 21:00:18,644 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-18 21:00:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-18 21:00:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-18 21:00:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-18 21:00:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-18 21:00:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-18 21:00:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 21:00:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-18 21:00:18,646 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-18 21:00:18,646 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-18 21:00:18,646 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-18 21:00:18,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-18 21:00:18,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-18 21:00:18,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-18 21:00:18,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-18 21:00:18,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-18 21:00:18,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-18 21:00:18,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-18 21:00:18,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-18 21:00:18,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-18 21:00:18,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-18 21:00:18,648 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-18 21:00:18,648 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-18 21:00:18,648 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-18 21:00:18,648 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-18 21:00:18,648 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-18 21:00:18,648 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-18 21:00:18,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 21:00:18,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 21:00:18,649 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 21:00:18,649 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-18 21:00:18,649 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-18 21:00:18,649 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-18 21:00:18,649 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-18 21:00:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-18 21:00:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-18 21:00:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-18 21:00:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-18 21:00:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-18 21:00:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-18 21:00:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-18 21:00:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-18 21:00:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-18 21:00:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-18 21:00:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-18 21:00:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 21:00:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-18 21:00:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-18 21:00:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-18 21:00:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-18 21:00:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-18 21:00:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-18 21:00:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-18 21:00:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-18 21:00:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-18 21:00:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-18 21:00:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-18 21:00:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 21:00:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-18 21:00:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-18 21:00:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-18 21:00:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-18 21:00:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 21:00:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 21:00:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-18 21:00:18,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 21:00:18,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 21:00:18,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 21:00:18,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 21:00:18,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-18 21:00:18,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 21:00:18,656 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-18 21:00:18,656 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-18 21:00:18,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 21:00:18,656 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-18 21:00:18,656 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-18 21:00:18,656 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-18 21:00:18,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 21:00:18,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 21:00:18,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 21:00:19,684 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 21:00:19,684 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-18 21:00:19,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:00:19 BoogieIcfgContainer [2020-08-18 21:00:19,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 21:00:19,691 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 21:00:19,691 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 21:00:19,694 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 21:00:19,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 09:00:17" (1/3) ... [2020-08-18 21:00:19,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@263957ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 09:00:19, skipping insertion in model container [2020-08-18 21:00:19,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:18" (2/3) ... [2020-08-18 21:00:19,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@263957ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 09:00:19, skipping insertion in model container [2020-08-18 21:00:19,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:00:19" (3/3) ... [2020-08-18 21:00:19,698 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product08.cil.c [2020-08-18 21:00:19,708 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 21:00:19,715 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 21:00:19,729 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 21:00:19,754 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 21:00:19,754 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 21:00:19,754 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 21:00:19,754 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 21:00:19,755 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 21:00:19,755 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 21:00:19,755 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 21:00:19,755 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 21:00:19,777 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-08-18 21:00:19,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-18 21:00:19,788 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:00:19,789 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:00:19,790 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:00:19,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:00:19,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1730166984, now seen corresponding path program 1 times [2020-08-18 21:00:19,802 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:00:19,803 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [112807540] [2020-08-18 21:00:19,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:00:20,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:20,480 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:20,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:20,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:20,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:00:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:20,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:00:20,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:20,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:00:20,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:20,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:00:20,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:20,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:00:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:20,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-18 21:00:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:20,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:20,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:20,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-18 21:00:20,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:20,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-18 21:00:20,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:20,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 21:00:20,688 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [112807540] [2020-08-18 21:00:20,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:00:20,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 21:00:20,692 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885976260] [2020-08-18 21:00:20,701 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 21:00:20,702 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:00:20,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 21:00:20,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 21:00:20,726 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 4 states. [2020-08-18 21:00:21,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:00:21,764 INFO L93 Difference]: Finished difference Result 274 states and 355 transitions. [2020-08-18 21:00:21,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-18 21:00:21,766 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-18 21:00:21,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:00:21,780 INFO L225 Difference]: With dead ends: 274 [2020-08-18 21:00:21,781 INFO L226 Difference]: Without dead ends: 153 [2020-08-18 21:00:21,785 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 21:00:21,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-08-18 21:00:21,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 122. [2020-08-18 21:00:21,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-08-18 21:00:21,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 142 transitions. [2020-08-18 21:00:21,874 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 142 transitions. Word has length 59 [2020-08-18 21:00:21,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:00:21,875 INFO L479 AbstractCegarLoop]: Abstraction has 122 states and 142 transitions. [2020-08-18 21:00:21,875 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 21:00:21,875 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 142 transitions. [2020-08-18 21:00:21,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-18 21:00:21,880 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:00:21,881 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:00:21,881 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 21:00:21,881 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:00:21,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:00:21,882 INFO L82 PathProgramCache]: Analyzing trace with hash -1195387073, now seen corresponding path program 1 times [2020-08-18 21:00:21,882 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:00:21,883 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [380594845] [2020-08-18 21:00:21,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:00:21,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:22,237 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:22,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:22,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:00:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:22,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:00:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:22,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:00:22,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:22,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:00:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:22,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:00:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:22,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-18 21:00:22,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:22,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:22,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-18 21:00:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:22,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-18 21:00:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:22,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 21:00:22,319 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [380594845] [2020-08-18 21:00:22,319 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:00:22,319 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 21:00:22,320 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610550955] [2020-08-18 21:00:22,321 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 21:00:22,322 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:00:22,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 21:00:22,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 21:00:22,322 INFO L87 Difference]: Start difference. First operand 122 states and 142 transitions. Second operand 5 states. [2020-08-18 21:00:22,779 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 21:00:23,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:00:23,525 INFO L93 Difference]: Finished difference Result 209 states and 255 transitions. [2020-08-18 21:00:23,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 21:00:23,527 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-08-18 21:00:23,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:00:23,530 INFO L225 Difference]: With dead ends: 209 [2020-08-18 21:00:23,530 INFO L226 Difference]: Without dead ends: 143 [2020-08-18 21:00:23,531 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-18 21:00:23,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-08-18 21:00:23,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 113. [2020-08-18 21:00:23,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-08-18 21:00:23,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2020-08-18 21:00:23,566 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 60 [2020-08-18 21:00:23,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:00:23,567 INFO L479 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2020-08-18 21:00:23,567 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 21:00:23,567 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2020-08-18 21:00:23,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-18 21:00:23,569 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:00:23,570 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:00:23,570 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 21:00:23,570 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:00:23,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:00:23,570 INFO L82 PathProgramCache]: Analyzing trace with hash -754484092, now seen corresponding path program 1 times [2020-08-18 21:00:23,571 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:00:23,571 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [697769693] [2020-08-18 21:00:23,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:00:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:24,030 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:24,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:24,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:00:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:24,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:00:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:24,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:00:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:24,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:00:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:24,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:00:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:24,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 21:00:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:24,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:24,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-18 21:00:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:24,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-18 21:00:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:24,183 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 21:00:24,184 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [697769693] [2020-08-18 21:00:24,184 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:00:24,184 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 21:00:24,193 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456426216] [2020-08-18 21:00:24,194 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 21:00:24,195 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:00:24,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 21:00:24,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 21:00:24,195 INFO L87 Difference]: Start difference. First operand 113 states and 130 transitions. Second operand 9 states. [2020-08-18 21:00:24,580 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 21:00:24,880 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:25,141 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:25,372 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:26,294 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 21:00:27,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:00:27,669 INFO L93 Difference]: Finished difference Result 384 states and 475 transitions. [2020-08-18 21:00:27,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-18 21:00:27,670 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-08-18 21:00:27,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:00:27,675 INFO L225 Difference]: With dead ends: 384 [2020-08-18 21:00:27,675 INFO L226 Difference]: Without dead ends: 299 [2020-08-18 21:00:27,677 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-18 21:00:27,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2020-08-18 21:00:27,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 242. [2020-08-18 21:00:27,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-08-18 21:00:27,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 292 transitions. [2020-08-18 21:00:27,750 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 292 transitions. Word has length 65 [2020-08-18 21:00:27,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:00:27,750 INFO L479 AbstractCegarLoop]: Abstraction has 242 states and 292 transitions. [2020-08-18 21:00:27,750 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 21:00:27,750 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 292 transitions. [2020-08-18 21:00:27,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-08-18 21:00:27,753 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:00:27,753 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:00:27,753 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 21:00:27,753 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:00:27,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:00:27,754 INFO L82 PathProgramCache]: Analyzing trace with hash -1343966775, now seen corresponding path program 1 times [2020-08-18 21:00:27,754 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:00:27,754 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [384379405] [2020-08-18 21:00:27,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:00:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,072 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:28,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:00:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:00:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:00:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:00:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:00:28,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 21:00:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-18 21:00:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-18 21:00:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-08-18 21:00:28,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 21:00:28,176 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [384379405] [2020-08-18 21:00:28,176 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:00:28,177 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 21:00:28,177 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896540748] [2020-08-18 21:00:28,178 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 21:00:28,178 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:00:28,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 21:00:28,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 21:00:28,178 INFO L87 Difference]: Start difference. First operand 242 states and 292 transitions. Second operand 9 states. [2020-08-18 21:00:28,589 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 21:00:29,267 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:29,805 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:30,027 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:30,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:00:30,129 INFO L93 Difference]: Finished difference Result 451 states and 591 transitions. [2020-08-18 21:00:30,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-18 21:00:30,129 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-08-18 21:00:30,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:00:30,131 INFO L225 Difference]: With dead ends: 451 [2020-08-18 21:00:30,131 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 21:00:30,135 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-08-18 21:00:30,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 21:00:30,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 21:00:30,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 21:00:30,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 21:00:30,136 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-08-18 21:00:30,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:00:30,136 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 21:00:30,137 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 21:00:30,137 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 21:00:30,137 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 21:00:30,137 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 21:00:30,139 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 21:00:32,117 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-18 21:00:32,281 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 21:00:32,449 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-18 21:00:32,712 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-18 21:00:32,906 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 21:00:33,072 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-08-18 21:00:33,275 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:33,422 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 21:00:33,571 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 21:00:33,723 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 21:00:33,884 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 21:00:34,173 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-18 21:00:34,346 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 21:00:34,503 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 21:00:34,768 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 21:00:35,057 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 21:00:35,344 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 21:00:35,526 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 21:00:35,677 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 21:00:35,855 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 21:00:36,002 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 21:00:36,185 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-18 21:00:36,474 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-08-18 21:00:36,638 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-18 21:00:36,661 INFO L268 CegarLoopResult]: For program point L547-2(lines 547 568) no Hoare annotation was computed. [2020-08-18 21:00:36,661 INFO L268 CegarLoopResult]: For program point L569(lines 546 570) no Hoare annotation was computed. [2020-08-18 21:00:36,661 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 522 577) no Hoare annotation was computed. [2020-08-18 21:00:36,661 INFO L268 CegarLoopResult]: For program point L553(lines 553 557) no Hoare annotation was computed. [2020-08-18 21:00:36,662 INFO L268 CegarLoopResult]: For program point L553-1(lines 553 557) no Hoare annotation was computed. [2020-08-18 21:00:36,662 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 522 577) no Hoare annotation was computed. [2020-08-18 21:00:36,662 INFO L268 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2020-08-18 21:00:36,662 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 522 577) no Hoare annotation was computed. [2020-08-18 21:00:36,662 INFO L268 CegarLoopResult]: For program point L610-1(lines 610 614) no Hoare annotation was computed. [2020-08-18 21:00:36,662 INFO L268 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-08-18 21:00:36,662 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 629) no Hoare annotation was computed. [2020-08-18 21:00:36,662 INFO L268 CegarLoopResult]: For program point L630(lines 603 631) no Hoare annotation was computed. [2020-08-18 21:00:36,663 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 578 637) no Hoare annotation was computed. [2020-08-18 21:00:36,663 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-08-18 21:00:36,663 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 578 637) no Hoare annotation was computed. [2020-08-18 21:00:36,663 INFO L268 CegarLoopResult]: For program point L623-1(line 623) no Hoare annotation was computed. [2020-08-18 21:00:36,663 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 578 637) no Hoare annotation was computed. [2020-08-18 21:00:36,663 INFO L268 CegarLoopResult]: For program point L610(lines 610 614) no Hoare annotation was computed. [2020-08-18 21:00:36,663 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 402 408) the Hoare annotation is: true [2020-08-18 21:00:36,664 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 402 408) no Hoare annotation was computed. [2020-08-18 21:00:36,664 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 409 417) no Hoare annotation was computed. [2020-08-18 21:00:36,664 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 409 417) the Hoare annotation is: true [2020-08-18 21:00:36,664 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 409 417) no Hoare annotation was computed. [2020-08-18 21:00:36,664 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 422 429) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-18 21:00:36,664 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 422 429) no Hoare annotation was computed. [2020-08-18 21:00:36,664 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 422 429) no Hoare annotation was computed. [2020-08-18 21:00:36,665 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 430 439) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-18 21:00:36,665 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 430 439) no Hoare annotation was computed. [2020-08-18 21:00:36,665 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 430 439) no Hoare annotation was computed. [2020-08-18 21:00:36,665 INFO L268 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-08-18 21:00:36,665 INFO L268 CegarLoopResult]: For program point L450-1(line 450) no Hoare annotation was computed. [2020-08-18 21:00:36,665 INFO L268 CegarLoopResult]: For program point L448(lines 448 465) no Hoare annotation was computed. [2020-08-18 21:00:36,665 INFO L268 CegarLoopResult]: For program point L448-1(lines 440 468) no Hoare annotation was computed. [2020-08-18 21:00:36,665 INFO L271 CegarLoopResult]: At program point L446(line 446) the Hoare annotation is: true [2020-08-18 21:00:36,666 INFO L268 CegarLoopResult]: For program point L446-1(line 446) no Hoare annotation was computed. [2020-08-18 21:00:36,666 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 440 468) the Hoare annotation is: true [2020-08-18 21:00:36,666 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 440 468) no Hoare annotation was computed. [2020-08-18 21:00:36,666 INFO L264 CegarLoopResult]: At program point L455(line 455) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-18 21:00:36,666 INFO L268 CegarLoopResult]: For program point L453(lines 453 459) no Hoare annotation was computed. [2020-08-18 21:00:36,666 INFO L268 CegarLoopResult]: For program point L452(lines 452 462) no Hoare annotation was computed. [2020-08-18 21:00:36,666 INFO L271 CegarLoopResult]: At program point L450(line 450) the Hoare annotation is: true [2020-08-18 21:00:36,667 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 360 382) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,667 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 360 382) no Hoare annotation was computed. [2020-08-18 21:00:36,667 INFO L264 CegarLoopResult]: At program point L372(line 372) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~2 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,667 INFO L264 CegarLoopResult]: At program point L372-1(line 372) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~2 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,667 INFO L268 CegarLoopResult]: For program point L370(lines 370 377) no Hoare annotation was computed. [2020-08-18 21:00:36,667 INFO L268 CegarLoopResult]: For program point L370-1(lines 370 377) no Hoare annotation was computed. [2020-08-18 21:00:36,668 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-08-18 21:00:36,668 INFO L264 CegarLoopResult]: At program point L367(line 367) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,668 INFO L264 CegarLoopResult]: At program point L366(line 366) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,668 INFO L264 CegarLoopResult]: At program point L366-1(line 366) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,668 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 360 382) no Hoare annotation was computed. [2020-08-18 21:00:36,668 INFO L268 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2020-08-18 21:00:36,669 INFO L268 CegarLoopResult]: For program point L320(line 320) no Hoare annotation was computed. [2020-08-18 21:00:36,669 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 314 337) no Hoare annotation was computed. [2020-08-18 21:00:36,669 INFO L268 CegarLoopResult]: For program point L319(line 319) no Hoare annotation was computed. [2020-08-18 21:00:36,669 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 314 337) no Hoare annotation was computed. [2020-08-18 21:00:36,669 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 314 337) no Hoare annotation was computed. [2020-08-18 21:00:36,669 INFO L268 CegarLoopResult]: For program point L332(line 332) no Hoare annotation was computed. [2020-08-18 21:00:36,669 INFO L268 CegarLoopResult]: For program point L331(line 331) no Hoare annotation was computed. [2020-08-18 21:00:36,669 INFO L268 CegarLoopResult]: For program point L330(line 330) no Hoare annotation was computed. [2020-08-18 21:00:36,669 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-08-18 21:00:36,670 INFO L268 CegarLoopResult]: For program point L328(line 328) no Hoare annotation was computed. [2020-08-18 21:00:36,670 INFO L268 CegarLoopResult]: For program point L327(line 327) no Hoare annotation was computed. [2020-08-18 21:00:36,670 INFO L268 CegarLoopResult]: For program point L326(line 326) no Hoare annotation was computed. [2020-08-18 21:00:36,670 INFO L268 CegarLoopResult]: For program point L325(line 325) no Hoare annotation was computed. [2020-08-18 21:00:36,670 INFO L268 CegarLoopResult]: For program point L324(line 324) no Hoare annotation was computed. [2020-08-18 21:00:36,670 INFO L268 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-08-18 21:00:36,670 INFO L268 CegarLoopResult]: For program point L322(line 322) no Hoare annotation was computed. [2020-08-18 21:00:36,670 INFO L264 CegarLoopResult]: At program point L193(line 193) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-18 21:00:36,671 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 187 201) no Hoare annotation was computed. [2020-08-18 21:00:36,671 INFO L268 CegarLoopResult]: For program point L191(lines 191 197) no Hoare annotation was computed. [2020-08-18 21:00:36,671 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 187 201) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-18 21:00:36,671 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 187 201) no Hoare annotation was computed. [2020-08-18 21:00:36,671 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 142 150) no Hoare annotation was computed. [2020-08-18 21:00:36,671 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 142 150) the Hoare annotation is: true [2020-08-18 21:00:36,671 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 142 150) no Hoare annotation was computed. [2020-08-18 21:00:36,671 INFO L268 CegarLoopResult]: For program point L158(lines 158 166) no Hoare annotation was computed. [2020-08-18 21:00:36,671 INFO L268 CegarLoopResult]: For program point L158-2(lines 158 166) no Hoare annotation was computed. [2020-08-18 21:00:36,672 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-08-18 21:00:36,672 INFO L268 CegarLoopResult]: For program point L181-1(line 181) no Hoare annotation was computed. [2020-08-18 21:00:36,672 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 151 186) no Hoare annotation was computed. [2020-08-18 21:00:36,672 INFO L268 CegarLoopResult]: For program point L170(lines 170 178) no Hoare annotation was computed. [2020-08-18 21:00:36,672 INFO L268 CegarLoopResult]: For program point L170-2(lines 170 178) no Hoare annotation was computed. [2020-08-18 21:00:36,672 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 151 186) no Hoare annotation was computed. [2020-08-18 21:00:36,672 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 151 186) no Hoare annotation was computed. [2020-08-18 21:00:36,672 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 395 401) no Hoare annotation was computed. [2020-08-18 21:00:36,673 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 395 401) the Hoare annotation is: true [2020-08-18 21:00:36,673 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 476 521) no Hoare annotation was computed. [2020-08-18 21:00:36,673 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 476 521) no Hoare annotation was computed. [2020-08-18 21:00:36,673 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 476 521) no Hoare annotation was computed. [2020-08-18 21:00:36,673 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 789 834) no Hoare annotation was computed. [2020-08-18 21:00:36,673 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 789 834) no Hoare annotation was computed. [2020-08-18 21:00:36,673 INFO L268 CegarLoopResult]: For program point L809(lines 809 816) no Hoare annotation was computed. [2020-08-18 21:00:36,673 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 789 834) no Hoare annotation was computed. [2020-08-18 21:00:36,673 INFO L268 CegarLoopResult]: For program point L803(lines 803 823) no Hoare annotation was computed. [2020-08-18 21:00:36,674 INFO L268 CegarLoopResult]: For program point L803-1(lines 803 823) no Hoare annotation was computed. [2020-08-18 21:00:36,674 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 346 356) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,674 INFO L264 CegarLoopResult]: At program point L351(line 351) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,674 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 346 356) no Hoare annotation was computed. [2020-08-18 21:00:36,674 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 346 356) no Hoare annotation was computed. [2020-08-18 21:00:36,674 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 131 141) the Hoare annotation is: true [2020-08-18 21:00:36,674 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 131 141) no Hoare annotation was computed. [2020-08-18 21:00:36,675 INFO L271 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: true [2020-08-18 21:00:36,675 INFO L268 CegarLoopResult]: For program point L136-1(line 136) no Hoare annotation was computed. [2020-08-18 21:00:36,675 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 131 141) no Hoare annotation was computed. [2020-08-18 21:00:36,675 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 123 130) the Hoare annotation is: true [2020-08-18 21:00:36,675 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 123 130) no Hoare annotation was computed. [2020-08-18 21:00:36,675 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 123 130) no Hoare annotation was computed. [2020-08-18 21:00:36,675 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,675 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-08-18 21:00:36,676 INFO L268 CegarLoopResult]: For program point L94(lines 94 111) no Hoare annotation was computed. [2020-08-18 21:00:36,676 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 90 114) no Hoare annotation was computed. [2020-08-18 21:00:36,676 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 90 114) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,676 INFO L264 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,676 INFO L268 CegarLoopResult]: For program point L109-1(lines 90 114) no Hoare annotation was computed. [2020-08-18 21:00:36,676 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,676 INFO L264 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,676 INFO L268 CegarLoopResult]: For program point L98(lines 98 106) no Hoare annotation was computed. [2020-08-18 21:00:36,677 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 82 88) no Hoare annotation was computed. [2020-08-18 21:00:36,677 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 82 88) the Hoare annotation is: true [2020-08-18 21:00:36,677 INFO L268 CegarLoopResult]: For program point L225(lines 224 273) no Hoare annotation was computed. [2020-08-18 21:00:36,677 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:36,677 INFO L264 CegarLoopResult]: At program point testENTRY(lines 214 281) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,677 INFO L268 CegarLoopResult]: For program point L254(lines 254 269) no Hoare annotation was computed. [2020-08-18 21:00:36,677 INFO L268 CegarLoopResult]: For program point testFINAL(lines 214 281) no Hoare annotation was computed. [2020-08-18 21:00:36,677 INFO L264 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:36,678 INFO L268 CegarLoopResult]: For program point L244(lines 244 250) no Hoare annotation was computed. [2020-08-18 21:00:36,678 INFO L268 CegarLoopResult]: For program point L244-1(lines 244 250) no Hoare annotation was computed. [2020-08-18 21:00:36,678 INFO L264 CegarLoopResult]: At program point L271(lines 224 273) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:36,678 INFO L264 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:36,678 INFO L268 CegarLoopResult]: For program point L234(lines 234 240) no Hoare annotation was computed. [2020-08-18 21:00:36,678 INFO L268 CegarLoopResult]: For program point L234-1(lines 234 240) no Hoare annotation was computed. [2020-08-18 21:00:36,678 INFO L268 CegarLoopResult]: For program point L226(lines 226 230) no Hoare annotation was computed. [2020-08-18 21:00:36,678 INFO L264 CegarLoopResult]: At program point L274(lines 223 275) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,679 INFO L264 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:36,679 INFO L268 CegarLoopResult]: For program point L262(lines 262 268) no Hoare annotation was computed. [2020-08-18 21:00:36,679 INFO L264 CegarLoopResult]: At program point L262-1(lines 254 269) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:36,679 INFO L268 CegarLoopResult]: For program point testEXIT(lines 214 281) no Hoare annotation was computed. [2020-08-18 21:00:36,679 INFO L268 CegarLoopResult]: For program point L763(lines 763 770) no Hoare annotation was computed. [2020-08-18 21:00:36,679 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 743 788) no Hoare annotation was computed. [2020-08-18 21:00:36,679 INFO L268 CegarLoopResult]: For program point L757(lines 757 777) no Hoare annotation was computed. [2020-08-18 21:00:36,679 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 743 788) no Hoare annotation was computed. [2020-08-18 21:00:36,680 INFO L268 CegarLoopResult]: For program point L757-1(lines 757 777) no Hoare annotation was computed. [2020-08-18 21:00:36,680 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 743 788) no Hoare annotation was computed. [2020-08-18 21:00:36,680 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 892 914) no Hoare annotation was computed. [2020-08-18 21:00:36,680 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 892 914) no Hoare annotation was computed. [2020-08-18 21:00:36,680 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 892 914) no Hoare annotation was computed. [2020-08-18 21:00:36,680 INFO L268 CegarLoopResult]: For program point L900(lines 900 908) no Hoare annotation was computed. [2020-08-18 21:00:36,680 INFO L268 CegarLoopResult]: For program point L900-2(lines 900 908) no Hoare annotation was computed. [2020-08-18 21:00:36,680 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 385 394) no Hoare annotation was computed. [2020-08-18 21:00:36,681 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 385 394) no Hoare annotation was computed. [2020-08-18 21:00:36,681 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 385 394) no Hoare annotation was computed. [2020-08-18 21:00:36,681 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 640 742) no Hoare annotation was computed. [2020-08-18 21:00:36,681 INFO L268 CegarLoopResult]: For program point L669(lines 669 685) no Hoare annotation was computed. [2020-08-18 21:00:36,681 INFO L268 CegarLoopResult]: For program point L729(lines 729 736) no Hoare annotation was computed. [2020-08-18 21:00:36,681 INFO L268 CegarLoopResult]: For program point L690(lines 689 709) no Hoare annotation was computed. [2020-08-18 21:00:36,681 INFO L268 CegarLoopResult]: For program point L721(line 721) no Hoare annotation was computed. [2020-08-18 21:00:36,681 INFO L268 CegarLoopResult]: For program point L721-1(line 721) no Hoare annotation was computed. [2020-08-18 21:00:36,681 INFO L268 CegarLoopResult]: For program point L686(lines 686 727) no Hoare annotation was computed. [2020-08-18 21:00:36,682 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 640 742) no Hoare annotation was computed. [2020-08-18 21:00:36,682 INFO L268 CegarLoopResult]: For program point L705(line 705) no Hoare annotation was computed. [2020-08-18 21:00:36,682 INFO L268 CegarLoopResult]: For program point L705-1(line 705) no Hoare annotation was computed. [2020-08-18 21:00:36,682 INFO L268 CegarLoopResult]: For program point L664(lines 664 668) no Hoare annotation was computed. [2020-08-18 21:00:36,682 INFO L268 CegarLoopResult]: For program point L728(lines 728 739) no Hoare annotation was computed. [2020-08-18 21:00:36,682 INFO L268 CegarLoopResult]: For program point L691(lines 691 695) no Hoare annotation was computed. [2020-08-18 21:00:36,682 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 640 742) no Hoare annotation was computed. [2020-08-18 21:00:36,682 INFO L268 CegarLoopResult]: For program point L689-2(lines 689 709) no Hoare annotation was computed. [2020-08-18 21:00:36,682 INFO L268 CegarLoopResult]: For program point L710(lines 688 711) no Hoare annotation was computed. [2020-08-18 21:00:36,683 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 21:00:36,683 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)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#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~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#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~string45.base| |old(#t~string45.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-18 21:00:36,683 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 21:00:36,683 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 115 122) no Hoare annotation was computed. [2020-08-18 21:00:36,683 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 115 122) no Hoare annotation was computed. [2020-08-18 21:00:36,683 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 115 122) no Hoare annotation was computed. [2020-08-18 21:00:36,684 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 915 923) the Hoare annotation is: true [2020-08-18 21:00:36,684 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 915 923) no Hoare annotation was computed. [2020-08-18 21:00:36,684 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 915 923) no Hoare annotation was computed. [2020-08-18 21:00:36,684 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 871 882) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-18 21:00:36,684 INFO L268 CegarLoopResult]: For program point L875-1(lines 871 882) no Hoare annotation was computed. [2020-08-18 21:00:36,684 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 871 882) no Hoare annotation was computed. [2020-08-18 21:00:36,684 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-18 21:00:36,684 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-18 21:00:36,685 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-18 21:00:36,685 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 883 891) the Hoare annotation is: true [2020-08-18 21:00:36,685 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 883 891) no Hoare annotation was computed. [2020-08-18 21:00:36,685 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 883 891) no Hoare annotation was computed. [2020-08-18 21:00:36,685 INFO L264 CegarLoopResult]: At program point L64(line 64) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-18 21:00:36,685 INFO L268 CegarLoopResult]: For program point L62(lines 58 80) no Hoare annotation was computed. [2020-08-18 21:00:36,685 INFO L268 CegarLoopResult]: For program point L60(lines 58 80) no Hoare annotation was computed. [2020-08-18 21:00:36,685 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 55 81) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,686 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 55 81) no Hoare annotation was computed. [2020-08-18 21:00:36,686 INFO L264 CegarLoopResult]: At program point L71(line 71) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:36,686 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 55 81) no Hoare annotation was computed. [2020-08-18 21:00:36,686 INFO L264 CegarLoopResult]: At program point L69(lines 69 75) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-18 21:00:36,686 INFO L268 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-08-18 21:00:36,686 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 284 313) no Hoare annotation was computed. [2020-08-18 21:00:36,686 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 284 313) the Hoare annotation is: true [2020-08-18 21:00:36,686 INFO L271 CegarLoopResult]: At program point L309(lines 284 313) the Hoare annotation is: true [2020-08-18 21:00:36,687 INFO L268 CegarLoopResult]: For program point L305(line 305) no Hoare annotation was computed. [2020-08-18 21:00:36,687 INFO L268 CegarLoopResult]: For program point L298(lines 298 302) no Hoare annotation was computed. [2020-08-18 21:00:36,687 INFO L271 CegarLoopResult]: At program point L298-1(lines 298 302) the Hoare annotation is: true [2020-08-18 21:00:36,687 INFO L268 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2020-08-18 21:00:36,687 INFO L271 CegarLoopResult]: At program point L294-2(lines 294 308) the Hoare annotation is: true [2020-08-18 21:00:36,687 INFO L271 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: true [2020-08-18 21:00:36,687 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 847 858) the Hoare annotation is: true [2020-08-18 21:00:36,688 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 847 858) no Hoare annotation was computed. [2020-08-18 21:00:36,688 INFO L268 CegarLoopResult]: For program point L851-1(lines 847 858) no Hoare annotation was computed. [2020-08-18 21:00:36,688 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 338 344) no Hoare annotation was computed. [2020-08-18 21:00:36,688 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 338 344) the Hoare annotation is: true [2020-08-18 21:00:36,688 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 21:00:36,688 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-18 21:00:36,688 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 21:00:36,688 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 21:00:36,689 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 202 209) no Hoare annotation was computed. [2020-08-18 21:00:36,689 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 202 209) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-08-18 21:00:36,689 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 202 209) no Hoare annotation was computed. [2020-08-18 21:00:36,689 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 859 870) no Hoare annotation was computed. [2020-08-18 21:00:36,689 INFO L268 CegarLoopResult]: For program point L863-1(lines 859 870) no Hoare annotation was computed. [2020-08-18 21:00:36,689 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 859 870) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-18 21:00:36,689 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 836 843) no Hoare annotation was computed. [2020-08-18 21:00:36,690 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 840) no Hoare annotation was computed. [2020-08-18 21:00:36,690 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 836 843) the Hoare annotation is: true [2020-08-18 21:00:36,690 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 836 843) no Hoare annotation was computed. [2020-08-18 21:00:36,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 09:00:36 BoogieIcfgContainer [2020-08-18 21:00:36,707 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 21:00:36,709 INFO L168 Benchmark]: Toolchain (without parser) took 18907.32 ms. Allocated memory was 140.0 MB in the beginning and 561.0 MB in the end (delta: 421.0 MB). Free memory was 102.1 MB in the beginning and 113.2 MB in the end (delta: -11.1 MB). Peak memory consumption was 414.1 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:36,710 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 21:00:36,711 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.68 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 101.9 MB in the beginning and 173.9 MB in the end (delta: -72.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:36,711 INFO L168 Benchmark]: Boogie Preprocessor took 87.82 ms. Allocated memory is still 203.9 MB. Free memory was 173.9 MB in the beginning and 169.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:36,712 INFO L168 Benchmark]: RCFGBuilder took 1111.14 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 169.8 MB in the beginning and 202.9 MB in the end (delta: -33.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:36,713 INFO L168 Benchmark]: TraceAbstraction took 17016.17 ms. Allocated memory was 236.5 MB in the beginning and 561.0 MB in the end (delta: 324.5 MB). Free memory was 201.5 MB in the beginning and 113.2 MB in the end (delta: 88.2 MB). Peak memory consumption was 417.0 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:36,717 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 686.68 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 101.9 MB in the beginning and 173.9 MB in the end (delta: -72.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.82 ms. Allocated memory is still 203.9 MB. Free memory was 173.9 MB in the beginning and 169.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1111.14 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 169.8 MB in the beginning and 202.9 MB in the end (delta: -33.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17016.17 ms. Allocated memory was 236.5 MB in the beginning and 561.0 MB in the end (delta: 324.5 MB). Free memory was 201.5 MB in the beginning and 113.2 MB in the end (delta: 88.2 MB). Peak memory consumption was 417.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 840]: 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: 223]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.3s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 438 SDtfs, 720 SDslu, 401 SDs, 0 SdLazy, 1551 SolverSat, 528 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 118 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 306 PreInvPairs, 359 NumberOfFragments, 693 HoareAnnotationTreeSize, 306 FomulaSimplifications, 25020 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 57 FomulaSimplificationsInter, 9926 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 74374 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...