/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 23:25:32,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 23:25:32,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 23:25:32,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 23:25:32,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 23:25:32,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 23:25:32,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 23:25:32,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 23:25:32,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 23:25:32,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 23:25:32,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 23:25:32,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 23:25:32,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 23:25:32,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 23:25:32,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 23:25:32,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 23:25:32,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 23:25:32,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 23:25:32,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 23:25:32,373 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 23:25:32,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 23:25:32,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 23:25:32,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 23:25:32,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 23:25:32,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 23:25:32,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 23:25:32,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 23:25:32,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 23:25:32,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 23:25:32,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 23:25:32,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 23:25:32,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 23:25:32,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 23:25:32,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 23:25:32,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 23:25:32,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 23:25:32,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 23:25:32,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 23:25:32,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 23:25:32,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 23:25:32,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 23:25:32,412 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 23:25:32,448 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 23:25:32,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 23:25:32,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 23:25:32,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 23:25:32,451 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 23:25:32,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 23:25:32,452 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 23:25:32,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 23:25:32,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 23:25:32,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 23:25:32,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 23:25:32,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 23:25:32,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 23:25:32,454 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 23:25:32,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 23:25:32,455 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 23:25:32,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 23:25:32,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 23:25:32,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 23:25:32,456 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 23:25:32,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 23:25:32,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 23:25:32,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 23:25:32,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 23:25:32,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 23:25:32,457 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 23:25:32,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 23:25:32,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 23:25:32,458 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 23:25:32,458 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=WIDESTAMONGSMALL;tolerance=0.2; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2; [2020-08-18 23:25:32,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 23:25:32,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 23:25:32,787 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 23:25:32,789 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 23:25:32,789 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 23:25:32,790 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c [2020-08-18 23:25:32,859 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d5b7da64b/6a643f0d52a94234bdc927ed6ad83bbc/FLAG6a5070827 [2020-08-18 23:25:33,420 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 23:25:33,420 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c [2020-08-18 23:25:33,431 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d5b7da64b/6a643f0d52a94234bdc927ed6ad83bbc/FLAG6a5070827 [2020-08-18 23:25:33,729 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d5b7da64b/6a643f0d52a94234bdc927ed6ad83bbc [2020-08-18 23:25:33,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 23:25:33,739 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 23:25:33,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 23:25:33,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 23:25:33,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 23:25:33,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:25:33" (1/1) ... [2020-08-18 23:25:33,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@750e1b8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:33, skipping insertion in model container [2020-08-18 23:25:33,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:25:33" (1/1) ... [2020-08-18 23:25:33,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 23:25:33,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 23:25:34,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 23:25:34,222 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 23:25:34,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 23:25:34,356 INFO L208 MainTranslator]: Completed translation [2020-08-18 23:25:34,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:34 WrapperNode [2020-08-18 23:25:34,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 23:25:34,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 23:25:34,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 23:25:34,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 23:25:34,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:34" (1/1) ... [2020-08-18 23:25:34,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:34" (1/1) ... [2020-08-18 23:25:34,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:34" (1/1) ... [2020-08-18 23:25:34,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:34" (1/1) ... [2020-08-18 23:25:34,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:34" (1/1) ... [2020-08-18 23:25:34,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:34" (1/1) ... [2020-08-18 23:25:34,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:34" (1/1) ... [2020-08-18 23:25:34,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 23:25:34,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 23:25:34,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 23:25:34,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 23:25:34,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:34" (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 23:25:34,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 23:25:34,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 23:25:34,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-18 23:25:34,527 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-18 23:25:34,527 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-18 23:25:34,527 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-18 23:25:34,527 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-18 23:25:34,528 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-18 23:25:34,528 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-18 23:25:34,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-18 23:25:34,529 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-18 23:25:34,529 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-18 23:25:34,529 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-18 23:25:34,529 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-18 23:25:34,529 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 23:25:34,530 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-18 23:25:34,530 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-18 23:25:34,531 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-18 23:25:34,531 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-18 23:25:34,531 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-18 23:25:34,532 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-18 23:25:34,532 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-08-18 23:25:34,532 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-18 23:25:34,532 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-18 23:25:34,533 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-18 23:25:34,533 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-18 23:25:34,533 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-18 23:25:34,533 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-18 23:25:34,533 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-18 23:25:34,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-18 23:25:34,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-18 23:25:34,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-18 23:25:34,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-18 23:25:34,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-18 23:25:34,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-18 23:25:34,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-18 23:25:34,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-18 23:25:34,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-18 23:25:34,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 23:25:34,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 23:25:34,535 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 23:25:34,535 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-18 23:25:34,536 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-18 23:25:34,536 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-18 23:25:34,536 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-18 23:25:34,536 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-18 23:25:34,536 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-18 23:25:34,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 23:25:34,536 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-18 23:25:34,537 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-18 23:25:34,537 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-18 23:25:34,537 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-18 23:25:34,537 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-18 23:25:34,537 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-18 23:25:34,537 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-18 23:25:34,538 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-18 23:25:34,538 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-18 23:25:34,538 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-18 23:25:34,538 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-18 23:25:34,538 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-18 23:25:34,538 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 23:25:34,538 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-18 23:25:34,539 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-18 23:25:34,539 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-18 23:25:34,539 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-18 23:25:34,539 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-18 23:25:34,539 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-18 23:25:34,539 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-18 23:25:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-18 23:25:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-08-18 23:25:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-18 23:25:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-18 23:25:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 23:25:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 23:25:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-18 23:25:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 23:25:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 23:25:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 23:25:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 23:25:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-18 23:25:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 23:25:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-18 23:25:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-18 23:25:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 23:25:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-18 23:25:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-18 23:25:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-18 23:25:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 23:25:34,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 23:25:34,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 23:25:35,584 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 23:25:35,585 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-18 23:25:35,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:25:35 BoogieIcfgContainer [2020-08-18 23:25:35,589 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 23:25:35,591 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 23:25:35,591 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 23:25:35,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 23:25:35,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 11:25:33" (1/3) ... [2020-08-18 23:25:35,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65dc511f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 11:25:35, skipping insertion in model container [2020-08-18 23:25:35,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:34" (2/3) ... [2020-08-18 23:25:35,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65dc511f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 11:25:35, skipping insertion in model container [2020-08-18 23:25:35,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:25:35" (3/3) ... [2020-08-18 23:25:35,597 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product11.cil.c [2020-08-18 23:25:35,607 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 23:25:35,615 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 23:25:35,628 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 23:25:35,651 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 23:25:35,651 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 23:25:35,651 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 23:25:35,651 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 23:25:35,652 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 23:25:35,652 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 23:25:35,652 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 23:25:35,652 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 23:25:35,671 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states. [2020-08-18 23:25:35,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-18 23:25:35,681 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 23:25:35,682 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 23:25:35,682 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 23:25:35,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 23:25:35,687 INFO L82 PathProgramCache]: Analyzing trace with hash -1585555065, now seen corresponding path program 1 times [2020-08-18 23:25:35,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 23:25:35,694 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [992128978] [2020-08-18 23:25:35,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 23:25:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:36,330 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 23:25:36,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 23:25:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:36,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 23:25:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:36,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 23:25:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:36,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 23:25:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:36,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 23:25:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:36,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 23:25:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:36,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-18 23:25:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:36,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 23:25:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:36,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-18 23:25:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:36,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-18 23:25:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:36,494 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 23:25:36,496 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [992128978] [2020-08-18 23:25:36,498 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 23:25:36,498 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 23:25:36,499 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313696188] [2020-08-18 23:25:36,505 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 23:25:36,506 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 23:25:36,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 23:25:36,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 23:25:36,522 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 4 states. [2020-08-18 23:25:37,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 23:25:37,437 INFO L93 Difference]: Finished difference Result 226 states and 297 transitions. [2020-08-18 23:25:37,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-18 23:25:37,440 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-18 23:25:37,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 23:25:37,455 INFO L225 Difference]: With dead ends: 226 [2020-08-18 23:25:37,456 INFO L226 Difference]: Without dead ends: 127 [2020-08-18 23:25:37,460 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 23:25:37,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-08-18 23:25:37,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 100. [2020-08-18 23:25:37,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-18 23:25:37,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 116 transitions. [2020-08-18 23:25:37,557 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 116 transitions. Word has length 59 [2020-08-18 23:25:37,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 23:25:37,558 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 116 transitions. [2020-08-18 23:25:37,558 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 23:25:37,558 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 116 transitions. [2020-08-18 23:25:37,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-18 23:25:37,565 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 23:25:37,565 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] [2020-08-18 23:25:37,565 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 23:25:37,566 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 23:25:37,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 23:25:37,566 INFO L82 PathProgramCache]: Analyzing trace with hash -586747588, now seen corresponding path program 1 times [2020-08-18 23:25:37,566 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 23:25:37,567 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2121307110] [2020-08-18 23:25:37,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 23:25:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:37,994 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 23:25:37,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 23:25:38,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:38,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 23:25:38,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:38,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 23:25:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:38,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 23:25:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:38,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 23:25:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:38,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 23:25:38,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:38,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 23:25:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:38,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 23:25:38,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:38,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-18 23:25:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:38,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-18 23:25:38,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:38,115 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 23:25:38,116 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2121307110] [2020-08-18 23:25:38,116 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 23:25:38,116 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 23:25:38,117 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825563554] [2020-08-18 23:25:38,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 23:25:38,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 23:25:38,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 23:25:38,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 23:25:38,120 INFO L87 Difference]: Start difference. First operand 100 states and 116 transitions. Second operand 9 states. [2020-08-18 23:25:38,517 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 23:25:38,832 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 23:25:39,067 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 23:25:39,287 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 23:25:40,158 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 23:25:41,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 23:25:41,220 INFO L93 Difference]: Finished difference Result 347 states and 442 transitions. [2020-08-18 23:25:41,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-18 23:25:41,221 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-18 23:25:41,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 23:25:41,227 INFO L225 Difference]: With dead ends: 347 [2020-08-18 23:25:41,227 INFO L226 Difference]: Without dead ends: 275 [2020-08-18 23:25:41,229 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-18 23:25:41,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2020-08-18 23:25:41,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 217. [2020-08-18 23:25:41,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-08-18 23:25:41,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 266 transitions. [2020-08-18 23:25:41,285 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 266 transitions. Word has length 64 [2020-08-18 23:25:41,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 23:25:41,286 INFO L479 AbstractCegarLoop]: Abstraction has 217 states and 266 transitions. [2020-08-18 23:25:41,286 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 23:25:41,286 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 266 transitions. [2020-08-18 23:25:41,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-08-18 23:25:41,288 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 23:25:41,288 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] [2020-08-18 23:25:41,289 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 23:25:41,289 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 23:25:41,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 23:25:41,289 INFO L82 PathProgramCache]: Analyzing trace with hash 498555563, now seen corresponding path program 1 times [2020-08-18 23:25:41,290 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 23:25:41,290 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [870417415] [2020-08-18 23:25:41,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 23:25:41,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:41,567 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 23:25:41,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 23:25:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:41,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 23:25:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:41,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 23:25:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:41,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 23:25:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:41,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 23:25:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:41,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 23:25:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:41,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-18 23:25:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:41,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 23:25:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:41,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-18 23:25:41,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:41,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-18 23:25:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:41,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-18 23:25:41,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:41,614 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 23:25:41,614 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [870417415] [2020-08-18 23:25:41,614 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 23:25:41,615 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 23:25:41,615 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385654135] [2020-08-18 23:25:41,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 23:25:41,616 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 23:25:41,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 23:25:41,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 23:25:41,616 INFO L87 Difference]: Start difference. First operand 217 states and 266 transitions. Second operand 5 states. [2020-08-18 23:25:42,067 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 23:25:42,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 23:25:42,635 INFO L93 Difference]: Finished difference Result 351 states and 433 transitions. [2020-08-18 23:25:42,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 23:25:42,636 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-08-18 23:25:42,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 23:25:42,640 INFO L225 Difference]: With dead ends: 351 [2020-08-18 23:25:42,640 INFO L226 Difference]: Without dead ends: 225 [2020-08-18 23:25:42,646 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 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 23:25:42,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-18 23:25:42,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 190. [2020-08-18 23:25:42,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-08-18 23:25:42,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 228 transitions. [2020-08-18 23:25:42,710 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 228 transitions. Word has length 63 [2020-08-18 23:25:42,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 23:25:42,710 INFO L479 AbstractCegarLoop]: Abstraction has 190 states and 228 transitions. [2020-08-18 23:25:42,710 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 23:25:42,710 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 228 transitions. [2020-08-18 23:25:42,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-08-18 23:25:42,713 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 23:25:42,713 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] [2020-08-18 23:25:42,713 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 23:25:42,713 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 23:25:42,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 23:25:42,714 INFO L82 PathProgramCache]: Analyzing trace with hash 1918621310, now seen corresponding path program 1 times [2020-08-18 23:25:42,714 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 23:25:42,714 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1700584946] [2020-08-18 23:25:42,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 23:25:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:43,007 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 23:25:43,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 23:25:43,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:43,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 23:25:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:43,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 23:25:43,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:43,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 23:25:43,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:43,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 23:25:43,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:43,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 23:25:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:43,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 23:25:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:43,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 23:25:43,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:43,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-18 23:25:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:43,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-18 23:25:43,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:43,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-08-18 23:25:43,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:25:43,082 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 23:25:43,083 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1700584946] [2020-08-18 23:25:43,083 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 23:25:43,083 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-18 23:25:43,083 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034175263] [2020-08-18 23:25:43,084 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 23:25:43,084 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 23:25:43,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 23:25:43,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 23:25:43,085 INFO L87 Difference]: Start difference. First operand 190 states and 228 transitions. Second operand 8 states. [2020-08-18 23:25:43,422 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 23:25:44,027 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 23:25:44,496 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 23:25:44,769 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 23:25:44,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 23:25:44,883 INFO L93 Difference]: Finished difference Result 364 states and 466 transitions. [2020-08-18 23:25:44,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 23:25:44,884 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 67 [2020-08-18 23:25:44,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 23:25:44,885 INFO L225 Difference]: With dead ends: 364 [2020-08-18 23:25:44,885 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 23:25:44,888 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-18 23:25:44,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 23:25:44,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 23:25:44,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 23:25:44,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 23:25:44,889 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-08-18 23:25:44,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 23:25:44,889 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 23:25:44,889 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 23:25:44,889 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 23:25:44,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 23:25:44,890 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 23:25:44,892 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 23:25:46,519 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 23:25:46,693 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 23:25:46,847 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 23:25:47,048 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 23:25:47,188 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 23:25:47,322 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 23:25:47,472 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 23:25:47,622 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 23:25:47,819 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 23:25:47,993 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-18 23:25:48,166 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-18 23:25:48,323 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 23:25:48,608 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 12 [2020-08-18 23:25:48,759 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 23:25:49,048 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 23:25:49,213 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-18 23:25:49,533 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 23:25:49,696 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 23:25:49,838 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-08-18 23:25:50,113 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 23:25:50,254 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 23:25:50,259 INFO L268 CegarLoopResult]: For program point L573(lines 573 577) no Hoare annotation was computed. [2020-08-18 23:25:50,259 INFO L268 CegarLoopResult]: For program point L573-1(lines 573 577) no Hoare annotation was computed. [2020-08-18 23:25:50,259 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-08-18 23:25:50,259 INFO L268 CegarLoopResult]: For program point L567-2(lines 567 588) no Hoare annotation was computed. [2020-08-18 23:25:50,259 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 542 597) no Hoare annotation was computed. [2020-08-18 23:25:50,259 INFO L268 CegarLoopResult]: For program point L589(lines 566 590) no Hoare annotation was computed. [2020-08-18 23:25:50,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 542 597) no Hoare annotation was computed. [2020-08-18 23:25:50,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 542 597) no Hoare annotation was computed. [2020-08-18 23:25:50,260 INFO L268 CegarLoopResult]: For program point L630(lines 630 634) no Hoare annotation was computed. [2020-08-18 23:25:50,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 598 657) no Hoare annotation was computed. [2020-08-18 23:25:50,260 INFO L268 CegarLoopResult]: For program point L630-1(lines 630 634) no Hoare annotation was computed. [2020-08-18 23:25:50,261 INFO L268 CegarLoopResult]: For program point L625(line 625) no Hoare annotation was computed. [2020-08-18 23:25:50,261 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 598 657) no Hoare annotation was computed. [2020-08-18 23:25:50,261 INFO L268 CegarLoopResult]: For program point L624-2(lines 624 649) no Hoare annotation was computed. [2020-08-18 23:25:50,261 INFO L268 CegarLoopResult]: For program point L650(lines 623 651) no Hoare annotation was computed. [2020-08-18 23:25:50,261 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 598 657) no Hoare annotation was computed. [2020-08-18 23:25:50,261 INFO L268 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2020-08-18 23:25:50,262 INFO L268 CegarLoopResult]: For program point L643-1(line 643) no Hoare annotation was computed. [2020-08-18 23:25:50,262 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 257 263) the Hoare annotation is: true [2020-08-18 23:25:50,262 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 257 263) no Hoare annotation was computed. [2020-08-18 23:25:50,262 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 264 272) no Hoare annotation was computed. [2020-08-18 23:25:50,262 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 264 272) the Hoare annotation is: true [2020-08-18 23:25:50,262 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 264 272) no Hoare annotation was computed. [2020-08-18 23:25:50,263 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 857 864) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-18 23:25:50,263 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 857 864) no Hoare annotation was computed. [2020-08-18 23:25:50,263 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 857 864) no Hoare annotation was computed. [2020-08-18 23:25:50,263 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 865 874) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-18 23:25:50,263 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 865 874) no Hoare annotation was computed. [2020-08-18 23:25:50,263 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 865 874) no Hoare annotation was computed. [2020-08-18 23:25:50,263 INFO L268 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2020-08-18 23:25:50,263 INFO L264 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-18 23:25:50,264 INFO L268 CegarLoopResult]: For program point L888(lines 888 894) no Hoare annotation was computed. [2020-08-18 23:25:50,264 INFO L268 CegarLoopResult]: For program point L887(lines 887 897) no Hoare annotation was computed. [2020-08-18 23:25:50,264 INFO L271 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: true [2020-08-18 23:25:50,264 INFO L268 CegarLoopResult]: For program point L885-1(line 885) no Hoare annotation was computed. [2020-08-18 23:25:50,264 INFO L268 CegarLoopResult]: For program point L883(lines 883 900) no Hoare annotation was computed. [2020-08-18 23:25:50,264 INFO L268 CegarLoopResult]: For program point L883-1(lines 875 903) no Hoare annotation was computed. [2020-08-18 23:25:50,264 INFO L271 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: true [2020-08-18 23:25:50,264 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 875 903) the Hoare annotation is: true [2020-08-18 23:25:50,264 INFO L268 CegarLoopResult]: For program point L881-1(line 881) no Hoare annotation was computed. [2020-08-18 23:25:50,265 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 875 903) no Hoare annotation was computed. [2020-08-18 23:25:50,265 INFO L268 CegarLoopResult]: For program point L225(lines 225 232) no Hoare annotation was computed. [2020-08-18 23:25:50,265 INFO L268 CegarLoopResult]: For program point L225-1(lines 225 232) no Hoare annotation was computed. [2020-08-18 23:25:50,265 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-08-18 23:25:50,265 INFO L264 CegarLoopResult]: At program point L222(line 222) 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 23:25:50,265 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 215 237) 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 23:25:50,266 INFO L264 CegarLoopResult]: At program point L221(line 221) 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 23:25:50,266 INFO L264 CegarLoopResult]: At program point L221-1(line 221) 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 23:25:50,266 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 215 237) no Hoare annotation was computed. [2020-08-18 23:25:50,266 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 215 237) no Hoare annotation was computed. [2020-08-18 23:25:50,266 INFO L264 CegarLoopResult]: At program point L227(line 227) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 23:25:50,267 INFO L264 CegarLoopResult]: At program point L227-1(line 227) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 23:25:50,267 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 168 191) no Hoare annotation was computed. [2020-08-18 23:25:50,267 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 168 191) no Hoare annotation was computed. [2020-08-18 23:25:50,267 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 168 191) no Hoare annotation was computed. [2020-08-18 23:25:50,267 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-08-18 23:25:50,267 INFO L268 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-08-18 23:25:50,267 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-08-18 23:25:50,267 INFO L268 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-08-18 23:25:50,267 INFO L268 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-08-18 23:25:50,267 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-08-18 23:25:50,268 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-08-18 23:25:50,268 INFO L268 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-08-18 23:25:50,268 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-08-18 23:25:50,268 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-08-18 23:25:50,268 INFO L268 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-08-18 23:25:50,268 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-08-18 23:25:50,268 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-08-18 23:25:50,268 INFO L268 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-08-18 23:25:50,268 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 407 421) no Hoare annotation was computed. [2020-08-18 23:25:50,268 INFO L264 CegarLoopResult]: At program point L413(line 413) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-18 23:25:50,268 INFO L268 CegarLoopResult]: For program point L411(lines 411 417) no Hoare annotation was computed. [2020-08-18 23:25:50,269 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 407 421) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-18 23:25:50,269 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 407 421) no Hoare annotation was computed. [2020-08-18 23:25:50,269 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 317 324) no Hoare annotation was computed. [2020-08-18 23:25:50,269 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 317 324) no Hoare annotation was computed. [2020-08-18 23:25:50,269 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 317 324) no Hoare annotation was computed. [2020-08-18 23:25:50,269 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 362 370) no Hoare annotation was computed. [2020-08-18 23:25:50,269 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 362 370) the Hoare annotation is: true [2020-08-18 23:25:50,269 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 362 370) no Hoare annotation was computed. [2020-08-18 23:25:50,269 INFO L268 CegarLoopResult]: For program point L378(lines 378 386) no Hoare annotation was computed. [2020-08-18 23:25:50,269 INFO L268 CegarLoopResult]: For program point L378-2(lines 378 386) no Hoare annotation was computed. [2020-08-18 23:25:50,270 INFO L268 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2020-08-18 23:25:50,270 INFO L268 CegarLoopResult]: For program point L401-1(line 401) no Hoare annotation was computed. [2020-08-18 23:25:50,270 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 371 406) no Hoare annotation was computed. [2020-08-18 23:25:50,270 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 371 406) no Hoare annotation was computed. [2020-08-18 23:25:50,270 INFO L268 CegarLoopResult]: For program point L390(lines 390 398) no Hoare annotation was computed. [2020-08-18 23:25:50,270 INFO L268 CegarLoopResult]: For program point L390-2(lines 390 398) no Hoare annotation was computed. [2020-08-18 23:25:50,270 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 371 406) no Hoare annotation was computed. [2020-08-18 23:25:50,270 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 250 256) no Hoare annotation was computed. [2020-08-18 23:25:50,270 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 250 256) the Hoare annotation is: true [2020-08-18 23:25:50,270 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 496 541) no Hoare annotation was computed. [2020-08-18 23:25:50,271 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 496 541) no Hoare annotation was computed. [2020-08-18 23:25:50,271 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 496 541) no Hoare annotation was computed. [2020-08-18 23:25:50,271 INFO L268 CegarLoopResult]: For program point L829(lines 829 836) no Hoare annotation was computed. [2020-08-18 23:25:50,271 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 809 854) no Hoare annotation was computed. [2020-08-18 23:25:50,271 INFO L268 CegarLoopResult]: For program point L823(lines 823 843) no Hoare annotation was computed. [2020-08-18 23:25:50,271 INFO L268 CegarLoopResult]: For program point L823-1(lines 823 843) no Hoare annotation was computed. [2020-08-18 23:25:50,271 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 809 854) no Hoare annotation was computed. [2020-08-18 23:25:50,271 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 809 854) no Hoare annotation was computed. [2020-08-18 23:25:50,271 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 201 211) 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 23:25:50,272 INFO L264 CegarLoopResult]: At program point L206(line 206) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-08-18 23:25:50,272 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 201 211) no Hoare annotation was computed. [2020-08-18 23:25:50,272 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 201 211) no Hoare annotation was computed. [2020-08-18 23:25:50,272 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 351 361) no Hoare annotation was computed. [2020-08-18 23:25:50,272 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 351 361) no Hoare annotation was computed. [2020-08-18 23:25:50,272 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 351 361) no Hoare annotation was computed. [2020-08-18 23:25:50,272 INFO L268 CegarLoopResult]: For program point L356(line 356) no Hoare annotation was computed. [2020-08-18 23:25:50,272 INFO L268 CegarLoopResult]: For program point L356-1(line 356) no Hoare annotation was computed. [2020-08-18 23:25:50,272 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 343 350) the Hoare annotation is: true [2020-08-18 23:25:50,272 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 343 350) no Hoare annotation was computed. [2020-08-18 23:25:50,272 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 343 350) no Hoare annotation was computed. [2020-08-18 23:25:50,273 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 310 316) no Hoare annotation was computed. [2020-08-18 23:25:50,273 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 310 316) the Hoare annotation is: true [2020-08-18 23:25:50,273 INFO L264 CegarLoopResult]: At program point L481(lines 432 482) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 23:25:50,273 INFO L264 CegarLoopResult]: At program point testENTRY(lines 423 488) 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 23:25:50,273 INFO L264 CegarLoopResult]: At program point L471(line 471) 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 23:25:50,273 INFO L268 CegarLoopResult]: For program point testFINAL(lines 423 488) no Hoare annotation was computed. [2020-08-18 23:25:50,273 INFO L268 CegarLoopResult]: For program point L469(lines 469 475) no Hoare annotation was computed. [2020-08-18 23:25:50,273 INFO L264 CegarLoopResult]: At program point L469-1(lines 463 476) 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 23:25:50,273 INFO L268 CegarLoopResult]: For program point L434(lines 433 480) no Hoare annotation was computed. [2020-08-18 23:25:50,273 INFO L268 CegarLoopResult]: For program point L463(lines 463 476) no Hoare annotation was computed. [2020-08-18 23:25:50,274 INFO L264 CegarLoopResult]: At program point L455(line 455) 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 23:25:50,274 INFO L268 CegarLoopResult]: For program point L453(lines 453 459) no Hoare annotation was computed. [2020-08-18 23:25:50,274 INFO L268 CegarLoopResult]: For program point L453-1(lines 453 459) no Hoare annotation was computed. [2020-08-18 23:25:50,274 INFO L264 CegarLoopResult]: At program point L478(lines 433 480) 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 23:25:50,274 INFO L264 CegarLoopResult]: At program point L445(line 445) 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 23:25:50,274 INFO L268 CegarLoopResult]: For program point L443(lines 443 449) no Hoare annotation was computed. [2020-08-18 23:25:50,274 INFO L268 CegarLoopResult]: For program point L443-1(lines 443 449) no Hoare annotation was computed. [2020-08-18 23:25:50,274 INFO L268 CegarLoopResult]: For program point L435(lines 435 439) no Hoare annotation was computed. [2020-08-18 23:25:50,274 INFO L268 CegarLoopResult]: For program point testEXIT(lines 423 488) no Hoare annotation was computed. [2020-08-18 23:25:50,275 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 763 808) no Hoare annotation was computed. [2020-08-18 23:25:50,275 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 763 808) no Hoare annotation was computed. [2020-08-18 23:25:50,275 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 763 808) no Hoare annotation was computed. [2020-08-18 23:25:50,275 INFO L268 CegarLoopResult]: For program point L783(lines 783 790) no Hoare annotation was computed. [2020-08-18 23:25:50,275 INFO L268 CegarLoopResult]: For program point L777(lines 777 797) no Hoare annotation was computed. [2020-08-18 23:25:50,275 INFO L268 CegarLoopResult]: For program point L777-1(lines 777 797) no Hoare annotation was computed. [2020-08-18 23:25:50,275 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-08-18 23:25:50,275 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-08-18 23:25:50,275 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-08-18 23:25:50,275 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-08-18 23:25:50,276 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-08-18 23:25:50,276 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 240 249) no Hoare annotation was computed. [2020-08-18 23:25:50,276 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 240 249) no Hoare annotation was computed. [2020-08-18 23:25:50,276 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 240 249) no Hoare annotation was computed. [2020-08-18 23:25:50,276 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 660 762) no Hoare annotation was computed. [2020-08-18 23:25:50,276 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-08-18 23:25:50,276 INFO L268 CegarLoopResult]: For program point L725-1(line 725) no Hoare annotation was computed. [2020-08-18 23:25:50,276 INFO L268 CegarLoopResult]: For program point L684(lines 684 688) no Hoare annotation was computed. [2020-08-18 23:25:50,276 INFO L268 CegarLoopResult]: For program point L748(lines 748 759) no Hoare annotation was computed. [2020-08-18 23:25:50,276 INFO L268 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2020-08-18 23:25:50,276 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 660 762) no Hoare annotation was computed. [2020-08-18 23:25:50,276 INFO L268 CegarLoopResult]: For program point L709-2(lines 709 729) no Hoare annotation was computed. [2020-08-18 23:25:50,277 INFO L268 CegarLoopResult]: For program point L730(lines 708 731) no Hoare annotation was computed. [2020-08-18 23:25:50,277 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 660 762) no Hoare annotation was computed. [2020-08-18 23:25:50,277 INFO L268 CegarLoopResult]: For program point L689(lines 689 705) no Hoare annotation was computed. [2020-08-18 23:25:50,277 INFO L268 CegarLoopResult]: For program point L749(lines 749 756) no Hoare annotation was computed. [2020-08-18 23:25:50,277 INFO L268 CegarLoopResult]: For program point L710(lines 709 729) no Hoare annotation was computed. [2020-08-18 23:25:50,277 INFO L268 CegarLoopResult]: For program point L741(line 741) no Hoare annotation was computed. [2020-08-18 23:25:50,277 INFO L268 CegarLoopResult]: For program point L741-1(line 741) no Hoare annotation was computed. [2020-08-18 23:25:50,277 INFO L268 CegarLoopResult]: For program point L706(lines 706 747) no Hoare annotation was computed. [2020-08-18 23:25:50,277 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 23:25:50,278 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-08-18 23:25:50,278 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 23:25:50,278 INFO L268 CegarLoopResult]: For program point L337(line 337) no Hoare annotation was computed. [2020-08-18 23:25:50,278 INFO L268 CegarLoopResult]: For program point L337-1(lines 326 342) no Hoare annotation was computed. [2020-08-18 23:25:50,278 INFO L268 CegarLoopResult]: For program point L333(lines 333 339) no Hoare annotation was computed. [2020-08-18 23:25:50,278 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 326 342) no Hoare annotation was computed. [2020-08-18 23:25:50,278 INFO L268 CegarLoopResult]: For program point L331(line 331) no Hoare annotation was computed. [2020-08-18 23:25:50,278 INFO L268 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-08-18 23:25:50,278 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 326 342) no Hoare annotation was computed. [2020-08-18 23:25:50,278 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-08-18 23:25:50,278 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-08-18 23:25:50,278 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-08-18 23:25:50,279 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-18 23:25:50,279 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-08-18 23:25:50,279 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-08-18 23:25:50,279 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-18 23:25:50,279 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-18 23:25:50,279 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-18 23:25:50,279 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2020-08-18 23:25:50,279 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-08-18 23:25:50,279 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-08-18 23:25:50,279 INFO L268 CegarLoopResult]: For program point L288(lines 286 308) no Hoare annotation was computed. [2020-08-18 23:25:50,280 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 283 309) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0))) [2020-08-18 23:25:50,280 INFO L264 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 0 ~systemActive~0))) [2020-08-18 23:25:50,280 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 283 309) no Hoare annotation was computed. [2020-08-18 23:25:50,280 INFO L271 CegarLoopResult]: At program point L297(lines 297 303) the Hoare annotation is: true [2020-08-18 23:25:50,280 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 283 309) no Hoare annotation was computed. [2020-08-18 23:25:50,280 INFO L264 CegarLoopResult]: At program point L292(line 292) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-18 23:25:50,280 INFO L268 CegarLoopResult]: For program point L290(lines 286 308) no Hoare annotation was computed. [2020-08-18 23:25:50,280 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 137 166) no Hoare annotation was computed. [2020-08-18 23:25:50,280 INFO L268 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-08-18 23:25:50,280 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 137 166) the Hoare annotation is: true [2020-08-18 23:25:50,280 INFO L268 CegarLoopResult]: For program point L151(lines 151 155) no Hoare annotation was computed. [2020-08-18 23:25:50,280 INFO L271 CegarLoopResult]: At program point L151-1(lines 151 155) the Hoare annotation is: true [2020-08-18 23:25:50,281 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-08-18 23:25:50,281 INFO L271 CegarLoopResult]: At program point L147-2(lines 147 161) the Hoare annotation is: true [2020-08-18 23:25:50,281 INFO L271 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: true [2020-08-18 23:25:50,281 INFO L268 CegarLoopResult]: For program point L143-1(line 143) no Hoare annotation was computed. [2020-08-18 23:25:50,281 INFO L271 CegarLoopResult]: At program point L162(lines 137 166) the Hoare annotation is: true [2020-08-18 23:25:50,281 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-08-18 23:25:50,281 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-08-18 23:25:50,281 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-08-18 23:25:50,281 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 192 198) no Hoare annotation was computed. [2020-08-18 23:25:50,281 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 192 198) the Hoare annotation is: true [2020-08-18 23:25:50,281 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 23:25:50,281 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-18 23:25:50,281 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 23:25:50,282 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 23:25:50,282 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-08-18 23:25:50,282 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-08-18 23:25:50,282 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-18 23:25:50,282 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 126 133) no Hoare annotation was computed. [2020-08-18 23:25:50,282 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2020-08-18 23:25:50,282 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 126 133) the Hoare annotation is: true [2020-08-18 23:25:50,283 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 126 133) no Hoare annotation was computed. [2020-08-18 23:25:50,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 11:25:50 BoogieIcfgContainer [2020-08-18 23:25:50,296 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 23:25:50,298 INFO L168 Benchmark]: Toolchain (without parser) took 16559.32 ms. Allocated memory was 141.6 MB in the beginning and 503.8 MB in the end (delta: 362.3 MB). Free memory was 103.4 MB in the beginning and 93.1 MB in the end (delta: 10.3 MB). Peak memory consumption was 373.6 MB. Max. memory is 7.1 GB. [2020-08-18 23:25:50,299 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 141.6 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-18 23:25:50,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.41 ms. Allocated memory was 141.6 MB in the beginning and 203.9 MB in the end (delta: 62.4 MB). Free memory was 103.2 MB in the beginning and 172.8 MB in the end (delta: -69.7 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2020-08-18 23:25:50,301 INFO L168 Benchmark]: Boogie Preprocessor took 90.44 ms. Allocated memory is still 203.9 MB. Free memory was 172.8 MB in the beginning and 168.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-08-18 23:25:50,302 INFO L168 Benchmark]: RCFGBuilder took 1141.82 ms. Allocated memory was 203.9 MB in the beginning and 233.8 MB in the end (delta: 29.9 MB). Free memory was 168.2 MB in the beginning and 195.3 MB in the end (delta: -27.1 MB). Peak memory consumption was 80.0 MB. Max. memory is 7.1 GB. [2020-08-18 23:25:50,303 INFO L168 Benchmark]: TraceAbstraction took 14705.67 ms. Allocated memory was 233.8 MB in the beginning and 503.8 MB in the end (delta: 270.0 MB). Free memory was 193.9 MB in the beginning and 93.1 MB in the end (delta: 100.8 MB). Peak memory consumption was 371.8 MB. Max. memory is 7.1 GB. [2020-08-18 23:25:50,307 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 141.6 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 615.41 ms. Allocated memory was 141.6 MB in the beginning and 203.9 MB in the end (delta: 62.4 MB). Free memory was 103.2 MB in the beginning and 172.8 MB in the end (delta: -69.7 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.44 ms. Allocated memory is still 203.9 MB. Free memory was 172.8 MB in the beginning and 168.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1141.82 ms. Allocated memory was 203.9 MB in the beginning and 233.8 MB in the end (delta: 29.9 MB). Free memory was 168.2 MB in the beginning and 195.3 MB in the end (delta: -27.1 MB). Peak memory consumption was 80.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14705.67 ms. Allocated memory was 233.8 MB in the beginning and 503.8 MB in the end (delta: 270.0 MB). Free memory was 193.9 MB in the beginning and 93.1 MB in the end (delta: 100.8 MB). Peak memory consumption was 371.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 217 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.2s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 385 SDtfs, 502 SDslu, 449 SDs, 0 SdLazy, 1336 SolverSat, 295 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 121 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 120 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 47 LocationsWithAnnotation, 274 PreInvPairs, 314 NumberOfFragments, 606 HoareAnnotationTreeSize, 274 FomulaSimplifications, 10549 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 47 FomulaSimplificationsInter, 8469 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 72574 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...