/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:58:45,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:58:45,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:58:45,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:58:45,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:58:45,531 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:58:45,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:58:45,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:58:45,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:58:45,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:58:45,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:58:45,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:58:45,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:58:45,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:58:45,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:58:45,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:58:45,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:58:45,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:58:45,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:58:45,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:58:45,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:58:45,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:58:45,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:58:45,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:58:45,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:58:45,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:58:45,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:58:45,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:58:45,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:58:45,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:58:45,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:58:45,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:58:45,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:58:45,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:58:45,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:58:45,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:58:45,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:58:45,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:58:45,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:58:45,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:58:45,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:58:45,577 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 [2020-10-28 16:58:45,606 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:58:45,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:58:45,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:58:45,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:58:45,609 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:58:45,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:58:45,610 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:58:45,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:58:45,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:58:45,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:58:45,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:58:45,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:58:45,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:58:45,611 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:58:45,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:58:45,612 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:58:45,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:58:45,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:58:45,613 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:58:45,613 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:58:45,613 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:58:45,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:58:45,614 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:58:45,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:58:45,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:58:45,614 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:58:45,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:58:45,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:58:45,615 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:58:45,615 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:58:46,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:58:46,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:58:46,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:58:46,093 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:58:46,093 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:58:46,095 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c [2020-10-28 16:58:46,177 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d7fbc7b18/23331a5a0d074b08858c3bf6948fd196/FLAGa093e72eb [2020-10-28 16:58:46,882 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:58:46,883 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c [2020-10-28 16:58:46,899 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d7fbc7b18/23331a5a0d074b08858c3bf6948fd196/FLAGa093e72eb [2020-10-28 16:58:47,105 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d7fbc7b18/23331a5a0d074b08858c3bf6948fd196 [2020-10-28 16:58:47,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:58:47,119 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:58:47,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:58:47,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:58:47,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:58:47,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:58:47" (1/1) ... [2020-10-28 16:58:47,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36bf5314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:58:47, skipping insertion in model container [2020-10-28 16:58:47,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:58:47" (1/1) ... [2020-10-28 16:58:47,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:58:47,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:58:47,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:58:47,562 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:58:47,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:58:47,728 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:58:47,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:58:47 WrapperNode [2020-10-28 16:58:47,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:58:47,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:58:47,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:58:47,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:58:47,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:58:47" (1/1) ... [2020-10-28 16:58:47,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:58:47" (1/1) ... [2020-10-28 16:58:47,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:58:47" (1/1) ... [2020-10-28 16:58:47,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:58:47" (1/1) ... [2020-10-28 16:58:47,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:58:47" (1/1) ... [2020-10-28 16:58:47,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:58:47" (1/1) ... [2020-10-28 16:58:47,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:58:47" (1/1) ... [2020-10-28 16:58:47,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:58:47,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:58:47,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:58:47,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:58:47,860 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:58:47" (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 [2020-10-28 16:58:47,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:58:47,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:58:47,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:58:47,997 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:58:47,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-28 16:58:47,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:58:47,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:58:47,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:58:47,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:58:47,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:58:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:58:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:58:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:58:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:58:48,001 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:58:48,002 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:58:48,002 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:58:48,002 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:58:48,002 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:58:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-28 16:58:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:58:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:58:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:58:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:58:48,004 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:58:48,004 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 16:58:48,004 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:58:48,004 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:58:48,004 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:58:48,005 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:58:48,005 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:58:48,005 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:58:48,005 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:58:48,005 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:58:48,006 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:58:48,006 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:58:48,006 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:58:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:58:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:58:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:58:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:58:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:58:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:58:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:58:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:58:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:58:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-28 16:58:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:58:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:58:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:58:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:58:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:58:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:58:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:58:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:58:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:58:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:58:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:58:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:58:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:58:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:58:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:58:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:58:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:58:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:58:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:58:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:58:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:58:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:58:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:58:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:58:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:58:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:58:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:58:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:58:48,016 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:58:48,016 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:58:48,016 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:58:48,016 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:58:48,016 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:58:48,016 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 16:58:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:58:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-28 16:58:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:58:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:58:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:58:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:58:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:58:49,080 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:58:49,080 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:58:49,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:58:49 BoogieIcfgContainer [2020-10-28 16:58:49,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:58:49,085 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:58:49,085 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:58:49,089 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:58:49,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:58:47" (1/3) ... [2020-10-28 16:58:49,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31dbb6e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:58:49, skipping insertion in model container [2020-10-28 16:58:49,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:58:47" (2/3) ... [2020-10-28 16:58:49,091 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31dbb6e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:58:49, skipping insertion in model container [2020-10-28 16:58:49,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:58:49" (3/3) ... [2020-10-28 16:58:49,092 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product10.cil.c [2020-10-28 16:58:49,105 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:58:49,110 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:58:49,124 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:58:49,152 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:58:49,153 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:58:49,153 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:58:49,153 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:58:49,153 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:58:49,153 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:58:49,153 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:58:49,154 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:58:49,174 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states. [2020-10-28 16:58:49,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-28 16:58:49,183 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:58:49,184 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:58:49,184 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:58:49,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:58:49,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1718459105, now seen corresponding path program 1 times [2020-10-28 16:58:49,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:58:49,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1488401020] [2020-10-28 16:58:49,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:58:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:49,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:49,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:50,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:54,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:54,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 16:58:54,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:58:54,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 16:58:54,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:54,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:54,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:54,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 16:58:54,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:54,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-28 16:58:54,988 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:58:54,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:58:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:55,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-28 16:58:55,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:58:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:55,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:55,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:58:55,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:58:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:55,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:55,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:58:55,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:55,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:55,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:55,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:58:55,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:58:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:55,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:55,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:58:55,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 16:58:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:55,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:55,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:55,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:58:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:55,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:55,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:55,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:58:55,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:58:55,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1488401020] [2020-10-28 16:58:55,213 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:58:55,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 16:58:55,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966792041] [2020-10-28 16:58:55,220 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 16:58:55,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:58:55,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 16:58:55,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:58:55,238 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 3 states. [2020-10-28 16:58:56,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:58:56,299 INFO L93 Difference]: Finished difference Result 213 states and 286 transitions. [2020-10-28 16:58:56,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 16:58:56,301 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-28 16:58:56,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:58:56,314 INFO L225 Difference]: With dead ends: 213 [2020-10-28 16:58:56,314 INFO L226 Difference]: Without dead ends: 115 [2020-10-28 16:58:56,319 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:58:56,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-10-28 16:58:56,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 86. [2020-10-28 16:58:56,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-10-28 16:58:56,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 99 transitions. [2020-10-28 16:58:56,413 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 99 transitions. Word has length 47 [2020-10-28 16:58:56,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:58:56,415 INFO L481 AbstractCegarLoop]: Abstraction has 86 states and 99 transitions. [2020-10-28 16:58:56,415 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 16:58:56,415 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 99 transitions. [2020-10-28 16:58:56,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-28 16:58:56,420 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:58:56,424 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:58:56,425 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:58:56,425 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:58:56,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:58:56,426 INFO L82 PathProgramCache]: Analyzing trace with hash 807308256, now seen corresponding path program 1 times [2020-10-28 16:58:56,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:58:56,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [665826514] [2020-10-28 16:58:56,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:58:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:59,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:59,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:01,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:01,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 16:59:01,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:59:01,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 16:59:01,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:01,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:01,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:01,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:59:01,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:59:01,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:59:01,893 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:59:01,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:59:01,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:01,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:01,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:01,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:01,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:01,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 16:59:01,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:01,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:01,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:01,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:01,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:01,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:01,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:59:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:01,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:01,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:01,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:01,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:01,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:01,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:01,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:01,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:01,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:01,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:01,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:01,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:59:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:01,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:01,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:01,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:01,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:01,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:01,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:01,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:01,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:01,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:01,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:01,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:01,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:01,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:01,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:01,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:01,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:01,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:01,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:01,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:01,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:01,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:01,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:01,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:01,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:59:01,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:01,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:01,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:01,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:01,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:01,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:01,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:01,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:01,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:01,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:01,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:01,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:01,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 16:59:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:01,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:01,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:01,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:01,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:01,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:01,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:01,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:01,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:01,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:01,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:01,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:01,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:59:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:01,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:01,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:01,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:01,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:01,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:01,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:01,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:01,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:01,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:01,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:01,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:01,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:59:01,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [665826514] [2020-10-28 16:59:01,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:59:01,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:59:01,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442404653] [2020-10-28 16:59:01,989 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:59:01,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:59:01,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:59:01,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:59:01,990 INFO L87 Difference]: Start difference. First operand 86 states and 99 transitions. Second operand 4 states. [2020-10-28 16:59:02,591 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:59:03,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:59:03,122 INFO L93 Difference]: Finished difference Result 139 states and 169 transitions. [2020-10-28 16:59:03,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:59:03,122 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-10-28 16:59:03,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:59:03,125 INFO L225 Difference]: With dead ends: 139 [2020-10-28 16:59:03,125 INFO L226 Difference]: Without dead ends: 99 [2020-10-28 16:59:03,126 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:59:03,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-10-28 16:59:03,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 77. [2020-10-28 16:59:03,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-10-28 16:59:03,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 87 transitions. [2020-10-28 16:59:03,160 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 87 transitions. Word has length 48 [2020-10-28 16:59:03,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:59:03,161 INFO L481 AbstractCegarLoop]: Abstraction has 77 states and 87 transitions. [2020-10-28 16:59:03,161 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:59:03,161 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2020-10-28 16:59:03,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:59:03,163 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:59:03,163 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:59:03,163 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:59:03,163 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:59:03,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:59:03,164 INFO L82 PathProgramCache]: Analyzing trace with hash -281584583, now seen corresponding path program 1 times [2020-10-28 16:59:03,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:59:03,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2021251133] [2020-10-28 16:59:03,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:59:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:03,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:03,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:04,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:04,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:05,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:05,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-28 16:59:05,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:59:05,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2769 [2020-10-28 16:59:05,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:05,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:05,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:59:05,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:05,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-28 16:59:05,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:06,391 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:59:06,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:59:06,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:06,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:06,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:06,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:06,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:06,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-28 16:59:06,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:06,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:06,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:06,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:06,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:59:06,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:06,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:59:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:06,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:06,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:06,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:06,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:06,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:06,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:06,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:06,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:06,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:06,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:59:06,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:06,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:59:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:06,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:06,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:06,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:06,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:06,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:06,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:06,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:06,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:06,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:06,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:59:06,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:06,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:06,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:06,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:06,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:06,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:06,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:06,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:06,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:06,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:06,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:06,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:06,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:06,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:59:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:06,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:06,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:06,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:06,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:06,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:06,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:06,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:06,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:06,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:06,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:59:06,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:06,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:59:06,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:06,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:06,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:06,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:06,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:06,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:06,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:06,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:06,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:06,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:06,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:06,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:06,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:59:06,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:06,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:06,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:06,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:06,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:06,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:06,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:06,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:06,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:59:06,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:06,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:06,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:06,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:59:06,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2021251133] [2020-10-28 16:59:06,570 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:59:06,570 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 16:59:06,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895004751] [2020-10-28 16:59:06,571 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 16:59:06,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:59:06,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 16:59:06,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:59:06,572 INFO L87 Difference]: Start difference. First operand 77 states and 87 transitions. Second operand 7 states. [2020-10-28 16:59:07,184 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:59:08,327 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:08,777 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:09,182 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:59:09,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:59:09,347 INFO L93 Difference]: Finished difference Result 139 states and 170 transitions. [2020-10-28 16:59:09,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 16:59:09,349 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2020-10-28 16:59:09,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:59:09,349 INFO L225 Difference]: With dead ends: 139 [2020-10-28 16:59:09,349 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:59:09,354 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:59:09,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:59:09,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:59:09,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:59:09,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:59:09,355 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 53 [2020-10-28 16:59:09,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:59:09,355 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:59:09,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 16:59:09,356 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:59:09,356 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:59:09,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:59:09,361 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:59:10,495 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 15 [2020-10-28 16:59:10,802 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 15 [2020-10-28 16:59:11,069 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 15 [2020-10-28 16:59:11,306 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 8 [2020-10-28 16:59:11,567 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 15 [2020-10-28 16:59:11,822 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 8 [2020-10-28 16:59:12,065 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 15 [2020-10-28 16:59:12,314 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 8 [2020-10-28 16:59:12,638 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:59:12,912 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 8 [2020-10-28 16:59:13,187 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 15 [2020-10-28 16:59:13,461 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 8 [2020-10-28 16:59:13,716 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 15 [2020-10-28 16:59:14,029 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 8 [2020-10-28 16:59:14,331 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 15 [2020-10-28 16:59:14,335 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:59:14,335 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:59:14,335 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:59:14,336 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:59:14,336 INFO L274 CegarLoopResult]: For program point L154(lines 154 158) no Hoare annotation was computed. [2020-10-28 16:59:14,336 INFO L274 CegarLoopResult]: For program point L154-1(lines 154 158) no Hoare annotation was computed. [2020-10-28 16:59:14,336 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-28 16:59:14,336 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 123 178) no Hoare annotation was computed. [2020-10-28 16:59:14,336 INFO L274 CegarLoopResult]: For program point L148-2(lines 148 169) no Hoare annotation was computed. [2020-10-28 16:59:14,336 INFO L274 CegarLoopResult]: For program point L170(lines 147 171) no Hoare annotation was computed. [2020-10-28 16:59:14,336 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 123 178) no Hoare annotation was computed. [2020-10-28 16:59:14,337 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 123 178) no Hoare annotation was computed. [2020-10-28 16:59:14,337 INFO L274 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-10-28 16:59:14,337 INFO L274 CegarLoopResult]: For program point L224-1(line 224) no Hoare annotation was computed. [2020-10-28 16:59:14,337 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 179 238) no Hoare annotation was computed. [2020-10-28 16:59:14,337 INFO L274 CegarLoopResult]: For program point L211(lines 211 215) no Hoare annotation was computed. [2020-10-28 16:59:14,337 INFO L274 CegarLoopResult]: For program point L211-1(lines 211 215) no Hoare annotation was computed. [2020-10-28 16:59:14,337 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 179 238) no Hoare annotation was computed. [2020-10-28 16:59:14,337 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-28 16:59:14,337 INFO L274 CegarLoopResult]: For program point L205-2(lines 205 230) no Hoare annotation was computed. [2020-10-28 16:59:14,338 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 179 238) no Hoare annotation was computed. [2020-10-28 16:59:14,338 INFO L274 CegarLoopResult]: For program point L231(lines 204 232) no Hoare annotation was computed. [2020-10-28 16:59:14,338 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 854 860) the Hoare annotation is: true [2020-10-28 16:59:14,338 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 854 860) no Hoare annotation was computed. [2020-10-28 16:59:14,338 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 861 869) no Hoare annotation was computed. [2020-10-28 16:59:14,338 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 861 869) the Hoare annotation is: true [2020-10-28 16:59:14,338 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 861 869) no Hoare annotation was computed. [2020-10-28 16:59:14,338 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 45 69) the Hoare annotation is: true [2020-10-28 16:59:14,339 INFO L270 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-28 16:59:14,339 INFO L274 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2020-10-28 16:59:14,339 INFO L277 CegarLoopResult]: At program point L55(line 55) the Hoare annotation is: true [2020-10-28 16:59:14,339 INFO L274 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-10-28 16:59:14,339 INFO L274 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2020-10-28 16:59:14,339 INFO L274 CegarLoopResult]: For program point L53-1(lines 45 69) no Hoare annotation was computed. [2020-10-28 16:59:14,339 INFO L277 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: true [2020-10-28 16:59:14,339 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 45 69) no Hoare annotation was computed. [2020-10-28 16:59:14,339 INFO L274 CegarLoopResult]: For program point L51-1(line 51) no Hoare annotation was computed. [2020-10-28 16:59:14,340 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 526 548) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 16:59:14,340 INFO L270 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 16:59:14,340 INFO L270 CegarLoopResult]: At program point L538-1(line 538) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 16:59:14,340 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 526 548) no Hoare annotation was computed. [2020-10-28 16:59:14,340 INFO L274 CegarLoopResult]: For program point L536(lines 536 543) no Hoare annotation was computed. [2020-10-28 16:59:14,340 INFO L274 CegarLoopResult]: For program point L536-1(lines 536 543) no Hoare annotation was computed. [2020-10-28 16:59:14,340 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-28 16:59:14,341 INFO L270 CegarLoopResult]: At program point L533(line 533) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 16:59:14,341 INFO L270 CegarLoopResult]: At program point L532(line 532) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 16:59:14,341 INFO L270 CegarLoopResult]: At program point L532-1(line 532) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 16:59:14,341 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 526 548) no Hoare annotation was computed. [2020-10-28 16:59:14,341 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 481 504) no Hoare annotation was computed. [2020-10-28 16:59:14,341 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 481 504) no Hoare annotation was computed. [2020-10-28 16:59:14,342 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 481 504) no Hoare annotation was computed. [2020-10-28 16:59:14,342 INFO L274 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-28 16:59:14,342 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-28 16:59:14,342 INFO L274 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-28 16:59:14,342 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-28 16:59:14,342 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-28 16:59:14,342 INFO L274 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-28 16:59:14,342 INFO L274 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-28 16:59:14,342 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-28 16:59:14,343 INFO L274 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-10-28 16:59:14,343 INFO L274 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-28 16:59:14,343 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-28 16:59:14,343 INFO L274 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-10-28 16:59:14,343 INFO L274 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-28 16:59:14,343 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-28 16:59:14,343 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 590 597) no Hoare annotation was computed. [2020-10-28 16:59:14,343 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 590 597) no Hoare annotation was computed. [2020-10-28 16:59:14,343 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 590 597) no Hoare annotation was computed. [2020-10-28 16:59:14,344 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 635 643) no Hoare annotation was computed. [2020-10-28 16:59:14,344 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 635 643) the Hoare annotation is: true [2020-10-28 16:59:14,344 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 635 643) no Hoare annotation was computed. [2020-10-28 16:59:14,344 INFO L274 CegarLoopResult]: For program point L674-1(line 674) no Hoare annotation was computed. [2020-10-28 16:59:14,344 INFO L274 CegarLoopResult]: For program point L663(lines 663 671) no Hoare annotation was computed. [2020-10-28 16:59:14,344 INFO L274 CegarLoopResult]: For program point L663-2(lines 663 671) no Hoare annotation was computed. [2020-10-28 16:59:14,344 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 644 679) no Hoare annotation was computed. [2020-10-28 16:59:14,344 INFO L274 CegarLoopResult]: For program point L651(lines 651 659) no Hoare annotation was computed. [2020-10-28 16:59:14,344 INFO L274 CegarLoopResult]: For program point L651-2(lines 651 659) no Hoare annotation was computed. [2020-10-28 16:59:14,344 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 644 679) no Hoare annotation was computed. [2020-10-28 16:59:14,344 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 644 679) no Hoare annotation was computed. [2020-10-28 16:59:14,344 INFO L274 CegarLoopResult]: For program point L674(line 674) no Hoare annotation was computed. [2020-10-28 16:59:14,344 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 847 853) no Hoare annotation was computed. [2020-10-28 16:59:14,345 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 847 853) the Hoare annotation is: true [2020-10-28 16:59:14,345 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 77 122) no Hoare annotation was computed. [2020-10-28 16:59:14,345 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 77 122) no Hoare annotation was computed. [2020-10-28 16:59:14,345 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 77 122) no Hoare annotation was computed. [2020-10-28 16:59:14,345 INFO L274 CegarLoopResult]: For program point L414(lines 414 415) no Hoare annotation was computed. [2020-10-28 16:59:14,345 INFO L274 CegarLoopResult]: For program point L410(lines 410 417) no Hoare annotation was computed. [2020-10-28 16:59:14,345 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 390 435) no Hoare annotation was computed. [2020-10-28 16:59:14,345 INFO L274 CegarLoopResult]: For program point L404(lines 404 424) no Hoare annotation was computed. [2020-10-28 16:59:14,345 INFO L274 CegarLoopResult]: For program point L404-1(lines 404 424) no Hoare annotation was computed. [2020-10-28 16:59:14,345 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 414 415) no Hoare annotation was computed. [2020-10-28 16:59:14,346 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 421 422) no Hoare annotation was computed. [2020-10-28 16:59:14,346 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 390 435) no Hoare annotation was computed. [2020-10-28 16:59:14,346 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 390 435) no Hoare annotation was computed. [2020-10-28 16:59:14,346 INFO L274 CegarLoopResult]: For program point L421(lines 421 422) no Hoare annotation was computed. [2020-10-28 16:59:14,346 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 513 522) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 16:59:14,346 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 513 522) no Hoare annotation was computed. [2020-10-28 16:59:14,346 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 513 522) no Hoare annotation was computed. [2020-10-28 16:59:14,346 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 624 634) no Hoare annotation was computed. [2020-10-28 16:59:14,346 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 624 634) no Hoare annotation was computed. [2020-10-28 16:59:14,346 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 624 634) no Hoare annotation was computed. [2020-10-28 16:59:14,347 INFO L274 CegarLoopResult]: For program point L629(line 629) no Hoare annotation was computed. [2020-10-28 16:59:14,347 INFO L274 CegarLoopResult]: For program point L629-1(line 629) no Hoare annotation was computed. [2020-10-28 16:59:14,347 INFO L274 CegarLoopResult]: For program point deactivatePumpENTRY(lines 616 623) no Hoare annotation was computed. [2020-10-28 16:59:14,347 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 616 623) no Hoare annotation was computed. [2020-10-28 16:59:14,347 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 616 623) no Hoare annotation was computed. [2020-10-28 16:59:14,347 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 583 589) no Hoare annotation was computed. [2020-10-28 16:59:14,347 INFO L277 CegarLoopResult]: At program point processEnvironmentFINAL(lines 583 589) the Hoare annotation is: true [2020-10-28 16:59:14,347 INFO L274 CegarLoopResult]: For program point L737(lines 737 741) no Hoare annotation was computed. [2020-10-28 16:59:14,347 INFO L270 CegarLoopResult]: At program point testENTRY(lines 689 754) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 16:59:14,348 INFO L270 CegarLoopResult]: At program point L737-2(lines 729 742) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 16:59:14,348 INFO L274 CegarLoopResult]: For program point L700(lines 699 746) no Hoare annotation was computed. [2020-10-28 16:59:14,348 INFO L270 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 16:59:14,348 INFO L274 CegarLoopResult]: For program point L729(lines 729 742) no Hoare annotation was computed. [2020-10-28 16:59:14,348 INFO L274 CegarLoopResult]: For program point testFINAL(lines 689 754) no Hoare annotation was computed. [2020-10-28 16:59:14,348 INFO L270 CegarLoopResult]: At program point L721(line 721) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 16:59:14,348 INFO L274 CegarLoopResult]: For program point L719(lines 719 725) no Hoare annotation was computed. [2020-10-28 16:59:14,348 INFO L274 CegarLoopResult]: For program point L719-1(lines 719 725) no Hoare annotation was computed. [2020-10-28 16:59:14,349 INFO L270 CegarLoopResult]: At program point L744(lines 699 746) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 16:59:14,349 INFO L270 CegarLoopResult]: At program point L711(line 711) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 16:59:14,349 INFO L274 CegarLoopResult]: For program point L709(lines 709 715) no Hoare annotation was computed. [2020-10-28 16:59:14,349 INFO L274 CegarLoopResult]: For program point L709-1(lines 709 715) no Hoare annotation was computed. [2020-10-28 16:59:14,349 INFO L274 CegarLoopResult]: For program point L701(lines 701 705) no Hoare annotation was computed. [2020-10-28 16:59:14,349 INFO L270 CegarLoopResult]: At program point L747(lines 698 748) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-28 16:59:14,349 INFO L274 CegarLoopResult]: For program point testEXIT(lines 689 754) no Hoare annotation was computed. [2020-10-28 16:59:14,349 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 368 369) no Hoare annotation was computed. [2020-10-28 16:59:14,350 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 375 376) no Hoare annotation was computed. [2020-10-28 16:59:14,350 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 344 389) no Hoare annotation was computed. [2020-10-28 16:59:14,350 INFO L274 CegarLoopResult]: For program point L375(lines 375 376) no Hoare annotation was computed. [2020-10-28 16:59:14,350 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 344 389) no Hoare annotation was computed. [2020-10-28 16:59:14,350 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 344 389) no Hoare annotation was computed. [2020-10-28 16:59:14,350 INFO L274 CegarLoopResult]: For program point L368(lines 368 369) no Hoare annotation was computed. [2020-10-28 16:59:14,350 INFO L274 CegarLoopResult]: For program point L364(lines 364 371) no Hoare annotation was computed. [2020-10-28 16:59:14,350 INFO L274 CegarLoopResult]: For program point L358(lines 358 378) no Hoare annotation was computed. [2020-10-28 16:59:14,350 INFO L274 CegarLoopResult]: For program point L358-1(lines 358 378) no Hoare annotation was computed. [2020-10-28 16:59:14,351 INFO L274 CegarLoopResult]: For program point L811(lines 811 819) no Hoare annotation was computed. [2020-10-28 16:59:14,351 INFO L274 CegarLoopResult]: For program point L811-2(lines 811 819) no Hoare annotation was computed. [2020-10-28 16:59:14,351 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 803 825) no Hoare annotation was computed. [2020-10-28 16:59:14,351 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 803 825) no Hoare annotation was computed. [2020-10-28 16:59:14,351 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 803 825) no Hoare annotation was computed. [2020-10-28 16:59:14,351 INFO L274 CegarLoopResult]: For program point L322-1(line 322) no Hoare annotation was computed. [2020-10-28 16:59:14,351 INFO L274 CegarLoopResult]: For program point L287(lines 287 328) no Hoare annotation was computed. [2020-10-28 16:59:14,351 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 241 343) no Hoare annotation was computed. [2020-10-28 16:59:14,351 INFO L274 CegarLoopResult]: For program point L306(line 306) no Hoare annotation was computed. [2020-10-28 16:59:14,351 INFO L274 CegarLoopResult]: For program point L306-1(line 306) no Hoare annotation was computed. [2020-10-28 16:59:14,352 INFO L274 CegarLoopResult]: For program point L265(lines 265 269) no Hoare annotation was computed. [2020-10-28 16:59:14,352 INFO L274 CegarLoopResult]: For program point L329(lines 329 340) no Hoare annotation was computed. [2020-10-28 16:59:14,352 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 241 343) no Hoare annotation was computed. [2020-10-28 16:59:14,352 INFO L274 CegarLoopResult]: For program point L292(lines 292 296) no Hoare annotation was computed. [2020-10-28 16:59:14,352 INFO L274 CegarLoopResult]: For program point L290-2(lines 290 310) no Hoare annotation was computed. [2020-10-28 16:59:14,352 INFO L274 CegarLoopResult]: For program point L311(lines 289 312) no Hoare annotation was computed. [2020-10-28 16:59:14,352 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 241 343) no Hoare annotation was computed. [2020-10-28 16:59:14,352 INFO L274 CegarLoopResult]: For program point L270(lines 270 286) no Hoare annotation was computed. [2020-10-28 16:59:14,352 INFO L274 CegarLoopResult]: For program point L330(lines 330 337) no Hoare annotation was computed. [2020-10-28 16:59:14,353 INFO L274 CegarLoopResult]: For program point L291(lines 290 310) no Hoare annotation was computed. [2020-10-28 16:59:14,353 INFO L274 CegarLoopResult]: For program point L322(line 322) no Hoare annotation was computed. [2020-10-28 16:59:14,353 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 837 846) no Hoare annotation was computed. [2020-10-28 16:59:14,353 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 837 846) no Hoare annotation was computed. [2020-10-28 16:59:14,353 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 837 846) no Hoare annotation was computed. [2020-10-28 16:59:14,353 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:59:14,353 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:59:14,354 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:59:14,354 INFO L274 CegarLoopResult]: For program point L610-1(lines 599 615) no Hoare annotation was computed. [2020-10-28 16:59:14,354 INFO L274 CegarLoopResult]: For program point L606(lines 606 612) no Hoare annotation was computed. [2020-10-28 16:59:14,354 INFO L274 CegarLoopResult]: For program point L604(line 604) no Hoare annotation was computed. [2020-10-28 16:59:14,354 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 599 615) no Hoare annotation was computed. [2020-10-28 16:59:14,354 INFO L274 CegarLoopResult]: For program point L604-1(line 604) no Hoare annotation was computed. [2020-10-28 16:59:14,354 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 599 615) no Hoare annotation was computed. [2020-10-28 16:59:14,354 INFO L274 CegarLoopResult]: For program point L610(line 610) no Hoare annotation was computed. [2020-10-28 16:59:14,354 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 826 834) the Hoare annotation is: true [2020-10-28 16:59:14,355 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 826 834) no Hoare annotation was computed. [2020-10-28 16:59:14,355 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 826 834) no Hoare annotation was computed. [2020-10-28 16:59:14,355 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:59:14,355 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:59:14,355 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:59:14,355 INFO L274 CegarLoopResult]: For program point L786-1(lines 782 793) no Hoare annotation was computed. [2020-10-28 16:59:14,355 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 782 793) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 16:59:14,355 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 782 793) no Hoare annotation was computed. [2020-10-28 16:59:14,355 INFO L270 CegarLoopResult]: At program point L572(line 572) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-28 16:59:14,356 INFO L270 CegarLoopResult]: At program point L570(lines 570 576) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-28 16:59:14,356 INFO L270 CegarLoopResult]: At program point L565(line 565) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-28 16:59:14,356 INFO L274 CegarLoopResult]: For program point L563(lines 562 581) no Hoare annotation was computed. [2020-10-28 16:59:14,356 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 559 582) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-28 16:59:14,356 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 559 582) no Hoare annotation was computed. [2020-10-28 16:59:14,356 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 559 582) no Hoare annotation was computed. [2020-10-28 16:59:14,356 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 448 477) no Hoare annotation was computed. [2020-10-28 16:59:14,356 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 448 477) the Hoare annotation is: true [2020-10-28 16:59:14,356 INFO L277 CegarLoopResult]: At program point L473(lines 448 477) the Hoare annotation is: true [2020-10-28 16:59:14,357 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-28 16:59:14,357 INFO L274 CegarLoopResult]: For program point L462(lines 462 466) no Hoare annotation was computed. [2020-10-28 16:59:14,357 INFO L277 CegarLoopResult]: At program point L462-1(lines 462 466) the Hoare annotation is: true [2020-10-28 16:59:14,357 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-28 16:59:14,357 INFO L277 CegarLoopResult]: At program point L458-2(lines 458 472) the Hoare annotation is: true [2020-10-28 16:59:14,357 INFO L277 CegarLoopResult]: At program point L454(line 454) the Hoare annotation is: true [2020-10-28 16:59:14,357 INFO L274 CegarLoopResult]: For program point L454-1(line 454) no Hoare annotation was computed. [2020-10-28 16:59:14,357 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 794 802) no Hoare annotation was computed. [2020-10-28 16:59:14,357 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 794 802) no Hoare annotation was computed. [2020-10-28 16:59:14,357 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 794 802) no Hoare annotation was computed. [2020-10-28 16:59:14,358 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 758 769) the Hoare annotation is: true [2020-10-28 16:59:14,358 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 758 769) no Hoare annotation was computed. [2020-10-28 16:59:14,358 INFO L274 CegarLoopResult]: For program point L762-1(lines 758 769) no Hoare annotation was computed. [2020-10-28 16:59:14,358 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 505 511) no Hoare annotation was computed. [2020-10-28 16:59:14,358 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 505 511) the Hoare annotation is: true [2020-10-28 16:59:14,358 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:59:14,358 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-28 16:59:14,358 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:59:14,358 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:59:14,358 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 680 687) no Hoare annotation was computed. [2020-10-28 16:59:14,359 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 680 687) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-28 16:59:14,359 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 680 687) no Hoare annotation was computed. [2020-10-28 16:59:14,359 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 770 781) no Hoare annotation was computed. [2020-10-28 16:59:14,359 INFO L274 CegarLoopResult]: For program point L774-1(lines 770 781) no Hoare annotation was computed. [2020-10-28 16:59:14,359 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 770 781) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-28 16:59:14,359 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 437 444) no Hoare annotation was computed. [2020-10-28 16:59:14,359 INFO L274 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-10-28 16:59:14,359 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 437 444) the Hoare annotation is: true [2020-10-28 16:59:14,359 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 437 444) no Hoare annotation was computed. [2020-10-28 16:59:14,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:59:14 BoogieIcfgContainer [2020-10-28 16:59:14,376 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:59:14,378 INFO L168 Benchmark]: Toolchain (without parser) took 27263.76 ms. Allocated memory was 125.8 MB in the beginning and 488.6 MB in the end (delta: 362.8 MB). Free memory was 99.6 MB in the beginning and 196.8 MB in the end (delta: -97.2 MB). Peak memory consumption was 290.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:59:14,378 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 125.8 MB. Free memory is still 87.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:59:14,379 INFO L168 Benchmark]: CACSL2BoogieTranslator took 608.06 ms. Allocated memory is still 125.8 MB. Free memory was 99.0 MB in the beginning and 78.7 MB in the end (delta: 20.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:59:14,380 INFO L168 Benchmark]: Boogie Preprocessor took 127.08 ms. Allocated memory is still 125.8 MB. Free memory was 78.7 MB in the beginning and 75.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:59:14,381 INFO L168 Benchmark]: RCFGBuilder took 1224.18 ms. Allocated memory was 125.8 MB in the beginning and 161.5 MB in the end (delta: 35.7 MB). Free memory was 75.0 MB in the beginning and 105.3 MB in the end (delta: -30.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 8.0 GB. [2020-10-28 16:59:14,382 INFO L168 Benchmark]: TraceAbstraction took 25291.05 ms. Allocated memory was 161.5 MB in the beginning and 488.6 MB in the end (delta: 327.2 MB). Free memory was 104.8 MB in the beginning and 196.8 MB in the end (delta: -92.0 MB). Peak memory consumption was 258.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:59:14,386 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 125.8 MB. Free memory is still 87.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 608.06 ms. Allocated memory is still 125.8 MB. Free memory was 99.0 MB in the beginning and 78.7 MB in the end (delta: 20.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 127.08 ms. Allocated memory is still 125.8 MB. Free memory was 78.7 MB in the beginning and 75.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1224.18 ms. Allocated memory was 125.8 MB in the beginning and 161.5 MB in the end (delta: 35.7 MB). Free memory was 75.0 MB in the beginning and 105.3 MB in the end (delta: -30.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 25291.05 ms. Allocated memory was 161.5 MB in the beginning and 488.6 MB in the end (delta: 327.2 MB). Free memory was 104.8 MB in the beginning and 196.8 MB in the end (delta: -92.0 MB). Peak memory consumption was 258.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 375]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 368]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 414]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 421]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) || splverifierCounter <= 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 217 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.2s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 5.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 218 SDtfs, 207 SDslu, 87 SDs, 0 SdLazy, 442 SolverSat, 120 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=132occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 51 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 112 PreInvPairs, 128 NumberOfFragments, 444 HoareAnnotationTreeSize, 112 FomulaSimplifications, 3105 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 43 FomulaSimplificationsInter, 4882 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.5s InterpolantComputationTime, 148 NumberOfCodeBlocks, 148 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 40314 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...