java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:21:45,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:21:45,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:21:45,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:21:45,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:21:45,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:21:45,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:21:45,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:21:45,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:21:45,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:21:45,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:21:45,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:21:45,815 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:21:45,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:21:45,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:21:45,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:21:45,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:21:45,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:21:45,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:21:45,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:21:45,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:21:45,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:21:45,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:21:45,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:21:45,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:21:45,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:21:45,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:21:45,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:21:45,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:21:45,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:21:45,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:21:45,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:21:45,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:21:45,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:21:45,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:21:45,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:21:45,840 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:21:45,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:21:45,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:21:45,843 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:21:45,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:21:45,847 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 21:21:45,867 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:21:45,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:21:45,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:21:45,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:21:45,869 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:21:45,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:21:45,870 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:21:45,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:21:45,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:21:45,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:21:45,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:21:45,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:21:45,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:21:45,872 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:21:45,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:21:45,873 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:21:45,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:21:45,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:21:45,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:21:45,874 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:21:45,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:21:45,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:45,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:21:45,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:21:45,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:21:45,875 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:21:45,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:21:45,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:21:45,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:21:46,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:21:46,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:21:46,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:21:46,168 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:21:46,169 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:21:46,170 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-10-13 21:21:46,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df9d9e3e3/05f124d507074e6aadc94a3b7f33382d/FLAGe64d424e5 [2019-10-13 21:21:46,836 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:21:46,836 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-10-13 21:21:46,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df9d9e3e3/05f124d507074e6aadc94a3b7f33382d/FLAGe64d424e5 [2019-10-13 21:21:47,208 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df9d9e3e3/05f124d507074e6aadc94a3b7f33382d [2019-10-13 21:21:47,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:21:47,221 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:21:47,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:47,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:21:47,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:21:47,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:47" (1/1) ... [2019-10-13 21:21:47,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4200ab6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:47, skipping insertion in model container [2019-10-13 21:21:47,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:47" (1/1) ... [2019-10-13 21:21:47,238 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:21:47,302 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:21:47,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:47,730 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:21:47,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:47,879 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:21:47,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:47 WrapperNode [2019-10-13 21:21:47,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:47,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:21:47,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:21:47,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:21:47,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:47" (1/1) ... [2019-10-13 21:21:47,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:47" (1/1) ... [2019-10-13 21:21:47,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:47" (1/1) ... [2019-10-13 21:21:47,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:47" (1/1) ... [2019-10-13 21:21:47,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:47" (1/1) ... [2019-10-13 21:21:47,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:47" (1/1) ... [2019-10-13 21:21:47,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:47" (1/1) ... [2019-10-13 21:21:47,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:21:47,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:21:47,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:21:47,962 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:21:47,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:48,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:21:48,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:21:48,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:48,029 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:21:48,029 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:21:48,029 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:21:48,029 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:21:48,029 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:21:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:21:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:21:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:21:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:21:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:21:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:21:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:21:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:21:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:21:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:21:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:21:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:21:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 21:21:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:21:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-13 21:21:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:21:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:21:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:21:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:21:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:21:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:21:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:21:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:21:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:21:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:21:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:21:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:21:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:21:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:21:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:21:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:21:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:21:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:21:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:21:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:21:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:21:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:21:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:21:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:21:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:21:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:21:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:21:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:21:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:21:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:21:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:21:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:21:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:21:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:21:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:21:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:21:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:21:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:21:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:21:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:21:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:21:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:21:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:21:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:21:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:21:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:21:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:21:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:21:48,042 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:21:48,042 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 21:21:48,042 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:21:48,042 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-13 21:21:48,042 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:21:48,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:21:48,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:21:48,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:21:49,194 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:21:49,194 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:21:49,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:49 BoogieIcfgContainer [2019-10-13 21:21:49,196 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:21:49,198 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:21:49,199 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:21:49,202 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:21:49,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:21:47" (1/3) ... [2019-10-13 21:21:49,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@528d72b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:49, skipping insertion in model container [2019-10-13 21:21:49,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:47" (2/3) ... [2019-10-13 21:21:49,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@528d72b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:49, skipping insertion in model container [2019-10-13 21:21:49,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:49" (3/3) ... [2019-10-13 21:21:49,207 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product13.cil.c [2019-10-13 21:21:49,217 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:21:49,226 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:21:49,237 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:21:49,276 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:21:49,276 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:21:49,276 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:21:49,277 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:21:49,277 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:21:49,277 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:21:49,277 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:21:49,278 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:21:49,305 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2019-10-13 21:21:49,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 21:21:49,314 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:49,315 INFO L380 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] [2019-10-13 21:21:49,317 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:49,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:49,322 INFO L82 PathProgramCache]: Analyzing trace with hash -32218829, now seen corresponding path program 1 times [2019-10-13 21:21:49,331 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:49,331 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757944254] [2019-10-13 21:21:49,332 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:49,332 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:49,332 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:49,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:49,687 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757944254] [2019-10-13 21:21:49,689 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:49,690 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:21:49,690 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276817571] [2019-10-13 21:21:49,696 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:21:49,698 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:49,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:21:49,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:49,716 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 2 states. [2019-10-13 21:21:49,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:49,755 INFO L93 Difference]: Finished difference Result 204 states and 253 transitions. [2019-10-13 21:21:49,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:21:49,757 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 21:21:49,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:49,770 INFO L225 Difference]: With dead ends: 204 [2019-10-13 21:21:49,771 INFO L226 Difference]: Without dead ends: 102 [2019-10-13 21:21:49,775 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:49,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2019-10-13 21:21:49,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2019-10-13 21:21:49,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-10-13 21:21:49,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2019-10-13 21:21:49,830 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 46 [2019-10-13 21:21:49,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:49,830 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2019-10-13 21:21:49,831 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:21:49,831 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2019-10-13 21:21:49,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 21:21:49,834 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:49,835 INFO L380 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] [2019-10-13 21:21:49,835 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:49,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:49,836 INFO L82 PathProgramCache]: Analyzing trace with hash -83452995, now seen corresponding path program 1 times [2019-10-13 21:21:49,836 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:49,836 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873080099] [2019-10-13 21:21:49,836 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:49,837 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:49,837 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:49,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:49,947 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873080099] [2019-10-13 21:21:49,947 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:49,947 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:21:49,948 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197539729] [2019-10-13 21:21:49,950 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:21:49,950 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:49,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:21:49,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:49,953 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 3 states. [2019-10-13 21:21:50,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:50,003 INFO L93 Difference]: Finished difference Result 153 states and 175 transitions. [2019-10-13 21:21:50,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:21:50,005 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 21:21:50,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:50,008 INFO L225 Difference]: With dead ends: 153 [2019-10-13 21:21:50,008 INFO L226 Difference]: Without dead ends: 93 [2019-10-13 21:21:50,009 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:50,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2019-10-13 21:21:50,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2019-10-13 21:21:50,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2019-10-13 21:21:50,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 106 transitions. [2019-10-13 21:21:50,032 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 106 transitions. Word has length 47 [2019-10-13 21:21:50,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:50,033 INFO L462 AbstractCegarLoop]: Abstraction has 93 states and 106 transitions. [2019-10-13 21:21:50,033 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:21:50,033 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 106 transitions. [2019-10-13 21:21:50,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:21:50,035 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:50,036 INFO L380 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] [2019-10-13 21:21:50,036 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:50,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:50,036 INFO L82 PathProgramCache]: Analyzing trace with hash 474814694, now seen corresponding path program 1 times [2019-10-13 21:21:50,037 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:50,037 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380269955] [2019-10-13 21:21:50,037 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:50,037 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:50,037 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:50,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:50,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:50,200 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380269955] [2019-10-13 21:21:50,201 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:50,201 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:21:50,201 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804966697] [2019-10-13 21:21:50,202 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:21:50,202 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:50,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:21:50,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:21:50,203 INFO L87 Difference]: Start difference. First operand 93 states and 106 transitions. Second operand 7 states. [2019-10-13 21:21:50,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:50,498 INFO L93 Difference]: Finished difference Result 162 states and 189 transitions. [2019-10-13 21:21:50,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:21:50,499 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-13 21:21:50,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:50,501 INFO L225 Difference]: With dead ends: 162 [2019-10-13 21:21:50,501 INFO L226 Difference]: Without dead ends: 93 [2019-10-13 21:21:50,502 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:21:50,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2019-10-13 21:21:50,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2019-10-13 21:21:50,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2019-10-13 21:21:50,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 105 transitions. [2019-10-13 21:21:50,521 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 105 transitions. Word has length 51 [2019-10-13 21:21:50,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:50,521 INFO L462 AbstractCegarLoop]: Abstraction has 93 states and 105 transitions. [2019-10-13 21:21:50,521 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:21:50,522 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2019-10-13 21:21:50,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-13 21:21:50,524 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:50,526 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:50,527 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:50,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:50,527 INFO L82 PathProgramCache]: Analyzing trace with hash -634354162, now seen corresponding path program 1 times [2019-10-13 21:21:50,527 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:50,528 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11538899] [2019-10-13 21:21:50,528 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:50,528 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:50,529 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:50,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:50,786 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11538899] [2019-10-13 21:21:50,786 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:50,786 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 21:21:50,787 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713148213] [2019-10-13 21:21:50,787 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 21:21:50,787 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:50,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 21:21:50,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:21:50,788 INFO L87 Difference]: Start difference. First operand 93 states and 105 transitions. Second operand 10 states. [2019-10-13 21:21:51,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:51,293 INFO L93 Difference]: Finished difference Result 280 states and 341 transitions. [2019-10-13 21:21:51,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 21:21:51,294 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 59 [2019-10-13 21:21:51,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:51,298 INFO L225 Difference]: With dead ends: 280 [2019-10-13 21:21:51,298 INFO L226 Difference]: Without dead ends: 211 [2019-10-13 21:21:51,299 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-13 21:21:51,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2019-10-13 21:21:51,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 207. [2019-10-13 21:21:51,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-10-13 21:21:51,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 243 transitions. [2019-10-13 21:21:51,326 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 243 transitions. Word has length 59 [2019-10-13 21:21:51,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:51,327 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 243 transitions. [2019-10-13 21:21:51,327 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 21:21:51,327 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 243 transitions. [2019-10-13 21:21:51,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-13 21:21:51,334 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:51,334 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:51,334 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:51,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:51,335 INFO L82 PathProgramCache]: Analyzing trace with hash -1803036166, now seen corresponding path program 1 times [2019-10-13 21:21:51,335 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:51,335 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906411436] [2019-10-13 21:21:51,336 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:51,336 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:51,336 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:51,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:51,450 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906411436] [2019-10-13 21:21:51,450 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:51,451 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:21:51,451 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005750899] [2019-10-13 21:21:51,451 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:21:51,452 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:51,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:21:51,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:51,453 INFO L87 Difference]: Start difference. First operand 207 states and 243 transitions. Second operand 3 states. [2019-10-13 21:21:51,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:51,476 INFO L93 Difference]: Finished difference Result 332 states and 400 transitions. [2019-10-13 21:21:51,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:21:51,477 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2019-10-13 21:21:51,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:51,479 INFO L225 Difference]: With dead ends: 332 [2019-10-13 21:21:51,479 INFO L226 Difference]: Without dead ends: 149 [2019-10-13 21:21:51,483 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:51,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2019-10-13 21:21:51,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2019-10-13 21:21:51,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2019-10-13 21:21:51,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 167 transitions. [2019-10-13 21:21:51,519 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 167 transitions. Word has length 67 [2019-10-13 21:21:51,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:51,519 INFO L462 AbstractCegarLoop]: Abstraction has 149 states and 167 transitions. [2019-10-13 21:21:51,519 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:21:51,520 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 167 transitions. [2019-10-13 21:21:51,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-10-13 21:21:51,523 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:51,524 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:51,524 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:51,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:51,524 INFO L82 PathProgramCache]: Analyzing trace with hash 1969970811, now seen corresponding path program 1 times [2019-10-13 21:21:51,525 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:51,525 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789177082] [2019-10-13 21:21:51,526 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:51,526 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:51,526 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:51,688 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-13 21:21:51,688 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789177082] [2019-10-13 21:21:51,689 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1880558632] [2019-10-13 21:21:51,689 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:21:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:51,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-13 21:21:51,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:21:52,061 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 21:21:52,061 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:21:52,187 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:21:52,199 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:21:52,326 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-13 21:21:52,326 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [331049307] [2019-10-13 21:21:52,333 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 99 [2019-10-13 21:21:52,374 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-13 21:21:52,374 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-13 21:21:52,447 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-13 21:21:52,449 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 68 root evaluator evaluations with a maximum evaluation depth of 0. Performed 68 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 126 variables. [2019-10-13 21:21:52,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:52,454 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-13 21:21:52,514 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-13 21:21:52,514 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-10-13 21:21:52,517 INFO L553 sIntCurrentIteration]: We unified 97 AI predicates to 97 [2019-10-13 21:21:52,518 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-13 21:21:52,518 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-13 21:21:52,519 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7, 7, 8] total 15 [2019-10-13 21:21:52,519 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021808282] [2019-10-13 21:21:52,520 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:21:52,521 INFO L137 tionRefinementEngine]: Using predicate unifier AbsIntPredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:52,521 INFO L124 tionRefinementEngine]: Using hoare triple checker CachingHoareTripleCheckerMap provided by strategy [2019-10-13 21:21:52,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:21:52,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:52,521 INFO L87 Difference]: Start difference. First operand 149 states and 167 transitions. Second operand 2 states. [2019-10-13 21:21:52,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:52,525 INFO L93 Difference]: Finished difference Result 149 states and 167 transitions. [2019-10-13 21:21:52,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:21:52,525 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 98 [2019-10-13 21:21:52,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:52,525 INFO L225 Difference]: With dead ends: 149 [2019-10-13 21:21:52,525 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:21:52,526 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:52,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:21:52,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:21:52,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:21:52,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:21:52,527 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2019-10-13 21:21:52,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:52,528 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:21:52,528 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:21:52,528 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:21:52,528 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:21:52,734 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:21:52,740 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:21:52,933 INFO L443 ceAbstractionStarter]: For program point L225(lines 202 226) no Hoare annotation was computed. [2019-10-13 21:21:52,933 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 178 233) no Hoare annotation was computed. [2019-10-13 21:21:52,934 INFO L443 ceAbstractionStarter]: For program point L209(lines 209 213) no Hoare annotation was computed. [2019-10-13 21:21:52,934 INFO L443 ceAbstractionStarter]: For program point L209-1(lines 209 213) no Hoare annotation was computed. [2019-10-13 21:21:52,934 INFO L443 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-10-13 21:21:52,934 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 224) no Hoare annotation was computed. [2019-10-13 21:21:52,934 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 178 233) no Hoare annotation was computed. [2019-10-13 21:21:52,934 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 178 233) no Hoare annotation was computed. [2019-10-13 21:21:52,934 INFO L443 ceAbstractionStarter]: For program point L286(lines 259 287) no Hoare annotation was computed. [2019-10-13 21:21:52,935 INFO L443 ceAbstractionStarter]: For program point L279(line 279) no Hoare annotation was computed. [2019-10-13 21:21:52,935 INFO L443 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2019-10-13 21:21:52,935 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 234 293) no Hoare annotation was computed. [2019-10-13 21:21:52,935 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 234 293) no Hoare annotation was computed. [2019-10-13 21:21:52,935 INFO L443 ceAbstractionStarter]: For program point L266(lines 266 270) no Hoare annotation was computed. [2019-10-13 21:21:52,935 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 234 293) no Hoare annotation was computed. [2019-10-13 21:21:52,935 INFO L443 ceAbstractionStarter]: For program point L266-1(lines 266 270) no Hoare annotation was computed. [2019-10-13 21:21:52,936 INFO L443 ceAbstractionStarter]: For program point L261(line 261) no Hoare annotation was computed. [2019-10-13 21:21:52,936 INFO L443 ceAbstractionStarter]: For program point L260-2(lines 260 285) no Hoare annotation was computed. [2019-10-13 21:21:52,936 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 865 871) the Hoare annotation is: true [2019-10-13 21:21:52,939 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 865 871) no Hoare annotation was computed. [2019-10-13 21:21:52,939 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 872 880) no Hoare annotation was computed. [2019-10-13 21:21:52,939 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 872 880) the Hoare annotation is: true [2019-10-13 21:21:52,939 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 872 880) no Hoare annotation was computed. [2019-10-13 21:21:52,940 INFO L446 ceAbstractionStarter]: At program point L512(line 512) the Hoare annotation is: true [2019-10-13 21:21:52,940 INFO L443 ceAbstractionStarter]: For program point L512-1(line 512) no Hoare annotation was computed. [2019-10-13 21:21:52,940 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 502 526) the Hoare annotation is: true [2019-10-13 21:21:52,940 INFO L443 ceAbstractionStarter]: For program point L510(lines 510 523) no Hoare annotation was computed. [2019-10-13 21:21:52,940 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 502 526) no Hoare annotation was computed. [2019-10-13 21:21:52,941 INFO L446 ceAbstractionStarter]: At program point L508(line 508) the Hoare annotation is: true [2019-10-13 21:21:52,941 INFO L443 ceAbstractionStarter]: For program point L508-1(line 508) no Hoare annotation was computed. [2019-10-13 21:21:52,941 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 502 526) no Hoare annotation was computed. [2019-10-13 21:21:52,943 INFO L446 ceAbstractionStarter]: At program point L516(line 516) the Hoare annotation is: true [2019-10-13 21:21:52,943 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 520) no Hoare annotation was computed. [2019-10-13 21:21:52,943 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 606 628) the Hoare annotation is: true [2019-10-13 21:21:52,943 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 606 628) no Hoare annotation was computed. [2019-10-13 21:21:52,943 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 606 628) no Hoare annotation was computed. [2019-10-13 21:21:52,944 INFO L446 ceAbstractionStarter]: At program point L618(line 618) the Hoare annotation is: true [2019-10-13 21:21:52,944 INFO L446 ceAbstractionStarter]: At program point L618-1(line 618) the Hoare annotation is: true [2019-10-13 21:21:52,944 INFO L443 ceAbstractionStarter]: For program point L616(lines 616 623) no Hoare annotation was computed. [2019-10-13 21:21:52,944 INFO L443 ceAbstractionStarter]: For program point L616-1(lines 616 623) no Hoare annotation was computed. [2019-10-13 21:21:52,945 INFO L443 ceAbstractionStarter]: For program point L614(line 614) no Hoare annotation was computed. [2019-10-13 21:21:52,945 INFO L446 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: true [2019-10-13 21:21:52,945 INFO L446 ceAbstractionStarter]: At program point L612(line 612) the Hoare annotation is: true [2019-10-13 21:21:52,946 INFO L446 ceAbstractionStarter]: At program point L612-1(line 612) the Hoare annotation is: true [2019-10-13 21:21:52,946 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-13 21:21:52,946 INFO L443 ceAbstractionStarter]: For program point L576(line 576) no Hoare annotation was computed. [2019-10-13 21:21:52,946 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 561 584) no Hoare annotation was computed. [2019-10-13 21:21:52,946 INFO L443 ceAbstractionStarter]: For program point L575(line 575) no Hoare annotation was computed. [2019-10-13 21:21:52,946 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-10-13 21:21:52,946 INFO L443 ceAbstractionStarter]: For program point L573(line 573) no Hoare annotation was computed. [2019-10-13 21:21:52,947 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 561 584) no Hoare annotation was computed. [2019-10-13 21:21:52,947 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-10-13 21:21:52,947 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 561 584) no Hoare annotation was computed. [2019-10-13 21:21:52,947 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-10-13 21:21:52,947 INFO L443 ceAbstractionStarter]: For program point L570(line 570) no Hoare annotation was computed. [2019-10-13 21:21:52,947 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-10-13 21:21:52,947 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-10-13 21:21:52,947 INFO L443 ceAbstractionStarter]: For program point L567(line 567) no Hoare annotation was computed. [2019-10-13 21:21:52,948 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-10-13 21:21:52,948 INFO L443 ceAbstractionStarter]: For program point L579(line 579) no Hoare annotation was computed. [2019-10-13 21:21:52,948 INFO L443 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2019-10-13 21:21:52,948 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 659 665) no Hoare annotation was computed. [2019-10-13 21:21:52,948 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 659 665) the Hoare annotation is: true [2019-10-13 21:21:52,948 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 692 699) no Hoare annotation was computed. [2019-10-13 21:21:52,949 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 692 699) no Hoare annotation was computed. [2019-10-13 21:21:52,949 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 692 699) no Hoare annotation was computed. [2019-10-13 21:21:52,949 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 736 744) no Hoare annotation was computed. [2019-10-13 21:21:52,949 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 736 744) the Hoare annotation is: true [2019-10-13 21:21:52,949 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 736 744) no Hoare annotation was computed. [2019-10-13 21:21:52,949 INFO L443 ceAbstractionStarter]: For program point L764(lines 764 772) no Hoare annotation was computed. [2019-10-13 21:21:52,949 INFO L443 ceAbstractionStarter]: For program point L764-2(lines 764 772) no Hoare annotation was computed. [2019-10-13 21:21:52,949 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 760) no Hoare annotation was computed. [2019-10-13 21:21:52,950 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 745 780) no Hoare annotation was computed. [2019-10-13 21:21:52,950 INFO L443 ceAbstractionStarter]: For program point L752-2(lines 752 760) no Hoare annotation was computed. [2019-10-13 21:21:52,950 INFO L443 ceAbstractionStarter]: For program point L775(line 775) no Hoare annotation was computed. [2019-10-13 21:21:52,950 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 745 780) no Hoare annotation was computed. [2019-10-13 21:21:52,950 INFO L443 ceAbstractionStarter]: For program point L775-1(line 775) no Hoare annotation was computed. [2019-10-13 21:21:52,950 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 745 780) no Hoare annotation was computed. [2019-10-13 21:21:52,950 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 858 864) no Hoare annotation was computed. [2019-10-13 21:21:52,951 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 858 864) the Hoare annotation is: true [2019-10-13 21:21:52,951 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 132 177) no Hoare annotation was computed. [2019-10-13 21:21:52,951 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 132 177) no Hoare annotation was computed. [2019-10-13 21:21:52,951 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 132 177) no Hoare annotation was computed. [2019-10-13 21:21:52,951 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 445 490) no Hoare annotation was computed. [2019-10-13 21:21:52,951 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 472) no Hoare annotation was computed. [2019-10-13 21:21:52,951 INFO L443 ceAbstractionStarter]: For program point L459(lines 459 479) no Hoare annotation was computed. [2019-10-13 21:21:52,951 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 445 490) no Hoare annotation was computed. [2019-10-13 21:21:52,952 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 459 479) no Hoare annotation was computed. [2019-10-13 21:21:52,952 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 445 490) no Hoare annotation was computed. [2019-10-13 21:21:52,952 INFO L446 ceAbstractionStarter]: At program point runTestENTRY(lines 593 602) the Hoare annotation is: true [2019-10-13 21:21:52,952 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 593 602) no Hoare annotation was computed. [2019-10-13 21:21:52,952 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 593 602) no Hoare annotation was computed. [2019-10-13 21:21:52,952 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 725 735) the Hoare annotation is: true [2019-10-13 21:21:52,952 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 725 735) no Hoare annotation was computed. [2019-10-13 21:21:52,952 INFO L446 ceAbstractionStarter]: At program point L730(line 730) the Hoare annotation is: true [2019-10-13 21:21:52,953 INFO L443 ceAbstractionStarter]: For program point L730-1(line 730) no Hoare annotation was computed. [2019-10-13 21:21:52,953 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 725 735) no Hoare annotation was computed. [2019-10-13 21:21:52,953 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 717 724) the Hoare annotation is: true [2019-10-13 21:21:52,953 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 717 724) no Hoare annotation was computed. [2019-10-13 21:21:52,953 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 717 724) no Hoare annotation was computed. [2019-10-13 21:21:52,953 INFO L446 ceAbstractionStarter]: At program point L673(line 673) the Hoare annotation is: true [2019-10-13 21:21:52,953 INFO L443 ceAbstractionStarter]: For program point L673-1(line 673) no Hoare annotation was computed. [2019-10-13 21:21:52,953 INFO L443 ceAbstractionStarter]: For program point L671(lines 671 688) no Hoare annotation was computed. [2019-10-13 21:21:52,954 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 667 691) no Hoare annotation was computed. [2019-10-13 21:21:52,954 INFO L446 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 667 691) the Hoare annotation is: true [2019-10-13 21:21:52,954 INFO L446 ceAbstractionStarter]: At program point L686(line 686) the Hoare annotation is: true [2019-10-13 21:21:52,954 INFO L443 ceAbstractionStarter]: For program point L686-1(lines 667 691) no Hoare annotation was computed. [2019-10-13 21:21:52,954 INFO L446 ceAbstractionStarter]: At program point L681(line 681) the Hoare annotation is: true [2019-10-13 21:21:52,954 INFO L446 ceAbstractionStarter]: At program point L677(line 677) the Hoare annotation is: true [2019-10-13 21:21:52,954 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 683) no Hoare annotation was computed. [2019-10-13 21:21:52,954 INFO L446 ceAbstractionStarter]: At program point testENTRY(lines 782 845) the Hoare annotation is: true [2019-10-13 21:21:52,955 INFO L443 ceAbstractionStarter]: For program point L828(lines 828 832) no Hoare annotation was computed. [2019-10-13 21:21:52,955 INFO L446 ceAbstractionStarter]: At program point L828-2(lines 822 833) the Hoare annotation is: true [2019-10-13 21:21:52,955 INFO L443 ceAbstractionStarter]: For program point L793(lines 792 837) no Hoare annotation was computed. [2019-10-13 21:21:52,955 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 782 845) no Hoare annotation was computed. [2019-10-13 21:21:52,955 INFO L443 ceAbstractionStarter]: For program point L822(lines 822 833) no Hoare annotation was computed. [2019-10-13 21:21:52,955 INFO L446 ceAbstractionStarter]: At program point L814(line 814) the Hoare annotation is: true [2019-10-13 21:21:52,955 INFO L443 ceAbstractionStarter]: For program point L812(lines 812 818) no Hoare annotation was computed. [2019-10-13 21:21:52,956 INFO L443 ceAbstractionStarter]: For program point L812-1(lines 812 818) no Hoare annotation was computed. [2019-10-13 21:21:52,956 INFO L446 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: true [2019-10-13 21:21:52,956 INFO L446 ceAbstractionStarter]: At program point L835(lines 792 837) the Hoare annotation is: true [2019-10-13 21:21:52,956 INFO L443 ceAbstractionStarter]: For program point L802(lines 802 808) no Hoare annotation was computed. [2019-10-13 21:21:52,956 INFO L443 ceAbstractionStarter]: For program point L802-1(lines 802 808) no Hoare annotation was computed. [2019-10-13 21:21:52,956 INFO L443 ceAbstractionStarter]: For program point L794(lines 794 798) no Hoare annotation was computed. [2019-10-13 21:21:52,956 INFO L446 ceAbstractionStarter]: At program point L838(lines 791 839) the Hoare annotation is: true [2019-10-13 21:21:52,956 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 782 845) no Hoare annotation was computed. [2019-10-13 21:21:52,957 INFO L443 ceAbstractionStarter]: For program point L413(lines 413 433) no Hoare annotation was computed. [2019-10-13 21:21:52,957 INFO L443 ceAbstractionStarter]: For program point L413-1(lines 413 433) no Hoare annotation was computed. [2019-10-13 21:21:52,957 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 399 444) no Hoare annotation was computed. [2019-10-13 21:21:52,957 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 399 444) no Hoare annotation was computed. [2019-10-13 21:21:52,957 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 399 444) no Hoare annotation was computed. [2019-10-13 21:21:52,957 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 426) no Hoare annotation was computed. [2019-10-13 21:21:52,957 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2019-10-13 21:21:52,957 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2019-10-13 21:21:52,957 INFO L443 ceAbstractionStarter]: For program point L101(lines 101 109) no Hoare annotation was computed. [2019-10-13 21:21:52,958 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2019-10-13 21:21:52,958 INFO L443 ceAbstractionStarter]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2019-10-13 21:21:52,958 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 324) no Hoare annotation was computed. [2019-10-13 21:21:52,958 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 395) no Hoare annotation was computed. [2019-10-13 21:21:52,958 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 296 398) no Hoare annotation was computed. [2019-10-13 21:21:52,958 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 351) no Hoare annotation was computed. [2019-10-13 21:21:52,958 INFO L443 ceAbstractionStarter]: For program point L345-2(lines 345 365) no Hoare annotation was computed. [2019-10-13 21:21:52,958 INFO L443 ceAbstractionStarter]: For program point L366(lines 344 367) no Hoare annotation was computed. [2019-10-13 21:21:52,959 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 296 398) no Hoare annotation was computed. [2019-10-13 21:21:52,959 INFO L443 ceAbstractionStarter]: For program point L325(lines 325 341) no Hoare annotation was computed. [2019-10-13 21:21:52,959 INFO L443 ceAbstractionStarter]: For program point L385(lines 385 392) no Hoare annotation was computed. [2019-10-13 21:21:52,959 INFO L443 ceAbstractionStarter]: For program point L346(lines 345 365) no Hoare annotation was computed. [2019-10-13 21:21:52,959 INFO L443 ceAbstractionStarter]: For program point L377(line 377) no Hoare annotation was computed. [2019-10-13 21:21:52,959 INFO L443 ceAbstractionStarter]: For program point L377-1(line 377) no Hoare annotation was computed. [2019-10-13 21:21:52,959 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 383) no Hoare annotation was computed. [2019-10-13 21:21:52,959 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 296 398) no Hoare annotation was computed. [2019-10-13 21:21:52,960 INFO L443 ceAbstractionStarter]: For program point L361(line 361) no Hoare annotation was computed. [2019-10-13 21:21:52,960 INFO L443 ceAbstractionStarter]: For program point L361-1(line 361) no Hoare annotation was computed. [2019-10-13 21:21:52,960 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 848 857) no Hoare annotation was computed. [2019-10-13 21:21:52,960 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 848 857) no Hoare annotation was computed. [2019-10-13 21:21:52,960 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 848 857) no Hoare annotation was computed. [2019-10-13 21:21:52,960 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:52,961 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:21:52,961 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:52,961 INFO L443 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2019-10-13 21:21:52,961 INFO L443 ceAbstractionStarter]: For program point L705-1(line 705) no Hoare annotation was computed. [2019-10-13 21:21:52,961 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 700 716) no Hoare annotation was computed. [2019-10-13 21:21:52,961 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 700 716) no Hoare annotation was computed. [2019-10-13 21:21:52,961 INFO L443 ceAbstractionStarter]: For program point L711(line 711) no Hoare annotation was computed. [2019-10-13 21:21:52,961 INFO L443 ceAbstractionStarter]: For program point L711-1(lines 700 716) no Hoare annotation was computed. [2019-10-13 21:21:52,962 INFO L443 ceAbstractionStarter]: For program point L707(lines 707 713) no Hoare annotation was computed. [2019-10-13 21:21:52,962 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2019-10-13 21:21:52,962 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2019-10-13 21:21:52,962 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2019-10-13 21:21:52,962 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2019-10-13 21:21:52,962 INFO L443 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2019-10-13 21:21:52,962 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2019-10-13 21:21:52,963 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:52,963 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:21:52,963 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:52,963 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2019-10-13 21:21:52,963 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2019-10-13 21:21:52,963 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2019-10-13 21:21:52,963 INFO L446 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: true [2019-10-13 21:21:52,963 INFO L443 ceAbstractionStarter]: For program point L639(lines 638 657) no Hoare annotation was computed. [2019-10-13 21:21:52,963 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 635 658) the Hoare annotation is: true [2019-10-13 21:21:52,964 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 635 658) no Hoare annotation was computed. [2019-10-13 21:21:52,964 INFO L446 ceAbstractionStarter]: At program point L648(line 648) the Hoare annotation is: true [2019-10-13 21:21:52,964 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 635 658) no Hoare annotation was computed. [2019-10-13 21:21:52,964 INFO L446 ceAbstractionStarter]: At program point L646(lines 646 652) the Hoare annotation is: true [2019-10-13 21:21:52,964 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 548) no Hoare annotation was computed. [2019-10-13 21:21:52,964 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 530 559) no Hoare annotation was computed. [2019-10-13 21:21:52,964 INFO L446 ceAbstractionStarter]: At program point L544-1(lines 544 548) the Hoare annotation is: true [2019-10-13 21:21:52,965 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-10-13 21:21:52,965 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 530 559) the Hoare annotation is: true [2019-10-13 21:21:52,965 INFO L446 ceAbstractionStarter]: At program point L540-2(lines 540 554) the Hoare annotation is: true [2019-10-13 21:21:52,965 INFO L446 ceAbstractionStarter]: At program point L536(line 536) the Hoare annotation is: true [2019-10-13 21:21:52,965 INFO L443 ceAbstractionStarter]: For program point L536-1(line 536) no Hoare annotation was computed. [2019-10-13 21:21:52,965 INFO L446 ceAbstractionStarter]: At program point L555(lines 530 559) the Hoare annotation is: true [2019-10-13 21:21:52,965 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-10-13 21:21:52,965 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2019-10-13 21:21:52,966 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2019-10-13 21:21:52,966 INFO L443 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2019-10-13 21:21:52,966 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 585 591) no Hoare annotation was computed. [2019-10-13 21:21:52,966 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 585 591) the Hoare annotation is: true [2019-10-13 21:21:52,966 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:52,966 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-10-13 21:21:52,966 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:21:52,966 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:52,967 INFO L443 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2019-10-13 21:21:52,967 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2019-10-13 21:21:52,967 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2019-10-13 21:21:52,967 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 492 499) no Hoare annotation was computed. [2019-10-13 21:21:52,967 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 492 499) the Hoare annotation is: true [2019-10-13 21:21:52,967 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-10-13 21:21:52,968 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 492 499) no Hoare annotation was computed. [2019-10-13 21:21:52,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:21:52 BoogieIcfgContainer [2019-10-13 21:21:52,985 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:21:52,988 INFO L168 Benchmark]: Toolchain (without parser) took 5766.03 ms. Allocated memory was 137.4 MB in the beginning and 299.4 MB in the end (delta: 162.0 MB). Free memory was 99.7 MB in the beginning and 250.4 MB in the end (delta: -150.7 MB). Peak memory consumption was 128.6 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:52,989 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 119.3 MB in the beginning and 119.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-13 21:21:52,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.33 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 99.5 MB in the beginning and 169.1 MB in the end (delta: -69.6 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:52,991 INFO L168 Benchmark]: Boogie Preprocessor took 80.72 ms. Allocated memory is still 200.8 MB. Free memory was 169.1 MB in the beginning and 165.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:52,992 INFO L168 Benchmark]: RCFGBuilder took 1235.12 ms. Allocated memory was 200.8 MB in the beginning and 231.7 MB in the end (delta: 30.9 MB). Free memory was 165.0 MB in the beginning and 200.1 MB in the end (delta: -35.2 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:52,993 INFO L168 Benchmark]: TraceAbstraction took 3786.48 ms. Allocated memory was 231.7 MB in the beginning and 299.4 MB in the end (delta: 67.6 MB). Free memory was 198.7 MB in the beginning and 250.4 MB in the end (delta: -51.7 MB). Peak memory consumption was 133.2 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:52,997 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 119.3 MB in the beginning and 119.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 658.33 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 99.5 MB in the beginning and 169.1 MB in the end (delta: -69.6 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.72 ms. Allocated memory is still 200.8 MB. Free memory was 169.1 MB in the beginning and 165.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1235.12 ms. Allocated memory was 200.8 MB in the beginning and 231.7 MB in the end (delta: 30.9 MB). Free memory was 165.0 MB in the beginning and 200.1 MB in the end (delta: -35.2 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3786.48 ms. Allocated memory was 231.7 MB in the beginning and 299.4 MB in the end (delta: 67.6 MB). Free memory was 198.7 MB in the beginning and 250.4 MB in the end (delta: -51.7 MB). Peak memory consumption was 133.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 496]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 211 locations, 1 error locations. Result: SAFE, OverallTime: 3.6s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 537 SDtfs, 378 SDslu, 1013 SDs, 0 SdLazy, 352 SolverSat, 84 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 142 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=207occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 262 PreInvPairs, 263 NumberOfFragments, 49 HoareAnnotationTreeSize, 262 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 49 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 556 ConstructedInterpolants, 0 QuantifiedInterpolants, 88014 SizeOfPredicates, 3 NumberOfNonLiveVariables, 745 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 84/93 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: TIME[ms]: 121, ITERATIONS: 1, WAS_STRONG: 1, WEAKENING_RATIO: 1.0, AVG_VARS_REMOVED_DURING_WEAKENING: 0.9690721649484536, AVG_WEAKENED_CONJUNCTS: 0.0, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...