java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:16:29,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:16:29,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:16:29,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:16:29,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:16:29,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:16:29,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:16:29,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:16:29,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:16:29,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:16:29,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:16:29,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:16:29,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:16:29,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:16:29,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:16:29,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:16:29,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:16:29,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:16:29,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:16:29,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:16:29,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:16:29,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:16:29,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:16:29,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:16:29,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:16:29,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:16:29,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:16:29,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:16:29,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:16:29,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:16:29,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:16:29,082 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:16:29,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:16:29,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:16:29,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:16:29,085 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:16:29,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:16:29,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:16:29,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:16:29,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:16:29,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:16:29,091 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 [2019-09-17 10:16:29,114 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:16:29,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:16:29,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:16:29,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:16:29,117 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:16:29,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:16:29,117 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:16:29,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:16:29,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:16:29,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:16:29,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:16:29,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:16:29,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:16:29,120 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:16:29,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:16:29,120 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:16:29,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:16:29,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:16:29,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:16:29,121 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:16:29,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:16:29,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:16:29,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:16:29,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:16:29,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:16:29,122 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:16:29,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:16:29,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:16:29,123 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 10:16:29,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:16:29,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:16:29,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:16:29,181 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:16:29,182 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:16:29,182 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2019-09-17 10:16:29,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14728e82b/fad1ff86626644a593d1ab6261542ac4/FLAG9564ced32 [2019-09-17 10:16:29,759 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:16:29,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2019-09-17 10:16:29,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14728e82b/fad1ff86626644a593d1ab6261542ac4/FLAG9564ced32 [2019-09-17 10:16:30,129 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14728e82b/fad1ff86626644a593d1ab6261542ac4 [2019-09-17 10:16:30,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:16:30,139 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:16:30,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:16:30,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:16:30,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:16:30,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:16:30" (1/1) ... [2019-09-17 10:16:30,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@772ff177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:16:30, skipping insertion in model container [2019-09-17 10:16:30,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:16:30" (1/1) ... [2019-09-17 10:16:30,153 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:16:30,212 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:16:30,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:16:30,651 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:16:30,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:16:30,836 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:16:30,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:16:30 WrapperNode [2019-09-17 10:16:30,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:16:30,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:16:30,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:16:30,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:16:30,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:16:30" (1/1) ... [2019-09-17 10:16:30,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:16:30" (1/1) ... [2019-09-17 10:16:30,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:16:30" (1/1) ... [2019-09-17 10:16:30,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:16:30" (1/1) ... [2019-09-17 10:16:30,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:16:30" (1/1) ... [2019-09-17 10:16:30,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:16:30" (1/1) ... [2019-09-17 10:16:30,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:16:30" (1/1) ... [2019-09-17 10:16:30,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:16:30,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:16:30,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:16:30,939 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:16:30,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:16:30" (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 [2019-09-17 10:16:30,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:16:30,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:16:30,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:16:30,996 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:16:30,996 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:16:30,996 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:16:30,997 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:16:30,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:16:30,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:16:30,997 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:16:30,997 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 10:16:30,997 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:16:30,998 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:16:30,998 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:16:30,998 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:16:30,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:16:30,998 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:16:30,998 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:16:30,999 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:16:30,999 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:16:30,999 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:16:30,999 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:16:30,999 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:16:30,999 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:16:31,000 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:16:31,000 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:16:31,000 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:16:31,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:16:31,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:16:31,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:16:31,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:16:31,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:16:31,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:16:31,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 10:16:31,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 10:16:31,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:16:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:16:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:16:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:16:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:16:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:16:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:16:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:16:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:16:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:16:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:16:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:16:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 10:16:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 10:16:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:16:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:16:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:16:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:16:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:16:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:16:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:16:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:16:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:16:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:16:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:16:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:16:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:16:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:16:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 10:16:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:16:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:16:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:16:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:16:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:16:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:16:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:16:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:16:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:16:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:16:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:16:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:16:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:16:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:16:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:16:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:16:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:16:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:16:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:16:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:16:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:16:31,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:16:32,320 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:16:32,320 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:16:32,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:16:32 BoogieIcfgContainer [2019-09-17 10:16:32,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:16:32,322 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:16:32,322 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:16:32,323 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:16:32,324 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:16:32" (1/1) ... [2019-09-17 10:16:32,324 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 10:16:32,346 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:16:32,346 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:16:32,354 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:16:32,362 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:16:32,364 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:16:52,072 WARN L191 SmtUtils]: Spent 11.25 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 10:16:53,793 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:16:57,423 WARN L191 SmtUtils]: Spent 3.62 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 10:16:57,693 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 10:16:57,705 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 119 for LOIs [2019-09-17 10:16:57,763 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 119 for LOIs [2019-09-17 10:16:57,785 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 119 for LOIs [2019-09-17 10:16:58,824 WARN L191 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:16:59,915 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:17:00,301 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:17:00,745 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:17:01,739 WARN L191 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:17:02,766 WARN L191 SmtUtils]: Spent 1000.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:17:03,130 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:17:03,553 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:04,482 WARN L191 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:17:05,427 WARN L191 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:17:06,314 WARN L191 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:17:07,244 WARN L191 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:17:08,161 WARN L191 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:17:09,091 WARN L191 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:17:09,488 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:17:09,828 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:10,876 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:11,921 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:17:12,274 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:12,633 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:13,662 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:14,019 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:17:14,407 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:17:14,754 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:15,801 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:16,878 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:17:17,232 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:17,588 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:18,613 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:18,954 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:17:19,325 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:17:19,667 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:20,703 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:21,768 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:17:22,140 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:22,487 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:23,444 WARN L191 SmtUtils]: Spent 950.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:17:23,822 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:17:24,169 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:25,219 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:26,258 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:17:26,610 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:27,102 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:28,123 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:28,471 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:17:28,839 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:17:29,177 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:30,222 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:31,264 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:17:31,610 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:31,961 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:32,977 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:33,322 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:17:33,696 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:17:34,034 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:35,054 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:36,102 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:17:36,444 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:36,802 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:37,741 WARN L191 SmtUtils]: Spent 935.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:17:38,102 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:17:38,434 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:39,456 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:40,494 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:17:40,838 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:41,184 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:42,192 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:42,538 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:17:42,901 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:17:43,242 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:44,271 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:45,314 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:17:45,661 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:46,008 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:47,022 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:47,364 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:17:47,738 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:17:48,085 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:49,105 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:50,146 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:17:50,496 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:50,844 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:51,794 WARN L191 SmtUtils]: Spent 945.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:17:52,164 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:17:52,505 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:53,526 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:54,577 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:17:54,921 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:55,294 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:56,315 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:56,657 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:17:57,031 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:17:57,369 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:17:58,390 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:17:59,445 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:17:59,784 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:00,125 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:01,142 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:18:01,491 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:18:01,856 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:18:02,186 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:03,209 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:18:04,251 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:18:04,598 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:04,942 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:05,965 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:18:06,320 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:18:06,694 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:18:07,029 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:08,049 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:18:09,093 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:18:09,436 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:09,774 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:10,789 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:18:11,134 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:18:11,501 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:18:11,834 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:12,863 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:18:13,902 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:18:14,242 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:14,586 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:15,592 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:18:15,934 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:18:16,308 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:18:16,649 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:17,647 WARN L191 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:18:18,688 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:18:19,034 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:19,382 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:20,398 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 10:18:20,742 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:18:21,067 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:18:21,384 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:18:22,443 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:18:23,484 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:18:23,831 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:18:24,173 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:18:24,505 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:18:24,834 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:18:25,159 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:18:25,493 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:18:26,586 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:18:26,922 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:18:26,924 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:18:26,926 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 109 for LOIs [2019-09-17 10:18:27,610 WARN L191 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2019-09-17 10:18:27,611 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 106 for LOIs [2019-09-17 10:18:27,616 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 106 for LOIs [2019-09-17 10:18:27,839 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-17 10:18:27,839 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:18:27,839 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:18:27,842 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 938#(and (<= 0 |#t~string62.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string64.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string60.offset|) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string51.offset|) (<= |#t~string24.offset| 0) (<= 0 |#t~string26.offset|) (<= ~pumpRunning~0 0) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string2.offset|) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string14.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string61.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= |#t~string62.offset| 0) (<= 0 ~pumpRunning~0) (<= 0 |#t~string16.offset|) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string14.offset|) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string12.offset| 0) (<= |#t~string2.offset| 0) (<= 0 |#t~string55.offset|) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string24.offset|) (<= |#t~string4.offset| 0) (<= |#t~string26.offset| 0) (<= |#t~string8.offset| 0) (<= 0 |#t~string28.offset|)) [2019-09-17 10:18:27,854 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:18:27,854 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:18:27,856 INFO L168 Benchmark]: Toolchain (without parser) took 117717.21 ms. Allocated memory was 136.8 MB in the beginning and 288.4 MB in the end (delta: 151.5 MB). Free memory was 83.2 MB in the beginning and 148.4 MB in the end (delta: -65.3 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2019-09-17 10:18:27,857 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 136.8 MB. Free memory was 102.8 MB in the beginning and 102.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:18:27,858 INFO L168 Benchmark]: CACSL2BoogieTranslator took 698.43 ms. Allocated memory was 136.8 MB in the beginning and 198.2 MB in the end (delta: 61.3 MB). Free memory was 82.9 MB in the beginning and 165.6 MB in the end (delta: -82.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. [2019-09-17 10:18:27,858 INFO L168 Benchmark]: Boogie Preprocessor took 99.87 ms. Allocated memory is still 198.2 MB. Free memory was 165.6 MB in the beginning and 161.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-17 10:18:27,859 INFO L168 Benchmark]: RCFGBuilder took 1383.45 ms. Allocated memory was 198.2 MB in the beginning and 216.5 MB in the end (delta: 18.4 MB). Free memory was 161.6 MB in the beginning and 153.8 MB in the end (delta: 7.8 MB). Peak memory consumption was 99.0 MB. Max. memory is 7.1 GB. [2019-09-17 10:18:27,860 INFO L168 Benchmark]: Sifa took 115532.19 ms. Allocated memory was 216.5 MB in the beginning and 288.4 MB in the end (delta: 71.8 MB). Free memory was 153.8 MB in the beginning and 148.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 77.2 MB. Max. memory is 7.1 GB. [2019-09-17 10:18:27,863 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 136.8 MB. Free memory was 102.8 MB in the beginning and 102.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 698.43 ms. Allocated memory was 136.8 MB in the beginning and 198.2 MB in the end (delta: 61.3 MB). Free memory was 82.9 MB in the beginning and 165.6 MB in the end (delta: -82.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.87 ms. Allocated memory is still 198.2 MB. Free memory was 165.6 MB in the beginning and 161.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1383.45 ms. Allocated memory was 198.2 MB in the beginning and 216.5 MB in the end (delta: 18.4 MB). Free memory was 161.6 MB in the beginning and 153.8 MB in the end (delta: 7.8 MB). Peak memory consumption was 99.0 MB. Max. memory is 7.1 GB. * Sifa took 115532.19 ms. Allocated memory was 216.5 MB in the beginning and 288.4 MB in the end (delta: 71.8 MB). Free memory was 153.8 MB in the beginning and 148.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 77.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 115496, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 652, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 452, TOOLS_POST_TIME[ms]: 25197, TOOLS_POST_CALL_APPLICATIONS: 152, TOOLS_POST_CALL_TIME[ms]: 284, TOOLS_POST_RETURN_APPLICATIONS: 145, TOOLS_POST_RETURN_TIME[ms]: 137, TOOLS_QUANTIFIERELIM_APPLICATIONS: 748, TOOLS_QUANTIFIERELIM_TIME[ms]: 25403, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25003, FLUID_QUERY_TIME[ms]: 25, FLUID_QUERIES: 681, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 180, DOMAIN_JOIN_TIME[ms]: 89215, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 14, DOMAIN_ISSUBSETEQ_APPLICATIONS: 29, DOMAIN_ISSUBSETEQ_TIME[ms]: 83, DOMAIN_ISBOTTOM_APPLICATIONS: 124, DOMAIN_ISBOTTOM_TIME[ms]: 373, LOOP_SUMMARIZER_APPLICATIONS: 22, LOOP_SUMMARIZER_CACHE_MISSES: 22, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 72382, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 72381, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 29, CALL_SUMMARIZER_APPLICATIONS: 145, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 25503, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 25501, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 593, DAG_COMPRESSION_RETAINED_NODES: 293 - UnprovableResult [Line: 869]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 938#(and (<= 0 |#t~string62.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string64.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string60.offset|) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string51.offset|) (<= |#t~string24.offset| 0) (<= 0 |#t~string26.offset|) (<= ~pumpRunning~0 0) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string2.offset|) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string14.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string61.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= |#t~string62.offset| 0) (<= 0 ~pumpRunning~0) (<= 0 |#t~string16.offset|) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string14.offset|) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string12.offset| 0) (<= |#t~string2.offset| 0) (<= 0 |#t~string55.offset|) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string24.offset|) (<= |#t~string4.offset| 0) (<= |#t~string26.offset| 0) (<= |#t~string8.offset| 0) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...