/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 04:29:33,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 04:29:33,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 04:29:33,831 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 04:29:33,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 04:29:33,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 04:29:33,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 04:29:33,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 04:29:33,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 04:29:33,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 04:29:33,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 04:29:33,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 04:29:33,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 04:29:33,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 04:29:33,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 04:29:33,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 04:29:33,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 04:29:33,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 04:29:33,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 04:29:33,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 04:29:33,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 04:29:33,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 04:29:33,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 04:29:33,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 04:29:33,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 04:29:33,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 04:29:33,889 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 04:29:33,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 04:29:33,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 04:29:33,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 04:29:33,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 04:29:33,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 04:29:33,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 04:29:33,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 04:29:33,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 04:29:33,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 04:29:33,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 04:29:33,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 04:29:33,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 04:29:33,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 04:29:33,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 04:29:33,903 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 [2019-11-07 04:29:33,921 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 04:29:33,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 04:29:33,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 04:29:33,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 04:29:33,923 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 04:29:33,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 04:29:33,923 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 04:29:33,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 04:29:33,924 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 04:29:33,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 04:29:33,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 04:29:33,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 04:29:33,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 04:29:33,926 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 04:29:33,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 04:29:33,926 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 04:29:33,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 04:29:33,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 04:29:33,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 04:29:33,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 04:29:33,927 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 04:29:33,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:29:33,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 04:29:33,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 04:29:33,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 04:29:33,928 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 04:29:33,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 04:29:33,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 04:29:33,929 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 04:29:34,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 04:29:34,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 04:29:34,215 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 04:29:34,216 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 04:29:34,216 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 04:29:34,217 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c [2019-11-07 04:29:34,276 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba6d1cb5e/6b3a7d1ec23d44c78229506c09e717f1/FLAGf9fdb09d0 [2019-11-07 04:29:34,790 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 04:29:34,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c [2019-11-07 04:29:34,805 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba6d1cb5e/6b3a7d1ec23d44c78229506c09e717f1/FLAGf9fdb09d0 [2019-11-07 04:29:35,128 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba6d1cb5e/6b3a7d1ec23d44c78229506c09e717f1 [2019-11-07 04:29:35,150 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 04:29:35,152 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 04:29:35,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 04:29:35,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 04:29:35,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 04:29:35,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:29:35" (1/1) ... [2019-11-07 04:29:35,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@312b99b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:35, skipping insertion in model container [2019-11-07 04:29:35,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:29:35" (1/1) ... [2019-11-07 04:29:35,167 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 04:29:35,230 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 04:29:35,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:29:35,690 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 04:29:35,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:29:35,816 INFO L192 MainTranslator]: Completed translation [2019-11-07 04:29:35,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:35 WrapperNode [2019-11-07 04:29:35,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 04:29:35,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 04:29:35,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 04:29:35,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 04:29:35,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:35" (1/1) ... [2019-11-07 04:29:35,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:35" (1/1) ... [2019-11-07 04:29:35,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:35" (1/1) ... [2019-11-07 04:29:35,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:35" (1/1) ... [2019-11-07 04:29:35,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:35" (1/1) ... [2019-11-07 04:29:35,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:35" (1/1) ... [2019-11-07 04:29:35,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:35" (1/1) ... [2019-11-07 04:29:35,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 04:29:35,903 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 04:29:35,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 04:29:35,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 04:29:35,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:35" (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 [2019-11-07 04:29:35,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 04:29:35,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 04:29:35,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 04:29:35,963 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 04:29:35,963 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 04:29:35,963 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 04:29:35,964 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 04:29:35,964 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 04:29:35,964 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 04:29:35,964 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 04:29:35,964 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 04:29:35,965 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 04:29:35,965 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 04:29:35,965 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 04:29:35,965 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 04:29:35,965 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 04:29:35,965 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 04:29:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 04:29:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 04:29:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 04:29:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-11-07 04:29:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-11-07 04:29:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 04:29:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 04:29:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 04:29:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 04:29:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 04:29:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 04:29:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 04:29:35,968 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 04:29:35,968 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 04:29:35,968 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 04:29:35,968 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 04:29:35,968 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 04:29:35,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 04:29:35,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 04:29:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 04:29:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 04:29:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 04:29:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 04:29:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 04:29:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 04:29:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 04:29:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 04:29:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 04:29:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 04:29:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-11-07 04:29:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 04:29:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 04:29:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 04:29:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 04:29:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 04:29:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 04:29:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 04:29:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 04:29:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 04:29:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 04:29:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 04:29:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 04:29:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 04:29:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-11-07 04:29:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 04:29:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 04:29:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 04:29:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 04:29:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 04:29:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 04:29:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 04:29:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 04:29:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 04:29:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 04:29:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 04:29:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 04:29:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 04:29:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 04:29:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 04:29:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 04:29:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 04:29:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 04:29:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 04:29:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 04:29:35,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 04:29:35,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 04:29:35,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 04:29:37,489 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 04:29:37,490 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 04:29:37,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:29:37 BoogieIcfgContainer [2019-11-07 04:29:37,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 04:29:37,493 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 04:29:37,493 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 04:29:37,496 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 04:29:37,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:29:35" (1/3) ... [2019-11-07 04:29:37,497 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519fa7ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:29:37, skipping insertion in model container [2019-11-07 04:29:37,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:35" (2/3) ... [2019-11-07 04:29:37,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519fa7ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:29:37, skipping insertion in model container [2019-11-07 04:29:37,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:29:37" (3/3) ... [2019-11-07 04:29:37,501 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product01.cil.c [2019-11-07 04:29:37,510 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 04:29:37,519 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 04:29:37,530 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 04:29:37,556 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 04:29:37,556 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 04:29:37,557 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 04:29:37,557 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 04:29:37,557 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 04:29:37,557 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 04:29:37,557 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 04:29:37,558 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 04:29:37,578 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2019-11-07 04:29:37,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-07 04:29:37,587 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:37,588 INFO L410 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] [2019-11-07 04:29:37,590 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:37,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:37,596 INFO L82 PathProgramCache]: Analyzing trace with hash 433539273, now seen corresponding path program 1 times [2019-11-07 04:29:37,605 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:37,606 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756859628] [2019-11-07 04:29:37,606 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:37,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:37,953 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756859628] [2019-11-07 04:29:37,954 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:37,954 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 04:29:37,955 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190362800] [2019-11-07 04:29:37,960 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 04:29:37,960 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:37,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 04:29:37,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 04:29:37,973 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2019-11-07 04:29:38,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:38,020 INFO L93 Difference]: Finished difference Result 144 states and 175 transitions. [2019-11-07 04:29:38,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 04:29:38,022 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-11-07 04:29:38,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:38,032 INFO L225 Difference]: With dead ends: 144 [2019-11-07 04:29:38,032 INFO L226 Difference]: Without dead ends: 74 [2019-11-07 04:29:38,036 INFO L630 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 [2019-11-07 04:29:38,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-11-07 04:29:38,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2019-11-07 04:29:38,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-11-07 04:29:38,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 83 transitions. [2019-11-07 04:29:38,095 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 83 transitions. Word has length 46 [2019-11-07 04:29:38,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:38,096 INFO L462 AbstractCegarLoop]: Abstraction has 74 states and 83 transitions. [2019-11-07 04:29:38,103 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 04:29:38,103 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 83 transitions. [2019-11-07 04:29:38,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-07 04:29:38,107 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:38,108 INFO L410 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] [2019-11-07 04:29:38,108 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:38,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:38,108 INFO L82 PathProgramCache]: Analyzing trace with hash 1451655428, now seen corresponding path program 1 times [2019-11-07 04:29:38,109 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:38,109 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812551317] [2019-11-07 04:29:38,109 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:38,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:38,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:38,241 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812551317] [2019-11-07 04:29:38,242 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:38,242 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 04:29:38,242 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818136690] [2019-11-07 04:29:38,245 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 04:29:38,245 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:38,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 04:29:38,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 04:29:38,246 INFO L87 Difference]: Start difference. First operand 74 states and 83 transitions. Second operand 3 states. [2019-11-07 04:29:38,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:38,278 INFO L93 Difference]: Finished difference Result 102 states and 114 transitions. [2019-11-07 04:29:38,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 04:29:38,279 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-11-07 04:29:38,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:38,282 INFO L225 Difference]: With dead ends: 102 [2019-11-07 04:29:38,282 INFO L226 Difference]: Without dead ends: 66 [2019-11-07 04:29:38,284 INFO L630 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 [2019-11-07 04:29:38,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2019-11-07 04:29:38,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2019-11-07 04:29:38,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2019-11-07 04:29:38,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 72 transitions. [2019-11-07 04:29:38,307 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 72 transitions. Word has length 47 [2019-11-07 04:29:38,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:38,308 INFO L462 AbstractCegarLoop]: Abstraction has 66 states and 72 transitions. [2019-11-07 04:29:38,308 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 04:29:38,308 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2019-11-07 04:29:38,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-07 04:29:38,314 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:38,314 INFO L410 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] [2019-11-07 04:29:38,314 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:38,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:38,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1788690604, now seen corresponding path program 1 times [2019-11-07 04:29:38,315 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:38,316 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674633670] [2019-11-07 04:29:38,316 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:38,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:38,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:38,540 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674633670] [2019-11-07 04:29:38,540 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:38,540 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 04:29:38,540 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616068559] [2019-11-07 04:29:38,541 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 04:29:38,541 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:38,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 04:29:38,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 04:29:38,542 INFO L87 Difference]: Start difference. First operand 66 states and 72 transitions. Second operand 7 states. [2019-11-07 04:29:38,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:38,789 INFO L93 Difference]: Finished difference Result 107 states and 120 transitions. [2019-11-07 04:29:38,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 04:29:38,791 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 49 [2019-11-07 04:29:38,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:38,792 INFO L225 Difference]: With dead ends: 107 [2019-11-07 04:29:38,792 INFO L226 Difference]: Without dead ends: 66 [2019-11-07 04:29:38,795 INFO L630 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 [2019-11-07 04:29:38,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2019-11-07 04:29:38,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2019-11-07 04:29:38,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2019-11-07 04:29:38,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 71 transitions. [2019-11-07 04:29:38,808 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 71 transitions. Word has length 49 [2019-11-07 04:29:38,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:38,809 INFO L462 AbstractCegarLoop]: Abstraction has 66 states and 71 transitions. [2019-11-07 04:29:38,809 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 04:29:38,809 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 71 transitions. [2019-11-07 04:29:38,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-07 04:29:38,811 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:38,812 INFO L410 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] [2019-11-07 04:29:38,812 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:38,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:38,812 INFO L82 PathProgramCache]: Analyzing trace with hash 2037777241, now seen corresponding path program 1 times [2019-11-07 04:29:38,812 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:38,813 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855398312] [2019-11-07 04:29:38,813 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:38,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:38,911 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855398312] [2019-11-07 04:29:38,912 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:38,912 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 04:29:38,912 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216917867] [2019-11-07 04:29:38,913 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 04:29:38,913 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:38,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 04:29:38,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 04:29:38,914 INFO L87 Difference]: Start difference. First operand 66 states and 71 transitions. Second operand 6 states. [2019-11-07 04:29:39,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:39,144 INFO L93 Difference]: Finished difference Result 140 states and 157 transitions. [2019-11-07 04:29:39,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 04:29:39,145 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 52 [2019-11-07 04:29:39,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:39,153 INFO L225 Difference]: With dead ends: 140 [2019-11-07 04:29:39,156 INFO L226 Difference]: Without dead ends: 99 [2019-11-07 04:29:39,157 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-07 04:29:39,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2019-11-07 04:29:39,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 95. [2019-11-07 04:29:39,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-11-07 04:29:39,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 103 transitions. [2019-11-07 04:29:39,187 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 103 transitions. Word has length 52 [2019-11-07 04:29:39,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:39,187 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 103 transitions. [2019-11-07 04:29:39,188 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 04:29:39,188 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 103 transitions. [2019-11-07 04:29:39,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-07 04:29:39,189 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:39,189 INFO L410 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] [2019-11-07 04:29:39,189 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:39,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:39,192 INFO L82 PathProgramCache]: Analyzing trace with hash -918677657, now seen corresponding path program 1 times [2019-11-07 04:29:39,192 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:39,193 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433214690] [2019-11-07 04:29:39,193 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:39,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:39,284 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433214690] [2019-11-07 04:29:39,284 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:39,284 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 04:29:39,285 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830075830] [2019-11-07 04:29:39,285 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 04:29:39,285 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:39,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 04:29:39,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 04:29:39,288 INFO L87 Difference]: Start difference. First operand 95 states and 103 transitions. Second operand 6 states. [2019-11-07 04:29:39,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:39,438 INFO L93 Difference]: Finished difference Result 157 states and 176 transitions. [2019-11-07 04:29:39,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 04:29:39,439 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2019-11-07 04:29:39,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:39,439 INFO L225 Difference]: With dead ends: 157 [2019-11-07 04:29:39,439 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 04:29:39,441 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-07 04:29:39,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 04:29:39,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 04:29:39,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 04:29:39,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 04:29:39,444 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2019-11-07 04:29:39,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:39,445 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 04:29:39,445 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 04:29:39,445 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 04:29:39,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 04:29:39,450 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 04:29:39,939 INFO L443 ceAbstractionStarter]: For program point L477-2(lines 477 498) no Hoare annotation was computed. [2019-11-07 04:29:39,939 INFO L443 ceAbstractionStarter]: For program point L499(lines 476 500) no Hoare annotation was computed. [2019-11-07 04:29:39,939 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 452 507) no Hoare annotation was computed. [2019-11-07 04:29:39,939 INFO L443 ceAbstractionStarter]: For program point L483(lines 483 487) no Hoare annotation was computed. [2019-11-07 04:29:39,940 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 452 507) no Hoare annotation was computed. [2019-11-07 04:29:39,940 INFO L443 ceAbstractionStarter]: For program point L540(lines 540 544) no Hoare annotation was computed. [2019-11-07 04:29:39,940 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 508 567) no Hoare annotation was computed. [2019-11-07 04:29:39,940 INFO L443 ceAbstractionStarter]: For program point L534-2(lines 534 559) no Hoare annotation was computed. [2019-11-07 04:29:39,940 INFO L443 ceAbstractionStarter]: For program point L560(lines 533 561) no Hoare annotation was computed. [2019-11-07 04:29:39,940 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 508 567) no Hoare annotation was computed. [2019-11-07 04:29:39,940 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 508 567) no Hoare annotation was computed. [2019-11-07 04:29:39,941 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-07 04:29:39,941 INFO L443 ceAbstractionStarter]: For program point L553-1(line 553) no Hoare annotation was computed. [2019-11-07 04:29:39,941 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 245 251) the Hoare annotation is: true [2019-11-07 04:29:39,941 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 245 251) no Hoare annotation was computed. [2019-11-07 04:29:39,941 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 252 260) no Hoare annotation was computed. [2019-11-07 04:29:39,941 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 252 260) the Hoare annotation is: true [2019-11-07 04:29:39,942 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 336 358) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:39,942 INFO L439 ceAbstractionStarter]: At program point L348(line 348) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:39,943 INFO L439 ceAbstractionStarter]: At program point L348-1(line 348) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:39,943 INFO L443 ceAbstractionStarter]: For program point L346(lines 346 353) no Hoare annotation was computed. [2019-11-07 04:29:39,943 INFO L443 ceAbstractionStarter]: For program point L346-1(lines 346 353) no Hoare annotation was computed. [2019-11-07 04:29:39,944 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 336 358) no Hoare annotation was computed. [2019-11-07 04:29:39,944 INFO L443 ceAbstractionStarter]: For program point L344(line 344) no Hoare annotation was computed. [2019-11-07 04:29:39,944 INFO L439 ceAbstractionStarter]: At program point L343(line 343) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:39,944 INFO L439 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:39,945 INFO L439 ceAbstractionStarter]: At program point L342-1(line 342) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:39,945 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 293 316) no Hoare annotation was computed. [2019-11-07 04:29:39,945 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 293 316) no Hoare annotation was computed. [2019-11-07 04:29:39,945 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 293 316) no Hoare annotation was computed. [2019-11-07 04:29:39,946 INFO L443 ceAbstractionStarter]: For program point L311(line 311) no Hoare annotation was computed. [2019-11-07 04:29:39,946 INFO L443 ceAbstractionStarter]: For program point L310(line 310) no Hoare annotation was computed. [2019-11-07 04:29:39,946 INFO L443 ceAbstractionStarter]: For program point L309(line 309) no Hoare annotation was computed. [2019-11-07 04:29:39,946 INFO L443 ceAbstractionStarter]: For program point L308(line 308) no Hoare annotation was computed. [2019-11-07 04:29:39,946 INFO L443 ceAbstractionStarter]: For program point L307(line 307) no Hoare annotation was computed. [2019-11-07 04:29:39,946 INFO L443 ceAbstractionStarter]: For program point L306(line 306) no Hoare annotation was computed. [2019-11-07 04:29:39,947 INFO L443 ceAbstractionStarter]: For program point L305(line 305) no Hoare annotation was computed. [2019-11-07 04:29:39,947 INFO L443 ceAbstractionStarter]: For program point L304(line 304) no Hoare annotation was computed. [2019-11-07 04:29:39,948 INFO L443 ceAbstractionStarter]: For program point L303(line 303) no Hoare annotation was computed. [2019-11-07 04:29:39,948 INFO L443 ceAbstractionStarter]: For program point L302(line 302) no Hoare annotation was computed. [2019-11-07 04:29:39,948 INFO L443 ceAbstractionStarter]: For program point L301(line 301) no Hoare annotation was computed. [2019-11-07 04:29:39,949 INFO L443 ceAbstractionStarter]: For program point L300(line 300) no Hoare annotation was computed. [2019-11-07 04:29:39,950 INFO L443 ceAbstractionStarter]: For program point L299(line 299) no Hoare annotation was computed. [2019-11-07 04:29:39,950 INFO L443 ceAbstractionStarter]: For program point L298(line 298) no Hoare annotation was computed. [2019-11-07 04:29:39,950 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 110 118) no Hoare annotation was computed. [2019-11-07 04:29:39,950 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 110 118) the Hoare annotation is: true [2019-11-07 04:29:39,950 INFO L443 ceAbstractionStarter]: For program point L149(line 149) no Hoare annotation was computed. [2019-11-07 04:29:39,950 INFO L443 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2019-11-07 04:29:39,951 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 119 154) no Hoare annotation was computed. [2019-11-07 04:29:39,951 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 119 154) no Hoare annotation was computed. [2019-11-07 04:29:39,951 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 238 244) no Hoare annotation was computed. [2019-11-07 04:29:39,951 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 238 244) the Hoare annotation is: true [2019-11-07 04:29:39,951 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 406 451) no Hoare annotation was computed. [2019-11-07 04:29:39,952 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 406 451) no Hoare annotation was computed. [2019-11-07 04:29:39,952 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 719 764) no Hoare annotation was computed. [2019-11-07 04:29:39,952 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 719 764) no Hoare annotation was computed. [2019-11-07 04:29:39,952 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 325 335) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:39,952 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 325 335) no Hoare annotation was computed. [2019-11-07 04:29:39,952 INFO L439 ceAbstractionStarter]: At program point L330(line 330) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:39,953 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 325 335) no Hoare annotation was computed. [2019-11-07 04:29:39,953 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 99 109) no Hoare annotation was computed. [2019-11-07 04:29:39,953 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 99 109) no Hoare annotation was computed. [2019-11-07 04:29:39,953 INFO L443 ceAbstractionStarter]: For program point L104(line 104) no Hoare annotation was computed. [2019-11-07 04:29:39,953 INFO L443 ceAbstractionStarter]: For program point L104-1(line 104) no Hoare annotation was computed. [2019-11-07 04:29:39,953 INFO L443 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 91 98) no Hoare annotation was computed. [2019-11-07 04:29:39,953 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 91 98) no Hoare annotation was computed. [2019-11-07 04:29:39,953 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 76 82) no Hoare annotation was computed. [2019-11-07 04:29:39,954 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 76 82) the Hoare annotation is: true [2019-11-07 04:29:39,954 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 159 222) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:39,954 INFO L439 ceAbstractionStarter]: At program point L215(lines 168 216) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:39,954 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 159 222) no Hoare annotation was computed. [2019-11-07 04:29:39,954 INFO L439 ceAbstractionStarter]: At program point L205-2(lines 199 210) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 test_~splverifierCounter~0)) [2019-11-07 04:29:39,954 INFO L443 ceAbstractionStarter]: For program point L170(lines 169 214) no Hoare annotation was computed. [2019-11-07 04:29:39,954 INFO L439 ceAbstractionStarter]: At program point L191(line 191) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 test_~splverifierCounter~0)) [2019-11-07 04:29:39,955 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 195) no Hoare annotation was computed. [2019-11-07 04:29:39,955 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 189 195) no Hoare annotation was computed. [2019-11-07 04:29:39,955 INFO L439 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 test_~splverifierCounter~0)) [2019-11-07 04:29:39,955 INFO L439 ceAbstractionStarter]: At program point L212(lines 169 214) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 test_~splverifierCounter~0)) [2019-11-07 04:29:39,955 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 185) no Hoare annotation was computed. [2019-11-07 04:29:39,955 INFO L443 ceAbstractionStarter]: For program point L179-1(lines 179 185) no Hoare annotation was computed. [2019-11-07 04:29:39,955 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 159 222) no Hoare annotation was computed. [2019-11-07 04:29:39,956 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 673 718) no Hoare annotation was computed. [2019-11-07 04:29:39,956 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 673 718) no Hoare annotation was computed. [2019-11-07 04:29:39,956 INFO L439 ceAbstractionStarter]: At program point L385(line 385) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:39,957 INFO L443 ceAbstractionStarter]: For program point L383(lines 383 389) no Hoare annotation was computed. [2019-11-07 04:29:39,957 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 392) no Hoare annotation was computed. [2019-11-07 04:29:39,958 INFO L439 ceAbstractionStarter]: At program point L380(line 380) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-11-07 04:29:39,958 INFO L443 ceAbstractionStarter]: For program point L380-1(line 380) no Hoare annotation was computed. [2019-11-07 04:29:39,958 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2019-11-07 04:29:39,958 INFO L443 ceAbstractionStarter]: For program point L378-1(lines 370 398) no Hoare annotation was computed. [2019-11-07 04:29:39,958 INFO L446 ceAbstractionStarter]: At program point L376(line 376) the Hoare annotation is: true [2019-11-07 04:29:39,959 INFO L443 ceAbstractionStarter]: For program point L376-1(line 376) no Hoare annotation was computed. [2019-11-07 04:29:39,959 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 370 398) the Hoare annotation is: true [2019-11-07 04:29:39,959 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 370 398) no Hoare annotation was computed. [2019-11-07 04:29:39,962 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 814 836) no Hoare annotation was computed. [2019-11-07 04:29:39,962 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 814 836) no Hoare annotation was computed. [2019-11-07 04:29:39,963 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 362 369) the Hoare annotation is: true [2019-11-07 04:29:39,963 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 362 369) no Hoare annotation was computed. [2019-11-07 04:29:39,963 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 228 237) no Hoare annotation was computed. [2019-11-07 04:29:39,963 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 228 237) no Hoare annotation was computed. [2019-11-07 04:29:39,963 INFO L443 ceAbstractionStarter]: For program point L640(lines 618 641) no Hoare annotation was computed. [2019-11-07 04:29:39,963 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 570 672) no Hoare annotation was computed. [2019-11-07 04:29:39,963 INFO L443 ceAbstractionStarter]: For program point L599(lines 599 615) no Hoare annotation was computed. [2019-11-07 04:29:39,964 INFO L443 ceAbstractionStarter]: For program point L620(lines 619 639) no Hoare annotation was computed. [2019-11-07 04:29:39,965 INFO L443 ceAbstractionStarter]: For program point L651(line 651) no Hoare annotation was computed. [2019-11-07 04:29:39,966 INFO L443 ceAbstractionStarter]: For program point L651-1(line 651) no Hoare annotation was computed. [2019-11-07 04:29:39,967 INFO L443 ceAbstractionStarter]: For program point L616(lines 616 657) no Hoare annotation was computed. [2019-11-07 04:29:39,967 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 570 672) no Hoare annotation was computed. [2019-11-07 04:29:39,967 INFO L443 ceAbstractionStarter]: For program point L635(line 635) no Hoare annotation was computed. [2019-11-07 04:29:39,967 INFO L443 ceAbstractionStarter]: For program point L635-1(line 635) no Hoare annotation was computed. [2019-11-07 04:29:39,967 INFO L443 ceAbstractionStarter]: For program point L594(lines 594 598) no Hoare annotation was computed. [2019-11-07 04:29:39,967 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 570 672) no Hoare annotation was computed. [2019-11-07 04:29:39,967 INFO L443 ceAbstractionStarter]: For program point L619-2(lines 619 639) no Hoare annotation was computed. [2019-11-07 04:29:39,967 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-11-07 04:29:39,967 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 04:29:39,968 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 83 90) no Hoare annotation was computed. [2019-11-07 04:29:39,968 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 83 90) no Hoare annotation was computed. [2019-11-07 04:29:39,968 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 837 845) no Hoare annotation was computed. [2019-11-07 04:29:39,968 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 837 845) no Hoare annotation was computed. [2019-11-07 04:29:39,968 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 793 804) the Hoare annotation is: true [2019-11-07 04:29:39,968 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 793 804) no Hoare annotation was computed. [2019-11-07 04:29:39,968 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 04:29:39,968 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 04:29:39,969 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 805 813) the Hoare annotation is: true [2019-11-07 04:29:39,969 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 805 813) no Hoare annotation was computed. [2019-11-07 04:29:39,969 INFO L446 ceAbstractionStarter]: At program point L65(line 65) the Hoare annotation is: true [2019-11-07 04:29:39,969 INFO L446 ceAbstractionStarter]: At program point L63(lines 63 69) the Hoare annotation is: true [2019-11-07 04:29:39,969 INFO L439 ceAbstractionStarter]: At program point L58(line 58) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:39,969 INFO L443 ceAbstractionStarter]: For program point L56(lines 55 74) no Hoare annotation was computed. [2019-11-07 04:29:39,969 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 52 75) the Hoare annotation is: true [2019-11-07 04:29:39,969 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 52 75) no Hoare annotation was computed. [2019-11-07 04:29:39,970 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 52 75) no Hoare annotation was computed. [2019-11-07 04:29:39,970 INFO L446 ceAbstractionStarter]: At program point L288(lines 263 292) the Hoare annotation is: true [2019-11-07 04:29:39,970 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 263 292) no Hoare annotation was computed. [2019-11-07 04:29:39,970 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 263 292) the Hoare annotation is: true [2019-11-07 04:29:39,970 INFO L443 ceAbstractionStarter]: For program point L284(line 284) no Hoare annotation was computed. [2019-11-07 04:29:39,970 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 281) no Hoare annotation was computed. [2019-11-07 04:29:39,970 INFO L446 ceAbstractionStarter]: At program point L277-1(lines 277 281) the Hoare annotation is: true [2019-11-07 04:29:39,971 INFO L446 ceAbstractionStarter]: At program point L273-2(lines 273 287) the Hoare annotation is: true [2019-11-07 04:29:39,971 INFO L446 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: true [2019-11-07 04:29:39,971 INFO L443 ceAbstractionStarter]: For program point L269-1(line 269) no Hoare annotation was computed. [2019-11-07 04:29:39,971 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 769 780) the Hoare annotation is: true [2019-11-07 04:29:39,971 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 769 780) no Hoare annotation was computed. [2019-11-07 04:29:39,971 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 317 323) no Hoare annotation was computed. [2019-11-07 04:29:39,971 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 317 323) the Hoare annotation is: true [2019-11-07 04:29:39,971 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 04:29:39,972 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-07 04:29:39,972 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 04:29:39,972 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 04:29:39,972 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 781 792) no Hoare annotation was computed. [2019-11-07 04:29:39,972 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 781 792) the Hoare annotation is: true [2019-11-07 04:29:39,972 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 851) no Hoare annotation was computed. [2019-11-07 04:29:39,972 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 847 854) the Hoare annotation is: true [2019-11-07 04:29:39,972 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 847 854) no Hoare annotation was computed. [2019-11-07 04:29:39,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 04:29:39 BoogieIcfgContainer [2019-11-07 04:29:39,999 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 04:29:40,009 INFO L168 Benchmark]: Toolchain (without parser) took 4849.37 ms. Allocated memory was 140.0 MB in the beginning and 243.8 MB in the end (delta: 103.8 MB). Free memory was 104.0 MB in the beginning and 157.4 MB in the end (delta: -53.5 MB). Peak memory consumption was 116.5 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:40,011 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-07 04:29:40,013 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.79 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 103.7 MB in the beginning and 172.5 MB in the end (delta: -68.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:40,014 INFO L168 Benchmark]: Boogie Preprocessor took 85.14 ms. Allocated memory is still 203.4 MB. Free memory was 172.5 MB in the beginning and 168.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:40,019 INFO L168 Benchmark]: RCFGBuilder took 1588.80 ms. Allocated memory was 203.4 MB in the beginning and 233.3 MB in the end (delta: 29.9 MB). Free memory was 168.5 MB in the beginning and 151.9 MB in the end (delta: 16.6 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:40,021 INFO L168 Benchmark]: TraceAbstraction took 2506.14 ms. Allocated memory was 233.3 MB in the beginning and 243.8 MB in the end (delta: 10.5 MB). Free memory was 150.5 MB in the beginning and 157.4 MB in the end (delta: -6.9 MB). Peak memory consumption was 69.8 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:40,029 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 140.0 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 662.79 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 103.7 MB in the beginning and 172.5 MB in the end (delta: -68.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.14 ms. Allocated memory is still 203.4 MB. Free memory was 172.5 MB in the beginning and 168.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1588.80 ms. Allocated memory was 203.4 MB in the beginning and 233.3 MB in the end (delta: 29.9 MB). Free memory was 168.5 MB in the beginning and 151.9 MB in the end (delta: 16.6 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2506.14 ms. Allocated memory was 233.3 MB in the beginning and 243.8 MB in the end (delta: 10.5 MB). Free memory was 150.5 MB in the beginning and 157.4 MB in the end (delta: -6.9 MB). Peak memory consumption was 69.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 851]: 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: 263]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0)) || 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 154 locations, 1 error locations. Result: SAFE, OverallTime: 2.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 366 SDtfs, 158 SDslu, 580 SDs, 0 SdLazy, 169 SolverSat, 36 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 153 PreInvPairs, 165 NumberOfFragments, 294 HoareAnnotationTreeSize, 153 FomulaSimplifications, 61 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 596 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 249 NumberOfCodeBlocks, 249 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 244 ConstructedInterpolants, 0 QuantifiedInterpolants, 21548 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...