/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_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 04:29:36,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 04:29:36,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 04:29:36,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 04:29:36,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 04:29:36,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 04:29:36,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 04:29:36,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 04:29:36,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 04:29:36,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 04:29:36,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 04:29:36,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 04:29:36,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 04:29:36,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 04:29:36,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 04:29:36,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 04:29:36,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 04:29:36,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 04:29:36,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 04:29:36,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 04:29:36,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 04:29:36,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 04:29:36,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 04:29:36,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 04:29:36,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 04:29:36,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 04:29:36,994 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 04:29:36,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 04:29:36,996 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 04:29:36,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 04:29:36,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 04:29:36,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 04:29:36,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 04:29:36,999 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 04:29:37,000 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 04:29:37,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 04:29:37,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 04:29:37,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 04:29:37,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 04:29:37,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 04:29:37,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 04:29:37,006 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 04:29:37,033 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 04:29:37,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 04:29:37,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 04:29:37,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 04:29:37,036 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 04:29:37,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 04:29:37,036 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 04:29:37,037 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 04:29:37,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 04:29:37,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 04:29:37,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 04:29:37,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 04:29:37,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 04:29:37,039 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 04:29:37,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 04:29:37,040 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 04:29:37,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 04:29:37,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 04:29:37,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 04:29:37,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 04:29:37,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 04:29:37,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:29:37,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 04:29:37,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 04:29:37,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 04:29:37,042 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 04:29:37,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 04:29:37,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 04:29:37,042 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 04:29:37,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 04:29:37,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 04:29:37,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 04:29:37,359 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 04:29:37,359 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 04:29:37,360 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-11-07 04:29:37,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42b9f9210/bcc75535540a431db2d7756a1c77bf13/FLAG2821d6a19 [2019-11-07 04:29:37,952 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 04:29:37,952 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-11-07 04:29:37,965 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42b9f9210/bcc75535540a431db2d7756a1c77bf13/FLAG2821d6a19 [2019-11-07 04:29:38,266 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42b9f9210/bcc75535540a431db2d7756a1c77bf13 [2019-11-07 04:29:38,276 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 04:29:38,277 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 04:29:38,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 04:29:38,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 04:29:38,282 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 04:29:38,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:29:38" (1/1) ... [2019-11-07 04:29:38,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d9f23e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:38, skipping insertion in model container [2019-11-07 04:29:38,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:29:38" (1/1) ... [2019-11-07 04:29:38,293 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 04:29:38,347 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 04:29:38,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:29:38,805 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 04:29:38,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:29:38,913 INFO L192 MainTranslator]: Completed translation [2019-11-07 04:29:38,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:38 WrapperNode [2019-11-07 04:29:38,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 04:29:38,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 04:29:38,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 04:29:38,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 04:29:38,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:38" (1/1) ... [2019-11-07 04:29:38,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:38" (1/1) ... [2019-11-07 04:29:38,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:38" (1/1) ... [2019-11-07 04:29:38,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:38" (1/1) ... [2019-11-07 04:29:38,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:38" (1/1) ... [2019-11-07 04:29:38,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:38" (1/1) ... [2019-11-07 04:29:38,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:38" (1/1) ... [2019-11-07 04:29:39,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 04:29:39,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 04:29:39,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 04:29:39,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 04:29:39,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:38" (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 04:29:39,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 04:29:39,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 04:29:39,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 04:29:39,089 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 04:29:39,089 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 04:29:39,090 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 04:29:39,091 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 04:29:39,091 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 04:29:39,091 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 04:29:39,091 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 04:29:39,091 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 04:29:39,092 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 04:29:39,092 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 04:29:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-11-07 04:29:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-11-07 04:29:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 04:29:39,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 04:29:39,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 04:29:39,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 04:29:39,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 04:29:39,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 04:29:39,096 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 04:29:39,096 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 04:29:39,096 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 04:29:39,097 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 04:29:39,097 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 04:29:39,097 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 04:29:39,097 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 04:29:39,097 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 04:29:39,097 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 04:29:39,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 04:29:39,098 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 04:29:39,098 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 04:29:39,098 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 04:29:39,098 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 04:29:39,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 04:29:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 04:29:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 04:29:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 04:29:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 04:29:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 04:29:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 04:29:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 04:29:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 04:29:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 04:29:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 04:29:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 04:29:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 04:29:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 04:29:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 04:29:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 04:29:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 04:29:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-11-07 04:29:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-11-07 04:29:39,102 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 04:29:39,102 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 04:29:39,102 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 04:29:39,102 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 04:29:39,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 04:29:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 04:29:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 04:29:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 04:29:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 04:29:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 04:29:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 04:29:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 04:29:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 04:29:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 04:29:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 04:29:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 04:29:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 04:29:39,105 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 04:29:39,105 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 04:29:39,105 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 04:29:39,106 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 04:29:39,106 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 04:29:39,106 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 04:29:39,107 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 04:29:39,107 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 04:29:39,107 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 04:29:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 04:29:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 04:29:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 04:29:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 04:29:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 04:29:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 04:29:40,544 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 04:29:40,544 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 04:29:40,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:29:40 BoogieIcfgContainer [2019-11-07 04:29:40,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 04:29:40,547 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 04:29:40,547 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 04:29:40,551 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 04:29:40,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:29:38" (1/3) ... [2019-11-07 04:29:40,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ac453e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:29:40, skipping insertion in model container [2019-11-07 04:29:40,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:38" (2/3) ... [2019-11-07 04:29:40,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ac453e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:29:40, skipping insertion in model container [2019-11-07 04:29:40,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:29:40" (3/3) ... [2019-11-07 04:29:40,555 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product02.cil.c [2019-11-07 04:29:40,565 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 04:29:40,574 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 04:29:40,586 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 04:29:40,622 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 04:29:40,622 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 04:29:40,622 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 04:29:40,623 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 04:29:40,623 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 04:29:40,623 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 04:29:40,623 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 04:29:40,624 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 04:29:40,644 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states. [2019-11-07 04:29:40,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-07 04:29:40,653 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:40,654 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 04:29:40,656 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:40,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:40,662 INFO L82 PathProgramCache]: Analyzing trace with hash 1707075718, now seen corresponding path program 1 times [2019-11-07 04:29:40,672 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:40,672 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842754544] [2019-11-07 04:29:40,673 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:41,013 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 04:29:41,014 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842754544] [2019-11-07 04:29:41,015 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:41,016 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 04:29:41,017 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134689666] [2019-11-07 04:29:41,024 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 04:29:41,025 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:41,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 04:29:41,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 04:29:41,041 INFO L87 Difference]: Start difference. First operand 113 states. Second operand 2 states. [2019-11-07 04:29:41,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:41,074 INFO L93 Difference]: Finished difference Result 152 states and 185 transitions. [2019-11-07 04:29:41,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 04:29:41,076 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-11-07 04:29:41,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:41,087 INFO L225 Difference]: With dead ends: 152 [2019-11-07 04:29:41,087 INFO L226 Difference]: Without dead ends: 78 [2019-11-07 04:29:41,091 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 04:29:41,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2019-11-07 04:29:41,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2019-11-07 04:29:41,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2019-11-07 04:29:41,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 88 transitions. [2019-11-07 04:29:41,142 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 88 transitions. Word has length 46 [2019-11-07 04:29:41,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:41,143 INFO L462 AbstractCegarLoop]: Abstraction has 78 states and 88 transitions. [2019-11-07 04:29:41,143 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 04:29:41,144 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 88 transitions. [2019-11-07 04:29:41,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-07 04:29:41,147 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:41,147 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 04:29:41,147 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:41,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:41,148 INFO L82 PathProgramCache]: Analyzing trace with hash 416440541, now seen corresponding path program 1 times [2019-11-07 04:29:41,148 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:41,149 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184951599] [2019-11-07 04:29:41,149 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:41,298 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 04:29:41,299 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184951599] [2019-11-07 04:29:41,299 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:41,299 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 04:29:41,300 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603642786] [2019-11-07 04:29:41,304 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 04:29:41,304 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:41,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 04:29:41,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 04:29:41,305 INFO L87 Difference]: Start difference. First operand 78 states and 88 transitions. Second operand 3 states. [2019-11-07 04:29:41,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:41,335 INFO L93 Difference]: Finished difference Result 106 states and 119 transitions. [2019-11-07 04:29:41,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 04:29:41,336 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-11-07 04:29:41,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:41,338 INFO L225 Difference]: With dead ends: 106 [2019-11-07 04:29:41,338 INFO L226 Difference]: Without dead ends: 70 [2019-11-07 04:29:41,339 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 04:29:41,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2019-11-07 04:29:41,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2019-11-07 04:29:41,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2019-11-07 04:29:41,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 77 transitions. [2019-11-07 04:29:41,351 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 77 transitions. Word has length 47 [2019-11-07 04:29:41,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:41,351 INFO L462 AbstractCegarLoop]: Abstraction has 70 states and 77 transitions. [2019-11-07 04:29:41,351 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 04:29:41,352 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 77 transitions. [2019-11-07 04:29:41,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-07 04:29:41,353 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:41,354 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] [2019-11-07 04:29:41,354 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:41,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:41,355 INFO L82 PathProgramCache]: Analyzing trace with hash 101822, now seen corresponding path program 1 times [2019-11-07 04:29:41,355 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:41,355 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174763565] [2019-11-07 04:29:41,355 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:41,520 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 04:29:41,520 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174763565] [2019-11-07 04:29:41,520 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:41,521 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 04:29:41,521 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692055265] [2019-11-07 04:29:41,521 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 04:29:41,522 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:41,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 04:29:41,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 04:29:41,522 INFO L87 Difference]: Start difference. First operand 70 states and 77 transitions. Second operand 7 states. [2019-11-07 04:29:41,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:41,762 INFO L93 Difference]: Finished difference Result 115 states and 130 transitions. [2019-11-07 04:29:41,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 04:29:41,763 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2019-11-07 04:29:41,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:41,764 INFO L225 Difference]: With dead ends: 115 [2019-11-07 04:29:41,764 INFO L226 Difference]: Without dead ends: 70 [2019-11-07 04:29:41,766 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 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 04:29:41,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2019-11-07 04:29:41,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2019-11-07 04:29:41,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2019-11-07 04:29:41,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 76 transitions. [2019-11-07 04:29:41,785 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 76 transitions. Word has length 50 [2019-11-07 04:29:41,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:41,785 INFO L462 AbstractCegarLoop]: Abstraction has 70 states and 76 transitions. [2019-11-07 04:29:41,786 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 04:29:41,786 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2019-11-07 04:29:41,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-07 04:29:41,790 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:41,793 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] [2019-11-07 04:29:41,793 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:41,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:41,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1478397899, now seen corresponding path program 1 times [2019-11-07 04:29:41,794 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:41,794 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228743782] [2019-11-07 04:29:41,794 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:41,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:41,962 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 04:29:41,962 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228743782] [2019-11-07 04:29:41,962 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:41,963 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 04:29:41,963 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687690510] [2019-11-07 04:29:41,963 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 04:29:41,964 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:41,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 04:29:41,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 04:29:41,964 INFO L87 Difference]: Start difference. First operand 70 states and 76 transitions. Second operand 6 states. [2019-11-07 04:29:42,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:42,135 INFO L93 Difference]: Finished difference Result 152 states and 172 transitions. [2019-11-07 04:29:42,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 04:29:42,136 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2019-11-07 04:29:42,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:42,141 INFO L225 Difference]: With dead ends: 152 [2019-11-07 04:29:42,141 INFO L226 Difference]: Without dead ends: 107 [2019-11-07 04:29:42,142 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 04:29:42,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-11-07 04:29:42,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 103. [2019-11-07 04:29:42,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-11-07 04:29:42,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 113 transitions. [2019-11-07 04:29:42,160 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 113 transitions. Word has length 53 [2019-11-07 04:29:42,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:42,160 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 113 transitions. [2019-11-07 04:29:42,161 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 04:29:42,161 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 113 transitions. [2019-11-07 04:29:42,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-07 04:29:42,162 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:42,162 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, 1] [2019-11-07 04:29:42,162 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:42,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:42,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1045202900, now seen corresponding path program 1 times [2019-11-07 04:29:42,163 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:42,163 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509503729] [2019-11-07 04:29:42,163 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:42,266 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 04:29:42,267 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509503729] [2019-11-07 04:29:42,268 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:42,268 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 04:29:42,268 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826181098] [2019-11-07 04:29:42,269 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 04:29:42,269 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:42,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 04:29:42,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 04:29:42,270 INFO L87 Difference]: Start difference. First operand 103 states and 113 transitions. Second operand 6 states. [2019-11-07 04:29:42,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:42,403 INFO L93 Difference]: Finished difference Result 173 states and 196 transitions. [2019-11-07 04:29:42,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 04:29:42,404 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2019-11-07 04:29:42,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:42,405 INFO L225 Difference]: With dead ends: 173 [2019-11-07 04:29:42,405 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 04:29:42,406 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 04:29:42,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 04:29:42,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 04:29:42,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 04:29:42,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 04:29:42,408 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2019-11-07 04:29:42,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:42,408 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 04:29:42,408 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 04:29:42,408 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 04:29:42,408 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 04:29:42,413 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 04:29:42,993 INFO L443 ceAbstractionStarter]: For program point L288(lines 288 292) no Hoare annotation was computed. [2019-11-07 04:29:42,993 INFO L443 ceAbstractionStarter]: For program point L282-2(lines 282 303) no Hoare annotation was computed. [2019-11-07 04:29:42,993 INFO L443 ceAbstractionStarter]: For program point L304(lines 281 305) no Hoare annotation was computed. [2019-11-07 04:29:42,993 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 257 312) no Hoare annotation was computed. [2019-11-07 04:29:42,994 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 257 312) no Hoare annotation was computed. [2019-11-07 04:29:42,994 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 349) no Hoare annotation was computed. [2019-11-07 04:29:42,994 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 313 372) no Hoare annotation was computed. [2019-11-07 04:29:42,994 INFO L443 ceAbstractionStarter]: For program point L339-2(lines 339 364) no Hoare annotation was computed. [2019-11-07 04:29:42,994 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 313 372) no Hoare annotation was computed. [2019-11-07 04:29:42,994 INFO L443 ceAbstractionStarter]: For program point L365(lines 338 366) no Hoare annotation was computed. [2019-11-07 04:29:42,994 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 313 372) no Hoare annotation was computed. [2019-11-07 04:29:42,995 INFO L443 ceAbstractionStarter]: For program point L358(line 358) no Hoare annotation was computed. [2019-11-07 04:29:42,995 INFO L443 ceAbstractionStarter]: For program point L358-1(line 358) no Hoare annotation was computed. [2019-11-07 04:29:42,995 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-11-07 04:29:42,995 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-11-07 04:29:42,995 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-11-07 04:29:42,995 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-11-07 04:29:42,996 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 647 669) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:42,996 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 647 669) no Hoare annotation was computed. [2019-11-07 04:29:42,996 INFO L439 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:42,996 INFO L439 ceAbstractionStarter]: At program point L659-1(line 659) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:42,996 INFO L443 ceAbstractionStarter]: For program point L657(lines 657 664) no Hoare annotation was computed. [2019-11-07 04:29:42,996 INFO L443 ceAbstractionStarter]: For program point L657-1(lines 657 664) no Hoare annotation was computed. [2019-11-07 04:29:42,997 INFO L443 ceAbstractionStarter]: For program point L655(line 655) no Hoare annotation was computed. [2019-11-07 04:29:42,997 INFO L439 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:42,997 INFO L439 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:42,997 INFO L439 ceAbstractionStarter]: At program point L653-1(line 653) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:42,997 INFO L443 ceAbstractionStarter]: For program point L609(line 609) no Hoare annotation was computed. [2019-11-07 04:29:42,997 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 604 627) no Hoare annotation was computed. [2019-11-07 04:29:42,998 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 604 627) no Hoare annotation was computed. [2019-11-07 04:29:42,998 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 604 627) no Hoare annotation was computed. [2019-11-07 04:29:42,998 INFO L443 ceAbstractionStarter]: For program point L622(line 622) no Hoare annotation was computed. [2019-11-07 04:29:42,998 INFO L443 ceAbstractionStarter]: For program point L621(line 621) no Hoare annotation was computed. [2019-11-07 04:29:42,998 INFO L443 ceAbstractionStarter]: For program point L620(line 620) no Hoare annotation was computed. [2019-11-07 04:29:42,998 INFO L443 ceAbstractionStarter]: For program point L619(line 619) no Hoare annotation was computed. [2019-11-07 04:29:42,998 INFO L443 ceAbstractionStarter]: For program point L618(line 618) no Hoare annotation was computed. [2019-11-07 04:29:42,998 INFO L443 ceAbstractionStarter]: For program point L617(line 617) no Hoare annotation was computed. [2019-11-07 04:29:42,999 INFO L443 ceAbstractionStarter]: For program point L616(line 616) no Hoare annotation was computed. [2019-11-07 04:29:42,999 INFO L443 ceAbstractionStarter]: For program point L615(line 615) no Hoare annotation was computed. [2019-11-07 04:29:42,999 INFO L443 ceAbstractionStarter]: For program point L614(line 614) no Hoare annotation was computed. [2019-11-07 04:29:42,999 INFO L443 ceAbstractionStarter]: For program point L613(line 613) no Hoare annotation was computed. [2019-11-07 04:29:42,999 INFO L443 ceAbstractionStarter]: For program point L612(line 612) no Hoare annotation was computed. [2019-11-07 04:29:42,999 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-07 04:29:42,999 INFO L443 ceAbstractionStarter]: For program point L610(line 610) no Hoare annotation was computed. [2019-11-07 04:29:42,999 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 735 743) no Hoare annotation was computed. [2019-11-07 04:29:43,000 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 735 743) the Hoare annotation is: true [2019-11-07 04:29:43,000 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 744 779) no Hoare annotation was computed. [2019-11-07 04:29:43,000 INFO L443 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2019-11-07 04:29:43,000 INFO L443 ceAbstractionStarter]: For program point L774-1(line 774) no Hoare annotation was computed. [2019-11-07 04:29:43,000 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 744 779) no Hoare annotation was computed. [2019-11-07 04:29:43,000 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-11-07 04:29:43,000 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-11-07 04:29:43,001 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 211 256) no Hoare annotation was computed. [2019-11-07 04:29:43,001 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 211 256) no Hoare annotation was computed. [2019-11-07 04:29:43,001 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 524 569) no Hoare annotation was computed. [2019-11-07 04:29:43,001 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 524 569) no Hoare annotation was computed. [2019-11-07 04:29:43,001 INFO L439 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:43,001 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 636 646) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:43,001 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 636 646) no Hoare annotation was computed. [2019-11-07 04:29:43,002 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 636 646) no Hoare annotation was computed. [2019-11-07 04:29:43,002 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 724 734) no Hoare annotation was computed. [2019-11-07 04:29:43,002 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 724 734) no Hoare annotation was computed. [2019-11-07 04:29:43,002 INFO L443 ceAbstractionStarter]: For program point L729(line 729) no Hoare annotation was computed. [2019-11-07 04:29:43,002 INFO L443 ceAbstractionStarter]: For program point L729-1(line 729) no Hoare annotation was computed. [2019-11-07 04:29:43,002 INFO L443 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 716 723) no Hoare annotation was computed. [2019-11-07 04:29:43,002 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 716 723) no Hoare annotation was computed. [2019-11-07 04:29:43,002 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 701 707) no Hoare annotation was computed. [2019-11-07 04:29:43,003 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 701 707) the Hoare annotation is: true [2019-11-07 04:29:43,003 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 789 854) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:43,003 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 789 854) no Hoare annotation was computed. [2019-11-07 04:29:43,003 INFO L439 ceAbstractionStarter]: At program point L847(lines 798 848) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:43,003 INFO L439 ceAbstractionStarter]: At program point L837-2(lines 829 842) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-11-07 04:29:43,003 INFO L443 ceAbstractionStarter]: For program point L800(lines 799 846) no Hoare annotation was computed. [2019-11-07 04:29:43,004 INFO L439 ceAbstractionStarter]: At program point L831(line 831) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-11-07 04:29:43,004 INFO L443 ceAbstractionStarter]: For program point L829(lines 829 842) no Hoare annotation was computed. [2019-11-07 04:29:43,004 INFO L439 ceAbstractionStarter]: At program point L821(line 821) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-11-07 04:29:43,004 INFO L443 ceAbstractionStarter]: For program point L819(lines 819 825) no Hoare annotation was computed. [2019-11-07 04:29:43,004 INFO L443 ceAbstractionStarter]: For program point L819-1(lines 819 825) no Hoare annotation was computed. [2019-11-07 04:29:43,004 INFO L439 ceAbstractionStarter]: At program point L844(lines 799 846) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-11-07 04:29:43,004 INFO L439 ceAbstractionStarter]: At program point L811(line 811) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-11-07 04:29:43,005 INFO L443 ceAbstractionStarter]: For program point L809(lines 809 815) no Hoare annotation was computed. [2019-11-07 04:29:43,005 INFO L443 ceAbstractionStarter]: For program point L809-1(lines 809 815) no Hoare annotation was computed. [2019-11-07 04:29:43,005 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 789 854) no Hoare annotation was computed. [2019-11-07 04:29:43,005 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 478 523) no Hoare annotation was computed. [2019-11-07 04:29:43,005 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 478 523) no Hoare annotation was computed. [2019-11-07 04:29:43,005 INFO L439 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:43,005 INFO L443 ceAbstractionStarter]: For program point L188(lines 188 194) no Hoare annotation was computed. [2019-11-07 04:29:43,006 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 197) no Hoare annotation was computed. [2019-11-07 04:29:43,006 INFO L439 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-11-07 04:29:43,006 INFO L443 ceAbstractionStarter]: For program point L185-1(line 185) no Hoare annotation was computed. [2019-11-07 04:29:43,006 INFO L443 ceAbstractionStarter]: For program point L183(lines 183 200) no Hoare annotation was computed. [2019-11-07 04:29:43,006 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 175 203) no Hoare annotation was computed. [2019-11-07 04:29:43,006 INFO L446 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: true [2019-11-07 04:29:43,006 INFO L443 ceAbstractionStarter]: For program point L181-1(line 181) no Hoare annotation was computed. [2019-11-07 04:29:43,007 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 175 203) the Hoare annotation is: true [2019-11-07 04:29:43,007 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 175 203) no Hoare annotation was computed. [2019-11-07 04:29:43,007 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2019-11-07 04:29:43,007 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2019-11-07 04:29:43,007 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 167 174) the Hoare annotation is: true [2019-11-07 04:29:43,007 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 167 174) no Hoare annotation was computed. [2019-11-07 04:29:43,007 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-11-07 04:29:43,008 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-11-07 04:29:43,008 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 375 477) no Hoare annotation was computed. [2019-11-07 04:29:43,008 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-11-07 04:29:43,008 INFO L443 ceAbstractionStarter]: For program point L440-1(line 440) no Hoare annotation was computed. [2019-11-07 04:29:43,008 INFO L443 ceAbstractionStarter]: For program point L399(lines 399 403) no Hoare annotation was computed. [2019-11-07 04:29:43,008 INFO L443 ceAbstractionStarter]: For program point L424-2(lines 424 444) no Hoare annotation was computed. [2019-11-07 04:29:43,008 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 375 477) no Hoare annotation was computed. [2019-11-07 04:29:43,009 INFO L443 ceAbstractionStarter]: For program point L445(lines 423 446) no Hoare annotation was computed. [2019-11-07 04:29:43,009 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 420) no Hoare annotation was computed. [2019-11-07 04:29:43,009 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 375 477) no Hoare annotation was computed. [2019-11-07 04:29:43,009 INFO L443 ceAbstractionStarter]: For program point L425(lines 424 444) no Hoare annotation was computed. [2019-11-07 04:29:43,009 INFO L443 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2019-11-07 04:29:43,009 INFO L443 ceAbstractionStarter]: For program point L456-1(line 456) no Hoare annotation was computed. [2019-11-07 04:29:43,009 INFO L443 ceAbstractionStarter]: For program point L421(lines 421 462) no Hoare annotation was computed. [2019-11-07 04:29:43,009 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-11-07 04:29:43,009 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 04:29:43,010 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 708 715) no Hoare annotation was computed. [2019-11-07 04:29:43,010 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 708 715) no Hoare annotation was computed. [2019-11-07 04:29:43,010 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 154 162) no Hoare annotation was computed. [2019-11-07 04:29:43,010 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2019-11-07 04:29:43,010 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: true [2019-11-07 04:29:43,010 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2019-11-07 04:29:43,010 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 04:29:43,011 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 04:29:43,011 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2019-11-07 04:29:43,011 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2019-11-07 04:29:43,011 INFO L446 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: true [2019-11-07 04:29:43,011 INFO L446 ceAbstractionStarter]: At program point L688(lines 688 694) the Hoare annotation is: true [2019-11-07 04:29:43,011 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 677 700) the Hoare annotation is: true [2019-11-07 04:29:43,011 INFO L439 ceAbstractionStarter]: At program point L683(line 683) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:43,011 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 677 700) no Hoare annotation was computed. [2019-11-07 04:29:43,012 INFO L443 ceAbstractionStarter]: For program point L681(lines 680 699) no Hoare annotation was computed. [2019-11-07 04:29:43,012 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 677 700) no Hoare annotation was computed. [2019-11-07 04:29:43,012 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 573 602) no Hoare annotation was computed. [2019-11-07 04:29:43,012 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 573 602) the Hoare annotation is: true [2019-11-07 04:29:43,012 INFO L446 ceAbstractionStarter]: At program point L598(lines 573 602) the Hoare annotation is: true [2019-11-07 04:29:43,012 INFO L443 ceAbstractionStarter]: For program point L594(line 594) no Hoare annotation was computed. [2019-11-07 04:29:43,012 INFO L443 ceAbstractionStarter]: For program point L587(lines 587 591) no Hoare annotation was computed. [2019-11-07 04:29:43,013 INFO L446 ceAbstractionStarter]: At program point L587-1(lines 587 591) the Hoare annotation is: true [2019-11-07 04:29:43,013 INFO L446 ceAbstractionStarter]: At program point L583-2(lines 583 597) the Hoare annotation is: true [2019-11-07 04:29:43,013 INFO L446 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: true [2019-11-07 04:29:43,013 INFO L443 ceAbstractionStarter]: For program point L579-1(line 579) no Hoare annotation was computed. [2019-11-07 04:29:43,013 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2019-11-07 04:29:43,013 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2019-11-07 04:29:43,013 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 628 634) no Hoare annotation was computed. [2019-11-07 04:29:43,013 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 628 634) the Hoare annotation is: true [2019-11-07 04:29:43,014 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 04:29:43,014 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 04:29:43,014 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 04:29:43,014 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 04:29:43,014 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 780 787) no Hoare annotation was computed. [2019-11-07 04:29:43,014 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 780 787) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)) [2019-11-07 04:29:43,014 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2019-11-07 04:29:43,015 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: true [2019-11-07 04:29:43,015 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-11-07 04:29:43,015 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 856 863) the Hoare annotation is: true [2019-11-07 04:29:43,015 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 856 863) no Hoare annotation was computed. [2019-11-07 04:29:43,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 04:29:43 BoogieIcfgContainer [2019-11-07 04:29:43,029 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 04:29:43,032 INFO L168 Benchmark]: Toolchain (without parser) took 4753.85 ms. Allocated memory was 141.0 MB in the beginning and 244.3 MB in the end (delta: 103.3 MB). Free memory was 104.1 MB in the beginning and 135.0 MB in the end (delta: -30.9 MB). Peak memory consumption was 114.2 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:43,033 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 04:29:43,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.63 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 104.1 MB in the beginning and 173.2 MB in the end (delta: -69.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:43,035 INFO L168 Benchmark]: Boogie Preprocessor took 86.09 ms. Allocated memory is still 204.5 MB. Free memory was 173.2 MB in the beginning and 168.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:43,036 INFO L168 Benchmark]: RCFGBuilder took 1543.48 ms. Allocated memory was 204.5 MB in the beginning and 233.8 MB in the end (delta: 29.4 MB). Free memory was 168.5 MB in the beginning and 149.7 MB in the end (delta: 18.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:43,037 INFO L168 Benchmark]: TraceAbstraction took 2481.97 ms. Allocated memory was 233.8 MB in the beginning and 244.3 MB in the end (delta: 10.5 MB). Free memory was 149.7 MB in the beginning and 135.0 MB in the end (delta: 14.8 MB). Peak memory consumption was 67.1 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:43,040 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 141.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 637.63 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 104.1 MB in the beginning and 173.2 MB in the end (delta: -69.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.09 ms. Allocated memory is still 204.5 MB. Free memory was 173.2 MB in the beginning and 168.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1543.48 ms. Allocated memory was 204.5 MB in the beginning and 233.8 MB in the end (delta: 29.4 MB). Free memory was 168.5 MB in the beginning and 149.7 MB in the end (delta: 18.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2481.97 ms. Allocated memory was 233.8 MB in the beginning and 244.3 MB in the end (delta: 10.5 MB). Free memory was 149.7 MB in the beginning and 135.0 MB in the end (delta: 14.8 MB). Peak memory consumption was 67.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: 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: 798]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || (1 == systemActive && 0 == splverifierCounter) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 158 locations, 1 error locations. Result: SAFE, OverallTime: 2.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 392 SDtfs, 145 SDslu, 626 SDs, 0 SdLazy, 179 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 161 PreInvPairs, 175 NumberOfFragments, 376 HoareAnnotationTreeSize, 161 FomulaSimplifications, 75 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 577 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 247 ConstructedInterpolants, 0 QuantifiedInterpolants, 22402 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...