/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 --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 --traceabstraction.trace.refinement.strategy CAMEL_SMT_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 22:47:19,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 22:47:19,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 22:47:19,943 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 22:47:19,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 22:47:19,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 22:47:19,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 22:47:19,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 22:47:19,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 22:47:19,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 22:47:19,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 22:47:19,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 22:47:19,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 22:47:19,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 22:47:19,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 22:47:19,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 22:47:19,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 22:47:19,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 22:47:19,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 22:47:19,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 22:47:19,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 22:47:19,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 22:47:19,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 22:47:19,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 22:47:19,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-19 22:47:19,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-19 22:47:19,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-19 22:47:19,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-19 22:47:19,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-19 22:47:20,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-19 22:47:20,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-19 22:47:20,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-19 22:47:20,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-19 22:47:20,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-19 22:47:20,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-19 22:47:20,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-19 22:47:20,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-19 22:47:20,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-19 22:47:20,006 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 22:47:20,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 22:47:20,008 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 22:47:20,008 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 [2020-07-19 22:47:20,032 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 22:47:20,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 22:47:20,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 22:47:20,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 22:47:20,034 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 22:47:20,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 22:47:20,034 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 22:47:20,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 22:47:20,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 22:47:20,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 22:47:20,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 22:47:20,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 22:47:20,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 22:47:20,039 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 22:47:20,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 22:47:20,039 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 22:47:20,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 22:47:20,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 22:47:20,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 22:47:20,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 22:47:20,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 22:47:20,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 22:47:20,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 22:47:20,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 22:47:20,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 22:47:20,041 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 22:47:20,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 22:47:20,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 22:47:20,042 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 22:47:20,042 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_SMT_AM [2020-07-19 22:47:20,316 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 22:47:20,329 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 22:47:20,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 22:47:20,333 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 22:47:20,334 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 22:47:20,334 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2020-07-19 22:47:20,394 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b506793/2243282c83b44cf7ae3993d4844317fb/FLAG5ee11bcf4 [2020-07-19 22:47:20,898 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 22:47:20,898 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2020-07-19 22:47:20,909 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b506793/2243282c83b44cf7ae3993d4844317fb/FLAG5ee11bcf4 [2020-07-19 22:47:21,207 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b506793/2243282c83b44cf7ae3993d4844317fb [2020-07-19 22:47:21,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 22:47:21,217 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 22:47:21,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 22:47:21,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 22:47:21,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 22:47:21,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:47:21" (1/1) ... [2020-07-19 22:47:21,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18cdfdd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:47:21, skipping insertion in model container [2020-07-19 22:47:21,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:47:21" (1/1) ... [2020-07-19 22:47:21,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 22:47:21,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 22:47:21,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 22:47:21,769 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 22:47:21,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 22:47:21,887 INFO L208 MainTranslator]: Completed translation [2020-07-19 22:47:21,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:47:21 WrapperNode [2020-07-19 22:47:21,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 22:47:21,889 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 22:47:21,889 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 22:47:21,889 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 22:47:21,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:47:21" (1/1) ... [2020-07-19 22:47:21,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:47:21" (1/1) ... [2020-07-19 22:47:21,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:47:21" (1/1) ... [2020-07-19 22:47:21,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:47:21" (1/1) ... [2020-07-19 22:47:21,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:47:21" (1/1) ... [2020-07-19 22:47:21,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:47:21" (1/1) ... [2020-07-19 22:47:21,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:47:21" (1/1) ... [2020-07-19 22:47:22,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 22:47:22,019 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 22:47:22,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 22:47:22,019 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 22:47:22,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:47:21" (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 [2020-07-19 22:47:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 22:47:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 22:47:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-19 22:47:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-19 22:47:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-19 22:47:22,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-19 22:47:22,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-19 22:47:22,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-19 22:47:22,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-19 22:47:22,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-19 22:47:22,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-19 22:47:22,102 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-19 22:47:22,103 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-19 22:47:22,103 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-19 22:47:22,103 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-19 22:47:22,104 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-19 22:47:22,104 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-19 22:47:22,104 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-19 22:47:22,104 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-19 22:47:22,104 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-19 22:47:22,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-19 22:47:22,105 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-19 22:47:22,105 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 22:47:22,105 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-19 22:47:22,106 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-19 22:47:22,106 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-19 22:47:22,106 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-19 22:47:22,106 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-19 22:47:22,107 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-19 22:47:22,107 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-19 22:47:22,107 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-19 22:47:22,107 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-19 22:47:22,107 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-19 22:47:22,107 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-19 22:47:22,108 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-19 22:47:22,108 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-19 22:47:22,108 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-19 22:47:22,108 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-19 22:47:22,108 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-19 22:47:22,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-19 22:47:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 22:47:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-19 22:47:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-19 22:47:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-19 22:47:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-19 22:47:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-19 22:47:22,110 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-19 22:47:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-19 22:47:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-19 22:47:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-19 22:47:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-19 22:47:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-19 22:47:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-19 22:47:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-19 22:47:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-19 22:47:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-19 22:47:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-19 22:47:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-19 22:47:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-19 22:47:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-19 22:47:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-19 22:47:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-19 22:47:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-19 22:47:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-19 22:47:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-19 22:47:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-19 22:47:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-19 22:47:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-19 22:47:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-19 22:47:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-19 22:47:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-19 22:47:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-19 22:47:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-19 22:47:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-19 22:47:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-19 22:47:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-19 22:47:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-19 22:47:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-19 22:47:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-19 22:47:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-19 22:47:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-19 22:47:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 22:47:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-19 22:47:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-19 22:47:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-19 22:47:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-19 22:47:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-19 22:47:22,119 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-19 22:47:22,119 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-19 22:47:22,119 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-19 22:47:22,120 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-19 22:47:22,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 22:47:22,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-19 22:47:22,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 22:47:23,241 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 22:47:23,241 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-19 22:47:23,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:47:23 BoogieIcfgContainer [2020-07-19 22:47:23,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 22:47:23,247 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 22:47:23,247 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 22:47:23,250 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 22:47:23,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 10:47:21" (1/3) ... [2020-07-19 22:47:23,251 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c59366d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:47:23, skipping insertion in model container [2020-07-19 22:47:23,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:47:21" (2/3) ... [2020-07-19 22:47:23,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c59366d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:47:23, skipping insertion in model container [2020-07-19 22:47:23,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:47:23" (3/3) ... [2020-07-19 22:47:23,254 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product27.cil.c [2020-07-19 22:47:23,264 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 22:47:23,271 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 22:47:23,285 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 22:47:23,309 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 22:47:23,309 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 22:47:23,309 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 22:47:23,309 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 22:47:23,310 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 22:47:23,310 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 22:47:23,310 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 22:47:23,310 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 22:47:23,332 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2020-07-19 22:47:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-19 22:47:23,341 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:47:23,342 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:47:23,343 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:47:23,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:47:23,349 INFO L82 PathProgramCache]: Analyzing trace with hash 1193827288, now seen corresponding path program 1 times [2020-07-19 22:47:23,358 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:47:23,358 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880740976] [2020-07-19 22:47:23,359 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4398412c [2020-07-19 22:47:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:23,995 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:47:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:24,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:47:24,151 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880740976] [2020-07-19 22:47:24,152 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:47:24,152 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 22:47:24,153 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021271029] [2020-07-19 22:47:24,166 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 22:47:24,167 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:47:24,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 22:47:24,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-19 22:47:24,184 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 4 states. [2020-07-19 22:47:25,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:47:25,171 INFO L93 Difference]: Finished difference Result 261 states and 345 transitions. [2020-07-19 22:47:25,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 22:47:25,173 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-07-19 22:47:25,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:47:25,186 INFO L225 Difference]: With dead ends: 261 [2020-07-19 22:47:25,187 INFO L226 Difference]: Without dead ends: 147 [2020-07-19 22:47:25,191 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-19 22:47:25,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-07-19 22:47:25,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 115. [2020-07-19 22:47:25,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-07-19 22:47:25,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 135 transitions. [2020-07-19 22:47:25,273 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 135 transitions. Word has length 51 [2020-07-19 22:47:25,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:47:25,274 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 135 transitions. [2020-07-19 22:47:25,274 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 22:47:25,274 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2020-07-19 22:47:25,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-19 22:47:25,277 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:47:25,277 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:47:25,278 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 22:47:25,278 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:47:25,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:47:25,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1415337384, now seen corresponding path program 1 times [2020-07-19 22:47:25,279 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:47:25,279 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662228461] [2020-07-19 22:47:25,279 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4398412c [2020-07-19 22:47:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:25,589 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:47:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:25,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:25,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:25,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:25,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:47:25,636 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662228461] [2020-07-19 22:47:25,636 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:47:25,636 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-19 22:47:25,637 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173445393] [2020-07-19 22:47:25,638 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-19 22:47:25,638 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:47:25,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-19 22:47:25,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-19 22:47:25,639 INFO L87 Difference]: Start difference. First operand 115 states and 135 transitions. Second operand 5 states. [2020-07-19 22:47:26,077 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 22:47:26,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:47:26,805 INFO L93 Difference]: Finished difference Result 200 states and 248 transitions. [2020-07-19 22:47:26,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-19 22:47:26,806 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-07-19 22:47:26,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:47:26,810 INFO L225 Difference]: With dead ends: 200 [2020-07-19 22:47:26,810 INFO L226 Difference]: Without dead ends: 137 [2020-07-19 22:47:26,811 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-19 22:47:26,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-07-19 22:47:26,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 106. [2020-07-19 22:47:26,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-07-19 22:47:26,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2020-07-19 22:47:26,846 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 52 [2020-07-19 22:47:26,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:47:26,846 INFO L479 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2020-07-19 22:47:26,847 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-19 22:47:26,847 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2020-07-19 22:47:26,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-07-19 22:47:26,849 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:47:26,849 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:47:26,849 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-19 22:47:26,850 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:47:26,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:47:26,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1317606701, now seen corresponding path program 1 times [2020-07-19 22:47:26,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:47:26,851 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690053518] [2020-07-19 22:47:26,851 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4398412c [2020-07-19 22:47:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:27,164 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:47:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:27,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:27,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:27,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:47:27,247 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690053518] [2020-07-19 22:47:27,247 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:47:27,247 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 22:47:27,248 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499124117] [2020-07-19 22:47:27,248 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 22:47:27,248 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:47:27,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 22:47:27,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 22:47:27,249 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 9 states. [2020-07-19 22:47:27,607 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 22:47:27,895 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:28,165 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:28,400 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:29,151 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 22:47:30,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:47:30,540 INFO L93 Difference]: Finished difference Result 362 states and 459 transitions. [2020-07-19 22:47:30,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-19 22:47:30,541 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-07-19 22:47:30,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:47:30,545 INFO L225 Difference]: With dead ends: 362 [2020-07-19 22:47:30,546 INFO L226 Difference]: Without dead ends: 284 [2020-07-19 22:47:30,547 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-07-19 22:47:30,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2020-07-19 22:47:30,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 227. [2020-07-19 22:47:30,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-07-19 22:47:30,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 276 transitions. [2020-07-19 22:47:30,626 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 276 transitions. Word has length 56 [2020-07-19 22:47:30,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:47:30,626 INFO L479 AbstractCegarLoop]: Abstraction has 227 states and 276 transitions. [2020-07-19 22:47:30,627 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 22:47:30,627 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 276 transitions. [2020-07-19 22:47:30,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-19 22:47:30,629 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:47:30,630 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:47:30,630 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-19 22:47:30,630 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:47:30,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:47:30,631 INFO L82 PathProgramCache]: Analyzing trace with hash -1428573535, now seen corresponding path program 1 times [2020-07-19 22:47:30,631 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:47:30,631 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372219610] [2020-07-19 22:47:30,631 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4398412c [2020-07-19 22:47:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:30,920 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:47:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:30,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:31,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:47:31,010 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372219610] [2020-07-19 22:47:31,010 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:47:31,010 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 22:47:31,010 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116240324] [2020-07-19 22:47:31,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 22:47:31,011 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:47:31,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 22:47:31,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 22:47:31,012 INFO L87 Difference]: Start difference. First operand 227 states and 276 transitions. Second operand 9 states. [2020-07-19 22:47:31,414 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 22:47:32,479 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:32,800 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:33,047 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:33,266 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 22:47:34,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:47:34,231 INFO L93 Difference]: Finished difference Result 723 states and 967 transitions. [2020-07-19 22:47:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-19 22:47:34,232 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-07-19 22:47:34,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:47:34,237 INFO L225 Difference]: With dead ends: 723 [2020-07-19 22:47:34,237 INFO L226 Difference]: Without dead ends: 524 [2020-07-19 22:47:34,240 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-07-19 22:47:34,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-07-19 22:47:34,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 402. [2020-07-19 22:47:34,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2020-07-19 22:47:34,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 492 transitions. [2020-07-19 22:47:34,354 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 492 transitions. Word has length 62 [2020-07-19 22:47:34,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:47:34,354 INFO L479 AbstractCegarLoop]: Abstraction has 402 states and 492 transitions. [2020-07-19 22:47:34,354 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 22:47:34,355 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 492 transitions. [2020-07-19 22:47:34,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-07-19 22:47:34,358 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:47:34,358 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:47:34,358 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-19 22:47:34,359 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:47:34,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:47:34,359 INFO L82 PathProgramCache]: Analyzing trace with hash 933153277, now seen corresponding path program 1 times [2020-07-19 22:47:34,359 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:47:34,359 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693139652] [2020-07-19 22:47:34,360 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4398412c [2020-07-19 22:47:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:34,669 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:47:34,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:34,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:34,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:34,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:47:34,814 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693139652] [2020-07-19 22:47:34,815 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:47:34,815 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-19 22:47:34,815 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623542673] [2020-07-19 22:47:34,816 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-19 22:47:34,816 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:47:34,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-19 22:47:34,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-19 22:47:34,816 INFO L87 Difference]: Start difference. First operand 402 states and 492 transitions. Second operand 10 states. [2020-07-19 22:47:35,242 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 22:47:36,176 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:36,428 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:36,675 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:37,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:47:37,110 INFO L93 Difference]: Finished difference Result 747 states and 992 transitions. [2020-07-19 22:47:37,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-19 22:47:37,111 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2020-07-19 22:47:37,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:47:37,111 INFO L225 Difference]: With dead ends: 747 [2020-07-19 22:47:37,112 INFO L226 Difference]: Without dead ends: 0 [2020-07-19 22:47:37,115 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2020-07-19 22:47:37,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-19 22:47:37,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-19 22:47:37,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-19 22:47:37,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-19 22:47:37,116 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-07-19 22:47:37,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:47:37,116 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-19 22:47:37,116 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-19 22:47:37,117 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-19 22:47:37,117 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-19 22:47:37,117 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-19 22:47:37,119 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-19 22:47:40,243 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 9 [2020-07-19 22:47:40,406 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 22:47:40,567 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 22:47:40,730 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 22:47:40,904 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-07-19 22:47:41,232 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-07-19 22:47:41,541 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 13 [2020-07-19 22:47:41,733 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:47:42,048 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 14 [2020-07-19 22:47:42,200 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-07-19 22:47:42,498 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-07-19 22:47:42,868 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 14 [2020-07-19 22:47:43,052 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27 [2020-07-19 22:47:43,230 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27 [2020-07-19 22:47:43,529 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-07-19 22:47:43,707 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 22:47:43,892 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-07-19 22:47:44,056 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 22:47:44,240 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 22:47:44,391 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-07-19 22:47:44,898 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2020-07-19 22:47:45,216 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 9 [2020-07-19 22:47:45,534 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 11 [2020-07-19 22:47:45,849 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-07-19 22:47:45,852 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-19 22:47:45,853 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-19 22:47:45,853 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-19 22:47:45,853 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-19 22:47:45,853 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-19 22:47:45,853 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-19 22:47:45,853 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-19 22:47:45,853 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-19 22:47:45,854 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-19 22:47:45,854 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-19 22:47:45,854 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-19 22:47:45,854 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-19 22:47:45,854 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-19 22:47:45,855 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-19 22:47:45,855 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-19 22:47:45,855 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-19 22:47:45,855 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-19 22:47:45,855 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-19 22:47:45,856 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 732 738) the Hoare annotation is: true [2020-07-19 22:47:45,856 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 732 738) no Hoare annotation was computed. [2020-07-19 22:47:45,856 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 739 747) no Hoare annotation was computed. [2020-07-19 22:47:45,856 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 739 747) the Hoare annotation is: true [2020-07-19 22:47:45,856 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 739 747) no Hoare annotation was computed. [2020-07-19 22:47:45,856 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 622 644) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:45,856 INFO L264 CegarLoopResult]: At program point L634(line 634) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-07-19 22:47:45,857 INFO L264 CegarLoopResult]: At program point L634-1(line 634) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-07-19 22:47:45,857 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 622 644) no Hoare annotation was computed. [2020-07-19 22:47:45,857 INFO L268 CegarLoopResult]: For program point L632(lines 632 639) no Hoare annotation was computed. [2020-07-19 22:47:45,857 INFO L268 CegarLoopResult]: For program point L632-1(lines 632 639) no Hoare annotation was computed. [2020-07-19 22:47:45,857 INFO L268 CegarLoopResult]: For program point L630(line 630) no Hoare annotation was computed. [2020-07-19 22:47:45,857 INFO L264 CegarLoopResult]: At program point L629(line 629) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:45,858 INFO L264 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:45,858 INFO L264 CegarLoopResult]: At program point L628-1(line 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:45,858 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 622 644) no Hoare annotation was computed. [2020-07-19 22:47:45,858 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 576 599) no Hoare annotation was computed. [2020-07-19 22:47:45,858 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 576 599) no Hoare annotation was computed. [2020-07-19 22:47:45,858 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 576 599) no Hoare annotation was computed. [2020-07-19 22:47:45,858 INFO L268 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-07-19 22:47:45,859 INFO L268 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-07-19 22:47:45,859 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-07-19 22:47:45,859 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-07-19 22:47:45,859 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-07-19 22:47:45,859 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-07-19 22:47:45,859 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-07-19 22:47:45,859 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-07-19 22:47:45,859 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-07-19 22:47:45,860 INFO L268 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-07-19 22:47:45,860 INFO L268 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-07-19 22:47:45,860 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-07-19 22:47:45,860 INFO L268 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-07-19 22:47:45,860 INFO L268 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2020-07-19 22:47:45,860 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 920 934) no Hoare annotation was computed. [2020-07-19 22:47:45,860 INFO L264 CegarLoopResult]: At program point L926(line 926) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-19 22:47:45,860 INFO L268 CegarLoopResult]: For program point L924(lines 924 930) no Hoare annotation was computed. [2020-07-19 22:47:45,860 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 920 934) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= 0 ~pumpRunning~0))) [2020-07-19 22:47:45,861 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 920 934) no Hoare annotation was computed. [2020-07-19 22:47:45,861 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 856 864) no Hoare annotation was computed. [2020-07-19 22:47:45,861 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 856 864) the Hoare annotation is: true [2020-07-19 22:47:45,861 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 856 864) no Hoare annotation was computed. [2020-07-19 22:47:45,861 INFO L268 CegarLoopResult]: For program point L910(lines 910 914) no Hoare annotation was computed. [2020-07-19 22:47:45,861 INFO L271 CegarLoopResult]: At program point L908(line 908) the Hoare annotation is: true [2020-07-19 22:47:45,861 INFO L268 CegarLoopResult]: For program point L910-2(lines 910 914) no Hoare annotation was computed. [2020-07-19 22:47:45,861 INFO L268 CegarLoopResult]: For program point L908-1(line 908) no Hoare annotation was computed. [2020-07-19 22:47:45,861 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 901 919) the Hoare annotation is: true [2020-07-19 22:47:45,862 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 901 919) no Hoare annotation was computed. [2020-07-19 22:47:45,862 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 901 919) no Hoare annotation was computed. [2020-07-19 22:47:45,862 INFO L268 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-07-19 22:47:45,862 INFO L268 CegarLoopResult]: For program point L895-1(line 895) no Hoare annotation was computed. [2020-07-19 22:47:45,862 INFO L268 CegarLoopResult]: For program point L884(lines 884 892) no Hoare annotation was computed. [2020-07-19 22:47:45,862 INFO L268 CegarLoopResult]: For program point L884-2(lines 884 892) no Hoare annotation was computed. [2020-07-19 22:47:45,862 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 865 900) no Hoare annotation was computed. [2020-07-19 22:47:45,862 INFO L268 CegarLoopResult]: For program point L872(lines 872 880) no Hoare annotation was computed. [2020-07-19 22:47:45,862 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 865 900) no Hoare annotation was computed. [2020-07-19 22:47:45,863 INFO L268 CegarLoopResult]: For program point L872-2(lines 872 880) no Hoare annotation was computed. [2020-07-19 22:47:45,863 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 865 900) no Hoare annotation was computed. [2020-07-19 22:47:45,863 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 725 731) no Hoare annotation was computed. [2020-07-19 22:47:45,863 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 725 731) the Hoare annotation is: true [2020-07-19 22:47:45,863 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-19 22:47:45,863 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-19 22:47:45,863 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-19 22:47:45,863 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-19 22:47:45,863 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-19 22:47:45,864 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-19 22:47:45,864 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-19 22:47:45,864 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-19 22:47:45,864 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-19 22:47:45,864 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 608 618) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:45,864 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 608 618) no Hoare annotation was computed. [2020-07-19 22:47:45,864 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 608 618) no Hoare annotation was computed. [2020-07-19 22:47:45,864 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0))) [2020-07-19 22:47:45,865 INFO L268 CegarLoopResult]: For program point L850-1(line 850) no Hoare annotation was computed. [2020-07-19 22:47:45,865 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 845 855) no Hoare annotation was computed. [2020-07-19 22:47:45,865 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 845 855) no Hoare annotation was computed. [2020-07-19 22:47:45,865 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 845 855) no Hoare annotation was computed. [2020-07-19 22:47:45,865 INFO L268 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-07-19 22:47:45,865 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 837 844) the Hoare annotation is: true [2020-07-19 22:47:45,865 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 837 844) no Hoare annotation was computed. [2020-07-19 22:47:45,865 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 837 844) no Hoare annotation was computed. [2020-07-19 22:47:45,865 INFO L264 CegarLoopResult]: At program point L800(line 800) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0)) [2020-07-19 22:47:45,866 INFO L264 CegarLoopResult]: At program point L796(line 796) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0)) [2020-07-19 22:47:45,866 INFO L268 CegarLoopResult]: For program point L794(lines 794 802) no Hoare annotation was computed. [2020-07-19 22:47:45,866 INFO L264 CegarLoopResult]: At program point L792(line 792) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0)) [2020-07-19 22:47:45,866 INFO L268 CegarLoopResult]: For program point L792-1(line 792) no Hoare annotation was computed. [2020-07-19 22:47:45,866 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 786 810) no Hoare annotation was computed. [2020-07-19 22:47:45,866 INFO L268 CegarLoopResult]: For program point L790(lines 790 807) no Hoare annotation was computed. [2020-07-19 22:47:45,866 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 786 810) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= 0 ~pumpRunning~0)) [2020-07-19 22:47:45,866 INFO L264 CegarLoopResult]: At program point L805(line 805) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= 0 ~pumpRunning~0)) [2020-07-19 22:47:45,867 INFO L268 CegarLoopResult]: For program point L805-1(lines 786 810) no Hoare annotation was computed. [2020-07-19 22:47:45,867 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 778 784) no Hoare annotation was computed. [2020-07-19 22:47:45,867 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 778 784) the Hoare annotation is: true [2020-07-19 22:47:45,867 INFO L264 CegarLoopResult]: At program point testENTRY(lines 647 712) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:45,867 INFO L264 CegarLoopResult]: At program point L702(lines 657 704) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:45,867 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:45,867 INFO L268 CegarLoopResult]: For program point L667(lines 667 673) no Hoare annotation was computed. [2020-07-19 22:47:45,867 INFO L268 CegarLoopResult]: For program point L667-1(lines 667 673) no Hoare annotation was computed. [2020-07-19 22:47:45,868 INFO L268 CegarLoopResult]: For program point testFINAL(lines 647 712) no Hoare annotation was computed. [2020-07-19 22:47:45,868 INFO L268 CegarLoopResult]: For program point L659(lines 659 663) no Hoare annotation was computed. [2020-07-19 22:47:45,868 INFO L264 CegarLoopResult]: At program point L705(lines 656 706) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:45,868 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:45,868 INFO L268 CegarLoopResult]: For program point L693(lines 693 699) no Hoare annotation was computed. [2020-07-19 22:47:45,868 INFO L264 CegarLoopResult]: At program point L693-1(lines 687 700) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:45,868 INFO L268 CegarLoopResult]: For program point L658(lines 657 704) no Hoare annotation was computed. [2020-07-19 22:47:45,868 INFO L268 CegarLoopResult]: For program point L687(lines 687 700) no Hoare annotation was computed. [2020-07-19 22:47:45,868 INFO L264 CegarLoopResult]: At program point L679(line 679) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:45,868 INFO L268 CegarLoopResult]: For program point L677(lines 677 683) no Hoare annotation was computed. [2020-07-19 22:47:45,868 INFO L268 CegarLoopResult]: For program point L677-1(lines 677 683) no Hoare annotation was computed. [2020-07-19 22:47:45,868 INFO L268 CegarLoopResult]: For program point testEXIT(lines 647 712) no Hoare annotation was computed. [2020-07-19 22:47:45,869 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-19 22:47:45,869 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-19 22:47:45,869 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-19 22:47:45,869 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-19 22:47:45,869 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-19 22:47:45,869 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-19 22:47:45,869 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 811 818) no Hoare annotation was computed. [2020-07-19 22:47:45,869 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 811 818) no Hoare annotation was computed. [2020-07-19 22:47:45,869 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 811 818) no Hoare annotation was computed. [2020-07-19 22:47:45,869 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 533 541) no Hoare annotation was computed. [2020-07-19 22:47:45,870 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 533 541) the Hoare annotation is: true [2020-07-19 22:47:45,870 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 533 541) no Hoare annotation was computed. [2020-07-19 22:47:45,870 INFO L264 CegarLoopResult]: At program point L433(line 433) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-19 22:47:45,870 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 418 446) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-07-19 22:47:45,870 INFO L268 CegarLoopResult]: For program point L431(lines 431 437) no Hoare annotation was computed. [2020-07-19 22:47:45,870 INFO L268 CegarLoopResult]: For program point L430(lines 430 440) no Hoare annotation was computed. [2020-07-19 22:47:45,870 INFO L264 CegarLoopResult]: At program point L428(line 428) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (= 0 ~methaneLevelCritical~0)) .cse0) (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) [2020-07-19 22:47:45,870 INFO L268 CegarLoopResult]: For program point L428-1(line 428) no Hoare annotation was computed. [2020-07-19 22:47:45,870 INFO L268 CegarLoopResult]: For program point L426(lines 426 443) no Hoare annotation was computed. [2020-07-19 22:47:45,870 INFO L268 CegarLoopResult]: For program point L426-1(lines 418 446) no Hoare annotation was computed. [2020-07-19 22:47:45,870 INFO L264 CegarLoopResult]: At program point L424(line 424) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-07-19 22:47:45,871 INFO L268 CegarLoopResult]: For program point L424-1(line 424) no Hoare annotation was computed. [2020-07-19 22:47:45,871 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 418 446) no Hoare annotation was computed. [2020-07-19 22:47:45,871 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 410 417) the Hoare annotation is: (or (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:45,871 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 410 417) no Hoare annotation was computed. [2020-07-19 22:47:45,871 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 410 417) no Hoare annotation was computed. [2020-07-19 22:47:45,871 INFO L268 CegarLoopResult]: For program point L509(lines 509 517) no Hoare annotation was computed. [2020-07-19 22:47:45,871 INFO L268 CegarLoopResult]: For program point L509-2(lines 509 517) no Hoare annotation was computed. [2020-07-19 22:47:45,871 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 501 523) no Hoare annotation was computed. [2020-07-19 22:47:45,871 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 501 523) no Hoare annotation was computed. [2020-07-19 22:47:45,871 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 501 523) no Hoare annotation was computed. [2020-07-19 22:47:45,871 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-19 22:47:45,871 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-19 22:47:45,872 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-19 22:47:45,872 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-19 22:47:45,872 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-19 22:47:45,872 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-19 22:47:45,872 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-19 22:47:45,872 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-19 22:47:45,872 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-19 22:47:45,872 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-19 22:47:45,872 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-19 22:47:45,872 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-19 22:47:45,872 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-19 22:47:45,872 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-19 22:47:45,872 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-19 22:47:45,873 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-19 22:47:45,873 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 715 724) no Hoare annotation was computed. [2020-07-19 22:47:45,873 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 715 724) no Hoare annotation was computed. [2020-07-19 22:47:45,873 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 715 724) no Hoare annotation was computed. [2020-07-19 22:47:45,873 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-19 22:47:45,873 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2020-07-19 22:47:45,873 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-19 22:47:45,873 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-07-19 22:47:45,874 INFO L268 CegarLoopResult]: For program point L831-1(lines 820 836) no Hoare annotation was computed. [2020-07-19 22:47:45,874 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 820 836) no Hoare annotation was computed. [2020-07-19 22:47:45,874 INFO L268 CegarLoopResult]: For program point L827(lines 827 833) no Hoare annotation was computed. [2020-07-19 22:47:45,874 INFO L268 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-07-19 22:47:45,874 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 820 836) no Hoare annotation was computed. [2020-07-19 22:47:45,874 INFO L268 CegarLoopResult]: For program point L825-1(line 825) no Hoare annotation was computed. [2020-07-19 22:47:45,874 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 524 532) no Hoare annotation was computed. [2020-07-19 22:47:45,874 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 524 532) no Hoare annotation was computed. [2020-07-19 22:47:45,874 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 524 532) no Hoare annotation was computed. [2020-07-19 22:47:45,874 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-19 22:47:45,874 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-19 22:47:45,874 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-19 22:47:45,874 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 480 491) the Hoare annotation is: (or (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0))) [2020-07-19 22:47:45,874 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 480 491) no Hoare annotation was computed. [2020-07-19 22:47:45,875 INFO L268 CegarLoopResult]: For program point L484-1(lines 480 491) no Hoare annotation was computed. [2020-07-19 22:47:45,875 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 492 500) the Hoare annotation is: true [2020-07-19 22:47:45,875 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 492 500) no Hoare annotation was computed. [2020-07-19 22:47:45,875 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 492 500) no Hoare annotation was computed. [2020-07-19 22:47:45,875 INFO L264 CegarLoopResult]: At program point L767(line 767) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-19 22:47:45,875 INFO L264 CegarLoopResult]: At program point L765(lines 765 771) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-19 22:47:45,875 INFO L264 CegarLoopResult]: At program point L760(line 760) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-19 22:47:45,875 INFO L268 CegarLoopResult]: For program point L758(lines 757 776) no Hoare annotation was computed. [2020-07-19 22:47:45,875 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 754 777) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-19 22:47:45,875 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 754 777) no Hoare annotation was computed. [2020-07-19 22:47:45,876 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 754 777) no Hoare annotation was computed. [2020-07-19 22:47:45,876 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 545 574) no Hoare annotation was computed. [2020-07-19 22:47:45,876 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 545 574) the Hoare annotation is: true [2020-07-19 22:47:45,876 INFO L271 CegarLoopResult]: At program point L570(lines 545 574) the Hoare annotation is: true [2020-07-19 22:47:45,876 INFO L268 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-07-19 22:47:45,876 INFO L268 CegarLoopResult]: For program point L559(lines 559 563) no Hoare annotation was computed. [2020-07-19 22:47:45,876 INFO L271 CegarLoopResult]: At program point L559-1(lines 559 563) the Hoare annotation is: true [2020-07-19 22:47:45,876 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-07-19 22:47:45,876 INFO L271 CegarLoopResult]: At program point L555-2(lines 555 569) the Hoare annotation is: true [2020-07-19 22:47:45,877 INFO L271 CegarLoopResult]: At program point L551(line 551) the Hoare annotation is: true [2020-07-19 22:47:45,877 INFO L268 CegarLoopResult]: For program point L551-1(line 551) no Hoare annotation was computed. [2020-07-19 22:47:45,877 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 456 467) the Hoare annotation is: true [2020-07-19 22:47:45,877 INFO L268 CegarLoopResult]: For program point L460-1(lines 456 467) no Hoare annotation was computed. [2020-07-19 22:47:45,877 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 456 467) no Hoare annotation was computed. [2020-07-19 22:47:45,877 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 600 606) no Hoare annotation was computed. [2020-07-19 22:47:45,877 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 600 606) the Hoare annotation is: true [2020-07-19 22:47:45,877 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-19 22:47:45,877 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-19 22:47:45,877 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-19 22:47:45,877 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-19 22:47:45,878 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 468 479) no Hoare annotation was computed. [2020-07-19 22:47:45,878 INFO L268 CegarLoopResult]: For program point L472-1(lines 468 479) no Hoare annotation was computed. [2020-07-19 22:47:45,878 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 468 479) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~pumpRunning~0))) [2020-07-19 22:47:45,878 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 936 943) no Hoare annotation was computed. [2020-07-19 22:47:45,878 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 940) no Hoare annotation was computed. [2020-07-19 22:47:45,878 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 936 943) the Hoare annotation is: true [2020-07-19 22:47:45,878 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 936 943) no Hoare annotation was computed. [2020-07-19 22:47:45,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 10:47:45 BoogieIcfgContainer [2020-07-19 22:47:45,895 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-19 22:47:45,897 INFO L168 Benchmark]: Toolchain (without parser) took 24680.23 ms. Allocated memory was 139.5 MB in the beginning and 649.6 MB in the end (delta: 510.1 MB). Free memory was 103.1 MB in the beginning and 575.9 MB in the end (delta: -472.8 MB). Peak memory consumption was 529.7 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:45,897 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-19 22:47:45,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.65 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 102.7 MB in the beginning and 172.0 MB in the end (delta: -69.3 MB). Peak memory consumption was 29.8 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:45,899 INFO L168 Benchmark]: Boogie Preprocessor took 129.43 ms. Allocated memory is still 203.9 MB. Free memory was 172.0 MB in the beginning and 167.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:45,900 INFO L168 Benchmark]: RCFGBuilder took 1227.44 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 167.9 MB in the beginning and 196.0 MB in the end (delta: -28.1 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:45,901 INFO L168 Benchmark]: TraceAbstraction took 22647.61 ms. Allocated memory was 236.5 MB in the beginning and 649.6 MB in the end (delta: 413.1 MB). Free memory was 194.6 MB in the beginning and 575.9 MB in the end (delta: -381.3 MB). Peak memory consumption was 524.2 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:45,905 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 670.65 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 102.7 MB in the beginning and 172.0 MB in the end (delta: -69.3 MB). Peak memory consumption was 29.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.43 ms. Allocated memory is still 203.9 MB. Free memory was 172.0 MB in the beginning and 167.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1227.44 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 167.9 MB in the beginning and 196.0 MB in the end (delta: -28.1 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22647.61 ms. Allocated memory was 236.5 MB in the beginning and 649.6 MB in the end (delta: 413.1 MB). Free memory was 194.6 MB in the beginning and 575.9 MB in the end (delta: -381.3 MB). Peak memory consumption was 524.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 940]: 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: 657]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && 0 == pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive)) - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive)) - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 232 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 11.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 490 SDtfs, 858 SDslu, 574 SDs, 0 SdLazy, 2445 SolverSat, 599 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=402occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 242 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 491 PreInvPairs, 582 NumberOfFragments, 775 HoareAnnotationTreeSize, 491 FomulaSimplifications, 192822 FormulaSimplificationTreeSizeReduction, 2.8s HoareSimplificationTime, 54 FomulaSimplificationsInter, 17290 FormulaSimplificationTreeSizeReductionInter, 5.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 282 ConstructedInterpolants, 0 QuantifiedInterpolants, 83506 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...