/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 10:40:16,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:40:16,015 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:40:16,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:40:16,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:40:16,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:40:16,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:40:16,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:40:16,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:40:16,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:40:16,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:40:16,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:40:16,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:40:16,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:40:16,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:40:16,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:40:16,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:40:16,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:40:16,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:40:16,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:40:16,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:40:16,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:40:16,083 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:40:16,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:40:16,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:40:16,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:40:16,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:40:16,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:40:16,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:40:16,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:40:16,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:40:16,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:40:16,093 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:40:16,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:40:16,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:40:16,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:40:16,098 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:40:16,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:40:16,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:40:16,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:40:16,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:40:16,102 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 [2020-07-20 10:40:16,120 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:40:16,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:40:16,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:40:16,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:40:16,123 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:40:16,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:40:16,124 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:40:16,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:40:16,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:40:16,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:40:16,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:40:16,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:40:16,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:40:16,126 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:40:16,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:40:16,127 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:40:16,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:40:16,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:40:16,127 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:40:16,127 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:40:16,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:40:16,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:40:16,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:40:16,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:40:16,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:40:16,129 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:40:16,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:16,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:40:16,129 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:40:16,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-20 10:40:16,435 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:40:16,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:40:16,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:40:16,452 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:40:16,452 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:40:16,453 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2020-07-20 10:40:16,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6352cb215/fff77bc5b28a4e9eb02881ca7e533ac0/FLAG33876a181 [2020-07-20 10:40:16,998 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:40:16,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2020-07-20 10:40:17,010 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6352cb215/fff77bc5b28a4e9eb02881ca7e533ac0/FLAG33876a181 [2020-07-20 10:40:17,367 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6352cb215/fff77bc5b28a4e9eb02881ca7e533ac0 [2020-07-20 10:40:17,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:40:17,378 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:40:17,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:40:17,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:40:17,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:40:17,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:40:17" (1/1) ... [2020-07-20 10:40:17,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ff8e8be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:17, skipping insertion in model container [2020-07-20 10:40:17,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:40:17" (1/1) ... [2020-07-20 10:40:17,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:40:17,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:40:17,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:40:17,888 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:40:17,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:40:17,997 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:40:17,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:17 WrapperNode [2020-07-20 10:40:17,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:40:17,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:40:17,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:40:17,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:40:18,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:17" (1/1) ... [2020-07-20 10:40:18,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:17" (1/1) ... [2020-07-20 10:40:18,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:17" (1/1) ... [2020-07-20 10:40:18,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:17" (1/1) ... [2020-07-20 10:40:18,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:17" (1/1) ... [2020-07-20 10:40:18,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:17" (1/1) ... [2020-07-20 10:40:18,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:17" (1/1) ... [2020-07-20 10:40:18,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:40:18,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:40:18,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:40:18,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:40:18,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:17" (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 [2020-07-20 10:40:18,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:40:18,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:40:18,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:40:18,146 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:40:18,146 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:40:18,146 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:40:18,146 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:40:18,146 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:40:18,147 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:40:18,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-20 10:40:18,147 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:40:18,147 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:40:18,147 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:40:18,148 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:40:18,148 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:40:18,148 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:40:18,148 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:40:18,148 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:40:18,148 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:40:18,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:40:18,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:40:18,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:40:18,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:40:18,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:40:18,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:40:18,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:40:18,150 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:40:18,150 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 10:40:18,150 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:40:18,150 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-20 10:40:18,150 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:40:18,151 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:40:18,151 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:40:18,151 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:40:18,151 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:40:18,151 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 10:40:18,151 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 10:40:18,152 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:40:18,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:40:18,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:40:18,152 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:40:18,152 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:40:18,152 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:40:18,153 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:40:18,153 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:40:18,153 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:40:18,153 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:40:18,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:40:18,153 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:40:18,153 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:40:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-20 10:40:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:40:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:40:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:40:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:40:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:40:18,155 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:40:18,155 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:40:18,155 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:40:18,155 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:40:18,155 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:40:18,155 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:40:18,155 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:40:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:40:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:40:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:40:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:40:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:40:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:40:18,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:40:18,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:40:18,157 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:40:18,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:40:18,157 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:40:18,157 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:40:18,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:40:18,158 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:40:18,158 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:40:18,158 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:40:18,158 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:40:18,158 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:40:18,158 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 10:40:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 10:40:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:40:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 10:40:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:40:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-20 10:40:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:40:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:40:18,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:40:19,156 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:40:19,156 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:40:19,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:40:19 BoogieIcfgContainer [2020-07-20 10:40:19,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:40:19,165 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:40:19,165 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:40:19,168 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:40:19,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:40:17" (1/3) ... [2020-07-20 10:40:19,169 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70a84d6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:40:19, skipping insertion in model container [2020-07-20 10:40:19,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:17" (2/3) ... [2020-07-20 10:40:19,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70a84d6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:40:19, skipping insertion in model container [2020-07-20 10:40:19,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:40:19" (3/3) ... [2020-07-20 10:40:19,172 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product16.cil.c [2020-07-20 10:40:19,182 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:40:19,190 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:40:19,204 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:40:19,234 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:40:19,235 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:40:19,235 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:40:19,235 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:40:19,235 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:40:19,235 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:40:19,236 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:40:19,236 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:40:19,256 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states. [2020-07-20 10:40:19,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 10:40:19,264 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:40:19,265 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] [2020-07-20 10:40:19,265 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:40:19,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:40:19,271 INFO L82 PathProgramCache]: Analyzing trace with hash 841763169, now seen corresponding path program 1 times [2020-07-20 10:40:19,280 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:40:19,280 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [818522345] [2020-07-20 10:40:19,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:19,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:40:19,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:40:19,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:40:19,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:40:19,592 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:40:19,593 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [818522345] [2020-07-20 10:40:19,594 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:40:19,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:40:19,595 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735188304] [2020-07-20 10:40:19,600 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:40:19,600 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:40:19,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:40:19,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:40:19,616 INFO L87 Difference]: Start difference. First operand 160 states. Second operand 2 states. [2020-07-20 10:40:19,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:40:19,654 INFO L93 Difference]: Finished difference Result 218 states and 273 transitions. [2020-07-20 10:40:19,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:40:19,656 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-20 10:40:19,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:40:19,668 INFO L225 Difference]: With dead ends: 218 [2020-07-20 10:40:19,669 INFO L226 Difference]: Without dead ends: 109 [2020-07-20 10:40:19,673 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:40:19,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-07-20 10:40:19,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2020-07-20 10:40:19,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-07-20 10:40:19,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 128 transitions. [2020-07-20 10:40:19,729 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 128 transitions. Word has length 46 [2020-07-20 10:40:19,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:40:19,730 INFO L479 AbstractCegarLoop]: Abstraction has 109 states and 128 transitions. [2020-07-20 10:40:19,730 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:40:19,730 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 128 transitions. [2020-07-20 10:40:19,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-20 10:40:19,734 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:40:19,734 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] [2020-07-20 10:40:19,949 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:19,950 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:40:19,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:40:19,951 INFO L82 PathProgramCache]: Analyzing trace with hash -1716807413, now seen corresponding path program 1 times [2020-07-20 10:40:19,952 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:40:19,952 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1811219927] [2020-07-20 10:40:19,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:40:20,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:40:20,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:40:20,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:40:20,187 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:40:20,187 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1811219927] [2020-07-20 10:40:20,187 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:40:20,188 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:40:20,188 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637912934] [2020-07-20 10:40:20,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:40:20,190 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:40:20,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:40:20,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:40:20,191 INFO L87 Difference]: Start difference. First operand 109 states and 128 transitions. Second operand 3 states. [2020-07-20 10:40:20,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:40:20,209 INFO L93 Difference]: Finished difference Result 157 states and 183 transitions. [2020-07-20 10:40:20,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:40:20,209 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-20 10:40:20,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:40:20,212 INFO L225 Difference]: With dead ends: 157 [2020-07-20 10:40:20,212 INFO L226 Difference]: Without dead ends: 100 [2020-07-20 10:40:20,213 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:40:20,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2020-07-20 10:40:20,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2020-07-20 10:40:20,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-07-20 10:40:20,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 116 transitions. [2020-07-20 10:40:20,226 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 116 transitions. Word has length 47 [2020-07-20 10:40:20,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:40:20,226 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 116 transitions. [2020-07-20 10:40:20,227 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:40:20,227 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 116 transitions. [2020-07-20 10:40:20,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 10:40:20,229 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:40:20,229 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] [2020-07-20 10:40:20,443 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:20,444 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:40:20,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:40:20,445 INFO L82 PathProgramCache]: Analyzing trace with hash 1646650364, now seen corresponding path program 1 times [2020-07-20 10:40:20,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:40:20,445 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [3953645] [2020-07-20 10:40:20,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:20,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:40:20,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 663 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 10:40:20,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:40:20,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:40:20,647 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:40:20,647 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [3953645] [2020-07-20 10:40:20,647 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:40:20,648 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:40:20,648 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461947353] [2020-07-20 10:40:20,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:40:20,649 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:40:20,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:40:20,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:40:20,649 INFO L87 Difference]: Start difference. First operand 100 states and 116 transitions. Second operand 3 states. [2020-07-20 10:40:20,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:40:20,675 INFO L93 Difference]: Finished difference Result 248 states and 299 transitions. [2020-07-20 10:40:20,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:40:20,676 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 10:40:20,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:40:20,679 INFO L225 Difference]: With dead ends: 248 [2020-07-20 10:40:20,679 INFO L226 Difference]: Without dead ends: 172 [2020-07-20 10:40:20,680 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:40:20,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2020-07-20 10:40:20,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 166. [2020-07-20 10:40:20,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-07-20 10:40:20,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 199 transitions. [2020-07-20 10:40:20,703 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 199 transitions. Word has length 52 [2020-07-20 10:40:20,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:40:20,703 INFO L479 AbstractCegarLoop]: Abstraction has 166 states and 199 transitions. [2020-07-20 10:40:20,703 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:40:20,703 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 199 transitions. [2020-07-20 10:40:20,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 10:40:20,706 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:40:20,706 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] [2020-07-20 10:40:20,918 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:20,919 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:40:20,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:40:20,920 INFO L82 PathProgramCache]: Analyzing trace with hash 385460171, now seen corresponding path program 1 times [2020-07-20 10:40:20,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:40:20,921 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [599520213] [2020-07-20 10:40:20,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:40:21,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 10:40:21,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:40:21,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:40:21,147 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:40:21,147 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [599520213] [2020-07-20 10:40:21,147 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:40:21,148 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:40:21,148 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113218071] [2020-07-20 10:40:21,148 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:40:21,149 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:40:21,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:40:21,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:40:21,149 INFO L87 Difference]: Start difference. First operand 166 states and 199 transitions. Second operand 6 states. [2020-07-20 10:40:21,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:40:21,354 INFO L93 Difference]: Finished difference Result 273 states and 336 transitions. [2020-07-20 10:40:21,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 10:40:21,355 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-07-20 10:40:21,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:40:21,356 INFO L225 Difference]: With dead ends: 273 [2020-07-20 10:40:21,356 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:40:21,359 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 10:40:21,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:40:21,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:40:21,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:40:21,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:40:21,360 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 57 [2020-07-20 10:40:21,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:40:21,360 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:40:21,360 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:40:21,360 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:40:21,360 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:40:21,571 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:21,573 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:40:22,096 INFO L268 CegarLoopResult]: For program point L383(lines 383 387) no Hoare annotation was computed. [2020-07-20 10:40:22,097 INFO L268 CegarLoopResult]: For program point L383-1(lines 383 387) no Hoare annotation was computed. [2020-07-20 10:40:22,097 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-07-20 10:40:22,097 INFO L268 CegarLoopResult]: For program point L377-2(lines 377 398) no Hoare annotation was computed. [2020-07-20 10:40:22,097 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 352 407) no Hoare annotation was computed. [2020-07-20 10:40:22,097 INFO L268 CegarLoopResult]: For program point L399(lines 376 400) no Hoare annotation was computed. [2020-07-20 10:40:22,097 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 352 407) no Hoare annotation was computed. [2020-07-20 10:40:22,097 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 352 407) no Hoare annotation was computed. [2020-07-20 10:40:22,097 INFO L268 CegarLoopResult]: For program point L440(lines 440 444) no Hoare annotation was computed. [2020-07-20 10:40:22,098 INFO L268 CegarLoopResult]: For program point L440-1(lines 440 444) no Hoare annotation was computed. [2020-07-20 10:40:22,098 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 408 467) no Hoare annotation was computed. [2020-07-20 10:40:22,098 INFO L268 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-07-20 10:40:22,098 INFO L268 CegarLoopResult]: For program point L434-2(lines 434 459) no Hoare annotation was computed. [2020-07-20 10:40:22,098 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 408 467) no Hoare annotation was computed. [2020-07-20 10:40:22,098 INFO L268 CegarLoopResult]: For program point L460(lines 433 461) no Hoare annotation was computed. [2020-07-20 10:40:22,098 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 408 467) no Hoare annotation was computed. [2020-07-20 10:40:22,099 INFO L268 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-07-20 10:40:22,099 INFO L268 CegarLoopResult]: For program point L453-1(line 453) no Hoare annotation was computed. [2020-07-20 10:40:22,099 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 175 181) the Hoare annotation is: true [2020-07-20 10:40:22,099 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 175 181) no Hoare annotation was computed. [2020-07-20 10:40:22,099 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 182 190) no Hoare annotation was computed. [2020-07-20 10:40:22,099 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 182 190) the Hoare annotation is: true [2020-07-20 10:40:22,100 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 182 190) no Hoare annotation was computed. [2020-07-20 10:40:22,100 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 267 289) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,100 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 267 289) no Hoare annotation was computed. [2020-07-20 10:40:22,100 INFO L264 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,100 INFO L264 CegarLoopResult]: At program point L279-1(line 279) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,100 INFO L268 CegarLoopResult]: For program point L277(lines 277 284) no Hoare annotation was computed. [2020-07-20 10:40:22,101 INFO L268 CegarLoopResult]: For program point L277-1(lines 277 284) no Hoare annotation was computed. [2020-07-20 10:40:22,101 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-20 10:40:22,101 INFO L264 CegarLoopResult]: At program point L274(line 274) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,101 INFO L264 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,101 INFO L264 CegarLoopResult]: At program point L273-1(line 273) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,101 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 267 289) no Hoare annotation was computed. [2020-07-20 10:40:22,102 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 225 248) no Hoare annotation was computed. [2020-07-20 10:40:22,102 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 225 248) no Hoare annotation was computed. [2020-07-20 10:40:22,102 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 225 248) no Hoare annotation was computed. [2020-07-20 10:40:22,102 INFO L268 CegarLoopResult]: For program point L243(line 243) no Hoare annotation was computed. [2020-07-20 10:40:22,102 INFO L268 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-07-20 10:40:22,102 INFO L268 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-07-20 10:40:22,102 INFO L268 CegarLoopResult]: For program point L240(line 240) no Hoare annotation was computed. [2020-07-20 10:40:22,102 INFO L268 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-07-20 10:40:22,103 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-07-20 10:40:22,103 INFO L268 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-07-20 10:40:22,103 INFO L268 CegarLoopResult]: For program point L236(line 236) no Hoare annotation was computed. [2020-07-20 10:40:22,103 INFO L268 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-07-20 10:40:22,103 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-07-20 10:40:22,103 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-07-20 10:40:22,103 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-07-20 10:40:22,103 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-07-20 10:40:22,104 INFO L268 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-07-20 10:40:22,104 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 697 703) no Hoare annotation was computed. [2020-07-20 10:40:22,104 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 697 703) the Hoare annotation is: true [2020-07-20 10:40:22,104 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 819 833) no Hoare annotation was computed. [2020-07-20 10:40:22,104 INFO L264 CegarLoopResult]: At program point L825(line 825) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:40:22,104 INFO L268 CegarLoopResult]: For program point L823(lines 823 829) no Hoare annotation was computed. [2020-07-20 10:40:22,105 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 819 833) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-20 10:40:22,105 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 819 833) no Hoare annotation was computed. [2020-07-20 10:40:22,105 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 730 737) no Hoare annotation was computed. [2020-07-20 10:40:22,105 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 730 737) no Hoare annotation was computed. [2020-07-20 10:40:22,105 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 730 737) no Hoare annotation was computed. [2020-07-20 10:40:22,105 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 774 782) no Hoare annotation was computed. [2020-07-20 10:40:22,105 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 774 782) the Hoare annotation is: true [2020-07-20 10:40:22,105 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 774 782) no Hoare annotation was computed. [2020-07-20 10:40:22,106 INFO L268 CegarLoopResult]: For program point L802-2(lines 802 810) no Hoare annotation was computed. [2020-07-20 10:40:22,106 INFO L268 CegarLoopResult]: For program point L790(lines 790 798) no Hoare annotation was computed. [2020-07-20 10:40:22,106 INFO L268 CegarLoopResult]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2020-07-20 10:40:22,106 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 783 818) no Hoare annotation was computed. [2020-07-20 10:40:22,106 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-07-20 10:40:22,106 INFO L268 CegarLoopResult]: For program point L813-1(line 813) no Hoare annotation was computed. [2020-07-20 10:40:22,106 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 783 818) no Hoare annotation was computed. [2020-07-20 10:40:22,106 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 783 818) no Hoare annotation was computed. [2020-07-20 10:40:22,106 INFO L268 CegarLoopResult]: For program point L802(lines 802 810) no Hoare annotation was computed. [2020-07-20 10:40:22,107 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 168 174) no Hoare annotation was computed. [2020-07-20 10:40:22,107 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 168 174) the Hoare annotation is: true [2020-07-20 10:40:22,107 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 306 351) no Hoare annotation was computed. [2020-07-20 10:40:22,107 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 306 351) no Hoare annotation was computed. [2020-07-20 10:40:22,107 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 306 351) no Hoare annotation was computed. [2020-07-20 10:40:22,107 INFO L268 CegarLoopResult]: For program point L639(lines 639 646) no Hoare annotation was computed. [2020-07-20 10:40:22,107 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 619 664) no Hoare annotation was computed. [2020-07-20 10:40:22,107 INFO L268 CegarLoopResult]: For program point L633(lines 633 653) no Hoare annotation was computed. [2020-07-20 10:40:22,107 INFO L268 CegarLoopResult]: For program point L633-1(lines 633 653) no Hoare annotation was computed. [2020-07-20 10:40:22,108 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 619 664) no Hoare annotation was computed. [2020-07-20 10:40:22,108 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 619 664) no Hoare annotation was computed. [2020-07-20 10:40:22,108 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 257 266) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,108 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 257 266) no Hoare annotation was computed. [2020-07-20 10:40:22,108 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 257 266) no Hoare annotation was computed. [2020-07-20 10:40:22,108 INFO L271 CegarLoopResult]: At program point L768(line 768) the Hoare annotation is: true [2020-07-20 10:40:22,108 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 763 773) the Hoare annotation is: true [2020-07-20 10:40:22,108 INFO L268 CegarLoopResult]: For program point L768-1(line 768) no Hoare annotation was computed. [2020-07-20 10:40:22,109 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 763 773) no Hoare annotation was computed. [2020-07-20 10:40:22,109 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 763 773) no Hoare annotation was computed. [2020-07-20 10:40:22,109 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 755 762) the Hoare annotation is: true [2020-07-20 10:40:22,109 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 755 762) no Hoare annotation was computed. [2020-07-20 10:40:22,109 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 755 762) no Hoare annotation was computed. [2020-07-20 10:40:22,109 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 705 729) no Hoare annotation was computed. [2020-07-20 10:40:22,109 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:22,109 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 705 729) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:22,110 INFO L268 CegarLoopResult]: For program point L724-1(lines 705 729) no Hoare annotation was computed. [2020-07-20 10:40:22,110 INFO L264 CegarLoopResult]: At program point L719(line 719) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:40:22,110 INFO L264 CegarLoopResult]: At program point L715(line 715) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:40:22,110 INFO L268 CegarLoopResult]: For program point L713(lines 713 721) no Hoare annotation was computed. [2020-07-20 10:40:22,110 INFO L264 CegarLoopResult]: At program point L711(line 711) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:40:22,110 INFO L268 CegarLoopResult]: For program point L711-1(line 711) no Hoare annotation was computed. [2020-07-20 10:40:22,110 INFO L268 CegarLoopResult]: For program point L709(lines 709 726) no Hoare annotation was computed. [2020-07-20 10:40:22,111 INFO L264 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,111 INFO L264 CegarLoopResult]: At program point testENTRY(lines 843 910) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,111 INFO L268 CegarLoopResult]: For program point L863(lines 863 869) no Hoare annotation was computed. [2020-07-20 10:40:22,111 INFO L268 CegarLoopResult]: For program point L863-1(lines 863 869) no Hoare annotation was computed. [2020-07-20 10:40:22,111 INFO L268 CegarLoopResult]: For program point L855(lines 855 859) no Hoare annotation was computed. [2020-07-20 10:40:22,111 INFO L268 CegarLoopResult]: For program point testFINAL(lines 843 910) no Hoare annotation was computed. [2020-07-20 10:40:22,111 INFO L264 CegarLoopResult]: At program point L903(lines 852 904) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,112 INFO L264 CegarLoopResult]: At program point L893(line 893) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,112 INFO L268 CegarLoopResult]: For program point L891(lines 891 897) no Hoare annotation was computed. [2020-07-20 10:40:22,112 INFO L264 CegarLoopResult]: At program point L891-1(lines 883 898) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,112 INFO L268 CegarLoopResult]: For program point L854(lines 853 902) no Hoare annotation was computed. [2020-07-20 10:40:22,112 INFO L264 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,112 INFO L268 CegarLoopResult]: For program point L883(lines 883 898) no Hoare annotation was computed. [2020-07-20 10:40:22,113 INFO L264 CegarLoopResult]: At program point L875(line 875) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,113 INFO L268 CegarLoopResult]: For program point L873(lines 873 879) no Hoare annotation was computed. [2020-07-20 10:40:22,113 INFO L268 CegarLoopResult]: For program point L873-1(lines 873 879) no Hoare annotation was computed. [2020-07-20 10:40:22,113 INFO L264 CegarLoopResult]: At program point L900(lines 853 902) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:40:22,113 INFO L268 CegarLoopResult]: For program point testEXIT(lines 843 910) no Hoare annotation was computed. [2020-07-20 10:40:22,113 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 573 618) no Hoare annotation was computed. [2020-07-20 10:40:22,114 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 573 618) no Hoare annotation was computed. [2020-07-20 10:40:22,114 INFO L268 CegarLoopResult]: For program point L593(lines 593 600) no Hoare annotation was computed. [2020-07-20 10:40:22,114 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 573 618) no Hoare annotation was computed. [2020-07-20 10:40:22,114 INFO L268 CegarLoopResult]: For program point L587(lines 587 607) no Hoare annotation was computed. [2020-07-20 10:40:22,114 INFO L268 CegarLoopResult]: For program point L587-1(lines 587 607) no Hoare annotation was computed. [2020-07-20 10:40:22,114 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-20 10:40:22,114 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-20 10:40:22,115 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-20 10:40:22,115 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-20 10:40:22,115 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-20 10:40:22,115 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 158 167) no Hoare annotation was computed. [2020-07-20 10:40:22,115 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 158 167) no Hoare annotation was computed. [2020-07-20 10:40:22,115 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 158 167) no Hoare annotation was computed. [2020-07-20 10:40:22,115 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 470 572) no Hoare annotation was computed. [2020-07-20 10:40:22,115 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-07-20 10:40:22,116 INFO L268 CegarLoopResult]: For program point L535-1(line 535) no Hoare annotation was computed. [2020-07-20 10:40:22,116 INFO L268 CegarLoopResult]: For program point L494(lines 494 498) no Hoare annotation was computed. [2020-07-20 10:40:22,116 INFO L268 CegarLoopResult]: For program point L558(lines 558 569) no Hoare annotation was computed. [2020-07-20 10:40:22,116 INFO L268 CegarLoopResult]: For program point L521(lines 521 525) no Hoare annotation was computed. [2020-07-20 10:40:22,116 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 470 572) no Hoare annotation was computed. [2020-07-20 10:40:22,116 INFO L268 CegarLoopResult]: For program point L519-2(lines 519 539) no Hoare annotation was computed. [2020-07-20 10:40:22,116 INFO L268 CegarLoopResult]: For program point L540(lines 518 541) no Hoare annotation was computed. [2020-07-20 10:40:22,116 INFO L268 CegarLoopResult]: For program point L499(lines 499 515) no Hoare annotation was computed. [2020-07-20 10:40:22,117 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 470 572) no Hoare annotation was computed. [2020-07-20 10:40:22,117 INFO L268 CegarLoopResult]: For program point L559(lines 559 566) no Hoare annotation was computed. [2020-07-20 10:40:22,117 INFO L268 CegarLoopResult]: For program point L520(lines 519 539) no Hoare annotation was computed. [2020-07-20 10:40:22,117 INFO L268 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-07-20 10:40:22,117 INFO L268 CegarLoopResult]: For program point L551-1(line 551) no Hoare annotation was computed. [2020-07-20 10:40:22,117 INFO L268 CegarLoopResult]: For program point L516(lines 516 557) no Hoare annotation was computed. [2020-07-20 10:40:22,117 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:40:22,117 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:40:22,117 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:40:22,118 INFO L268 CegarLoopResult]: For program point L749(line 749) no Hoare annotation was computed. [2020-07-20 10:40:22,118 INFO L268 CegarLoopResult]: For program point L749-1(lines 738 754) no Hoare annotation was computed. [2020-07-20 10:40:22,118 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 738 754) no Hoare annotation was computed. [2020-07-20 10:40:22,118 INFO L268 CegarLoopResult]: For program point L745(lines 745 751) no Hoare annotation was computed. [2020-07-20 10:40:22,118 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 738 754) no Hoare annotation was computed. [2020-07-20 10:40:22,118 INFO L268 CegarLoopResult]: For program point L743(line 743) no Hoare annotation was computed. [2020-07-20 10:40:22,118 INFO L268 CegarLoopResult]: For program point L743-1(line 743) no Hoare annotation was computed. [2020-07-20 10:40:22,118 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2020-07-20 10:40:22,119 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-20 10:40:22,119 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-20 10:40:22,119 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2020-07-20 10:40:22,119 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-20 10:40:22,119 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-20 10:40:22,119 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:40:22,119 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:40:22,119 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:40:22,119 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-07-20 10:40:22,120 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-20 10:40:22,120 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-20 10:40:22,120 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 673 696) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:22,120 INFO L264 CegarLoopResult]: At program point L686(line 686) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:22,120 INFO L264 CegarLoopResult]: At program point L684(lines 684 690) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:22,120 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 673 696) no Hoare annotation was computed. [2020-07-20 10:40:22,121 INFO L264 CegarLoopResult]: At program point L679(line 679) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:40:22,121 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 673 696) no Hoare annotation was computed. [2020-07-20 10:40:22,121 INFO L268 CegarLoopResult]: For program point L677(lines 676 695) no Hoare annotation was computed. [2020-07-20 10:40:22,121 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 194 223) no Hoare annotation was computed. [2020-07-20 10:40:22,121 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 194 223) the Hoare annotation is: true [2020-07-20 10:40:22,121 INFO L271 CegarLoopResult]: At program point L219(lines 194 223) the Hoare annotation is: true [2020-07-20 10:40:22,121 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-07-20 10:40:22,121 INFO L268 CegarLoopResult]: For program point L208(lines 208 212) no Hoare annotation was computed. [2020-07-20 10:40:22,122 INFO L271 CegarLoopResult]: At program point L208-1(lines 208 212) the Hoare annotation is: true [2020-07-20 10:40:22,122 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-07-20 10:40:22,122 INFO L271 CegarLoopResult]: At program point L204-2(lines 204 218) the Hoare annotation is: true [2020-07-20 10:40:22,122 INFO L271 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: true [2020-07-20 10:40:22,122 INFO L268 CegarLoopResult]: For program point L200-1(line 200) no Hoare annotation was computed. [2020-07-20 10:40:22,122 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-20 10:40:22,122 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-20 10:40:22,122 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-20 10:40:22,123 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 249 255) no Hoare annotation was computed. [2020-07-20 10:40:22,123 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 249 255) the Hoare annotation is: true [2020-07-20 10:40:22,123 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:40:22,123 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 10:40:22,123 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:40:22,123 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:40:22,123 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 834 841) no Hoare annotation was computed. [2020-07-20 10:40:22,123 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 834 841) the Hoare annotation is: true [2020-07-20 10:40:22,124 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 834 841) no Hoare annotation was computed. [2020-07-20 10:40:22,124 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-20 10:40:22,124 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-20 10:40:22,124 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2020-07-20 10:40:22,124 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 291 298) no Hoare annotation was computed. [2020-07-20 10:40:22,124 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2020-07-20 10:40:22,124 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 291 298) the Hoare annotation is: true [2020-07-20 10:40:22,124 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 291 298) no Hoare annotation was computed. [2020-07-20 10:40:22,125 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 128 152) the Hoare annotation is: true [2020-07-20 10:40:22,125 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 128 152) no Hoare annotation was computed. [2020-07-20 10:40:22,125 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 10:40:22,125 INFO L268 CegarLoopResult]: For program point L140(lines 140 146) no Hoare annotation was computed. [2020-07-20 10:40:22,125 INFO L271 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: true [2020-07-20 10:40:22,125 INFO L268 CegarLoopResult]: For program point L138-1(line 138) no Hoare annotation was computed. [2020-07-20 10:40:22,125 INFO L268 CegarLoopResult]: For program point L136(lines 136 149) no Hoare annotation was computed. [2020-07-20 10:40:22,125 INFO L268 CegarLoopResult]: For program point L136-1(lines 128 152) no Hoare annotation was computed. [2020-07-20 10:40:22,126 INFO L271 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: true [2020-07-20 10:40:22,126 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-07-20 10:40:22,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:40:22 BoogieIcfgContainer [2020-07-20 10:40:22,140 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:40:22,143 INFO L168 Benchmark]: Toolchain (without parser) took 4765.64 ms. Allocated memory was 146.3 MB in the beginning and 246.9 MB in the end (delta: 100.7 MB). Free memory was 103.2 MB in the beginning and 119.0 MB in the end (delta: -15.7 MB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB. [2020-07-20 10:40:22,144 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 146.3 MB. Free memory is still 122.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 10:40:22,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 619.84 ms. Allocated memory was 146.3 MB in the beginning and 201.9 MB in the end (delta: 55.6 MB). Free memory was 102.8 MB in the beginning and 166.5 MB in the end (delta: -63.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2020-07-20 10:40:22,146 INFO L168 Benchmark]: Boogie Preprocessor took 82.03 ms. Allocated memory is still 201.9 MB. Free memory was 166.5 MB in the beginning and 162.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-07-20 10:40:22,147 INFO L168 Benchmark]: RCFGBuilder took 1082.19 ms. Allocated memory was 201.9 MB in the beginning and 235.9 MB in the end (delta: 34.1 MB). Free memory was 161.7 MB in the beginning and 193.2 MB in the end (delta: -31.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 7.1 GB. [2020-07-20 10:40:22,148 INFO L168 Benchmark]: TraceAbstraction took 2975.77 ms. Allocated memory was 235.9 MB in the beginning and 246.9 MB in the end (delta: 11.0 MB). Free memory was 193.2 MB in the beginning and 119.0 MB in the end (delta: 74.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. [2020-07-20 10:40:22,151 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 146.3 MB. Free memory is still 122.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 619.84 ms. Allocated memory was 146.3 MB in the beginning and 201.9 MB in the end (delta: 55.6 MB). Free memory was 102.8 MB in the beginning and 166.5 MB in the end (delta: -63.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.03 ms. Allocated memory is still 201.9 MB. Free memory was 166.5 MB in the beginning and 162.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1082.19 ms. Allocated memory was 201.9 MB in the beginning and 235.9 MB in the end (delta: 34.1 MB). Free memory was 161.7 MB in the beginning and 193.2 MB in the end (delta: -31.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2975.77 ms. Allocated memory was 235.9 MB in the beginning and 246.9 MB in the end (delta: 11.0 MB). Free memory was 193.2 MB in the beginning and 119.0 MB in the end (delta: 74.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 295]: 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: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.3s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 485 SDtfs, 163 SDslu, 396 SDs, 0 SdLazy, 61 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 200 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=166occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 222 PreInvPairs, 238 NumberOfFragments, 350 HoareAnnotationTreeSize, 222 FomulaSimplifications, 63 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 53 FomulaSimplificationsInter, 408 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 202 NumberOfCodeBlocks, 202 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 15658 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2637 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...