/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 SMT_FEATURE_HEURISTIC --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 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:50:06,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:50:06,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:50:06,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:50:06,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:50:06,071 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:50:06,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:50:06,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:50:06,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:50:06,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:50:06,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:50:06,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:50:06,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:50:06,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:50:06,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:50:06,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:50:06,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:50:06,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:50:06,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:50:06,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:50:06,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:50:06,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:50:06,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:50:06,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:50:06,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:50:06,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:50:06,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:50:06,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:50:06,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:50:06,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:50:06,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:50:06,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:50:06,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:50:06,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:50:06,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:50:06,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:50:06,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:50:06,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:50:06,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:50:06,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:50:06,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:50:06,135 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 [2020-07-21 12:50:06,172 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:50:06,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:50:06,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:50:06,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:50:06,177 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:50:06,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:50:06,177 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:50:06,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:50:06,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:50:06,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:50:06,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:50:06,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:50:06,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:50:06,181 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:50:06,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:50:06,181 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:50:06,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:50:06,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:50:06,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:50:06,182 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:50:06,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:50:06,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:50:06,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:50:06,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:50:06,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:50:06,184 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:50:06,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:06,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:50:06,184 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:50:06,185 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 -> SMT_FEATURE_HEURISTIC 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 -> 2 [2020-07-21 12:50:06,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:50:06,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:50:06,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:50:06,510 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:50:06,512 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:50:06,514 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c [2020-07-21 12:50:06,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9052ee813/f628bf3816924c6fa3daeb5be62d705a/FLAGaf8b89436 [2020-07-21 12:50:07,168 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:50:07,169 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c [2020-07-21 12:50:07,184 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9052ee813/f628bf3816924c6fa3daeb5be62d705a/FLAGaf8b89436 [2020-07-21 12:50:07,408 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9052ee813/f628bf3816924c6fa3daeb5be62d705a [2020-07-21 12:50:07,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:50:07,420 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:50:07,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:50:07,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:50:07,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:50:07,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:50:07" (1/1) ... [2020-07-21 12:50:07,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f96d12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:07, skipping insertion in model container [2020-07-21 12:50:07,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:50:07" (1/1) ... [2020-07-21 12:50:07,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:50:07,503 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:50:07,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:50:07,805 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:50:08,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:50:08,085 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:50:08,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08 WrapperNode [2020-07-21 12:50:08,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:50:08,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:50:08,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:50:08,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:50:08,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:50:08,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:50:08,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:50:08,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:50:08,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (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 [2020-07-21 12:50:08,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:50:08,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:50:08,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:50:08,240 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:50:08,240 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:50:08,240 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:50:08,240 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:50:08,240 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:50:08,240 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:50:08,240 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:50:08,241 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:50:08,241 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:50:08,241 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:50:08,241 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:50:08,241 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:50:08,241 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 12:50:08,242 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:50:08,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-21 12:50:08,242 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:50:08,242 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:50:08,242 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:50:08,242 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:50:08,242 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:50:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:50:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:50:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:50:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:50:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:50:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:50:08,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:50:08,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:50:08,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:50:08,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:50:08,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:50:08,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:50:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:50:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:50:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:50:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:50:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:50:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:50:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:50:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:50:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:50:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:50:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:50:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:50:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:50:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:50:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:50:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:50:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:50:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:50:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:50:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:50:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:50:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:50:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 12:50:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-21 12:50:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:50:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:50:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:50:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:50:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:50:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:50:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:50:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:50:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:50:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:50:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:50:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:50:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:50:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:50:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:50:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:50:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:50:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:50:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:50:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:50:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:50:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:50:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:50:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:50:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:50:09,330 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:50:09,330 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:50:09,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:50:09 BoogieIcfgContainer [2020-07-21 12:50:09,336 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:50:09,350 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:50:09,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:50:09,354 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:50:09,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:50:07" (1/3) ... [2020-07-21 12:50:09,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b02643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:50:09, skipping insertion in model container [2020-07-21 12:50:09,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (2/3) ... [2020-07-21 12:50:09,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b02643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:50:09, skipping insertion in model container [2020-07-21 12:50:09,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:50:09" (3/3) ... [2020-07-21 12:50:09,358 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product02.cil.c [2020-07-21 12:50:09,369 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:50:09,377 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:50:09,392 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:50:09,420 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:50:09,420 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:50:09,420 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:50:09,420 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:50:09,420 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:50:09,421 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:50:09,421 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:50:09,421 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:50:09,444 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states. [2020-07-21 12:50:09,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 12:50:09,453 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:09,455 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] [2020-07-21 12:50:09,455 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:09,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:09,462 INFO L82 PathProgramCache]: Analyzing trace with hash -411226988, now seen corresponding path program 1 times [2020-07-21 12:50:09,471 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:09,472 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [19819653] [2020-07-21 12:50:09,472 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) 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 [2020-07-21 12:50:09,829 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:09,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:09,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:50:09,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:09,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:50:09,872 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:09,874 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [19819653] [2020-07-21 12:50:09,874 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:09,875 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:50:09,876 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54668430] [2020-07-21 12:50:09,881 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:50:09,882 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:09,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:50:09,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:50:09,899 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 2 states. [2020-07-21 12:50:09,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:09,936 INFO L93 Difference]: Finished difference Result 170 states and 213 transitions. [2020-07-21 12:50:09,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:50:09,938 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-21 12:50:09,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:09,952 INFO L225 Difference]: With dead ends: 170 [2020-07-21 12:50:09,952 INFO L226 Difference]: Without dead ends: 85 [2020-07-21 12:50:09,957 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 [2020-07-21 12:50:09,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-07-21 12:50:10,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-07-21 12:50:10,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-21 12:50:10,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 98 transitions. [2020-07-21 12:50:10,022 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 98 transitions. Word has length 46 [2020-07-21 12:50:10,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:10,022 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 98 transitions. [2020-07-21 12:50:10,022 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:50:10,023 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2020-07-21 12:50:10,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 12:50:10,028 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:10,028 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] [2020-07-21 12:50:10,245 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:10,245 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:10,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:10,246 INFO L82 PathProgramCache]: Analyzing trace with hash -2028775312, now seen corresponding path program 1 times [2020-07-21 12:50:10,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:10,246 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1299749624] [2020-07-21 12:50:10,247 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) 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 [2020-07-21 12:50:10,595 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:10,595 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:10,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:50:10,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:10,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:50:10,639 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:10,639 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1299749624] [2020-07-21 12:50:10,640 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:10,640 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:10,640 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375436509] [2020-07-21 12:50:10,642 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:10,642 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:10,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:10,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:10,643 INFO L87 Difference]: Start difference. First operand 85 states and 98 transitions. Second operand 3 states. [2020-07-21 12:50:10,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:10,668 INFO L93 Difference]: Finished difference Result 115 states and 131 transitions. [2020-07-21 12:50:10,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:10,669 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-21 12:50:10,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:10,673 INFO L225 Difference]: With dead ends: 115 [2020-07-21 12:50:10,673 INFO L226 Difference]: Without dead ends: 76 [2020-07-21 12:50:10,675 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 [2020-07-21 12:50:10,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-07-21 12:50:10,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2020-07-21 12:50:10,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-07-21 12:50:10,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2020-07-21 12:50:10,695 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 47 [2020-07-21 12:50:10,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:10,696 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2020-07-21 12:50:10,696 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:10,696 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2020-07-21 12:50:10,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 12:50:10,701 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:10,702 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] [2020-07-21 12:50:10,914 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:10,915 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:10,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:10,916 INFO L82 PathProgramCache]: Analyzing trace with hash -1248622688, now seen corresponding path program 1 times [2020-07-21 12:50:10,917 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:10,917 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1359573014] [2020-07-21 12:50:10,918 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) 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 [2020-07-21 12:50:11,165 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:11,166 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:11,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 12:50:11,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:11,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:50:11,200 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:11,200 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1359573014] [2020-07-21 12:50:11,200 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:11,200 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:11,201 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562054836] [2020-07-21 12:50:11,201 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:11,201 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:11,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:11,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:11,202 INFO L87 Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 3 states. [2020-07-21 12:50:11,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:11,215 INFO L93 Difference]: Finished difference Result 128 states and 149 transitions. [2020-07-21 12:50:11,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:11,216 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 12:50:11,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:11,217 INFO L225 Difference]: With dead ends: 128 [2020-07-21 12:50:11,217 INFO L226 Difference]: Without dead ends: 76 [2020-07-21 12:50:11,218 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 [2020-07-21 12:50:11,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-07-21 12:50:11,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2020-07-21 12:50:11,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-07-21 12:50:11,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 85 transitions. [2020-07-21 12:50:11,226 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 85 transitions. Word has length 52 [2020-07-21 12:50:11,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:11,227 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 85 transitions. [2020-07-21 12:50:11,227 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:11,227 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2020-07-21 12:50:11,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-21 12:50:11,229 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:11,229 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, 1, 1, 1] [2020-07-21 12:50:11,443 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:11,444 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:11,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:11,444 INFO L82 PathProgramCache]: Analyzing trace with hash 1945130529, now seen corresponding path program 1 times [2020-07-21 12:50:11,444 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:11,445 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1883380253] [2020-07-21 12:50:11,445 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) 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 [2020-07-21 12:50:11,704 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:11,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:11,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-21 12:50:11,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:11,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:50:11,797 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:11,798 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1883380253] [2020-07-21 12:50:11,798 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:11,801 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:50:11,801 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22773167] [2020-07-21 12:50:11,802 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:50:11,802 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:11,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:50:11,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:50:11,803 INFO L87 Difference]: Start difference. First operand 76 states and 85 transitions. Second operand 6 states. [2020-07-21 12:50:12,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:12,026 INFO L93 Difference]: Finished difference Result 173 states and 204 transitions. [2020-07-21 12:50:12,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:50:12,027 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2020-07-21 12:50:12,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:12,035 INFO L225 Difference]: With dead ends: 173 [2020-07-21 12:50:12,035 INFO L226 Difference]: Without dead ends: 121 [2020-07-21 12:50:12,038 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:50:12,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-07-21 12:50:12,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 119. [2020-07-21 12:50:12,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-21 12:50:12,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 136 transitions. [2020-07-21 12:50:12,071 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 136 transitions. Word has length 55 [2020-07-21 12:50:12,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:12,072 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 136 transitions. [2020-07-21 12:50:12,072 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:50:12,074 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 136 transitions. [2020-07-21 12:50:12,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 12:50:12,077 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:12,079 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] [2020-07-21 12:50:12,288 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:12,289 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:12,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:12,290 INFO L82 PathProgramCache]: Analyzing trace with hash -1872820635, now seen corresponding path program 1 times [2020-07-21 12:50:12,290 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:12,291 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [160011288] [2020-07-21 12:50:12,291 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:12,590 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:12,590 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:12,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:50:12,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:12,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:50:12,642 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:12,642 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [160011288] [2020-07-21 12:50:12,643 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:12,643 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:50:12,643 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411299103] [2020-07-21 12:50:12,644 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:50:12,644 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:12,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:50:12,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:50:12,645 INFO L87 Difference]: Start difference. First operand 119 states and 136 transitions. Second operand 6 states. [2020-07-21 12:50:12,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:12,796 INFO L93 Difference]: Finished difference Result 205 states and 240 transitions. [2020-07-21 12:50:12,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:50:12,797 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2020-07-21 12:50:12,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:12,798 INFO L225 Difference]: With dead ends: 205 [2020-07-21 12:50:12,798 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:50:12,799 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:50:12,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:50:12,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:50:12,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:50:12,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:50:12,800 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2020-07-21 12:50:12,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:12,801 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:50:12,801 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:50:12,801 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:50:12,801 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:50:13,009 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:13,013 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:50:13,742 INFO L268 CegarLoopResult]: For program point L569(lines 569 573) no Hoare annotation was computed. [2020-07-21 12:50:13,742 INFO L268 CegarLoopResult]: For program point L569-1(lines 569 573) no Hoare annotation was computed. [2020-07-21 12:50:13,742 INFO L268 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-07-21 12:50:13,742 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 538 593) no Hoare annotation was computed. [2020-07-21 12:50:13,743 INFO L268 CegarLoopResult]: For program point L563-2(lines 563 584) no Hoare annotation was computed. [2020-07-21 12:50:13,743 INFO L268 CegarLoopResult]: For program point L585(lines 562 586) no Hoare annotation was computed. [2020-07-21 12:50:13,743 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 538 593) no Hoare annotation was computed. [2020-07-21 12:50:13,743 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 538 593) no Hoare annotation was computed. [2020-07-21 12:50:13,743 INFO L268 CegarLoopResult]: For program point L639(line 639) no Hoare annotation was computed. [2020-07-21 12:50:13,743 INFO L268 CegarLoopResult]: For program point L639-1(line 639) no Hoare annotation was computed. [2020-07-21 12:50:13,743 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 594 653) no Hoare annotation was computed. [2020-07-21 12:50:13,743 INFO L268 CegarLoopResult]: For program point L626(lines 626 630) no Hoare annotation was computed. [2020-07-21 12:50:13,744 INFO L268 CegarLoopResult]: For program point L626-1(lines 626 630) no Hoare annotation was computed. [2020-07-21 12:50:13,744 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 594 653) no Hoare annotation was computed. [2020-07-21 12:50:13,744 INFO L268 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2020-07-21 12:50:13,744 INFO L268 CegarLoopResult]: For program point L620-2(lines 620 645) no Hoare annotation was computed. [2020-07-21 12:50:13,744 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 594 653) no Hoare annotation was computed. [2020-07-21 12:50:13,744 INFO L268 CegarLoopResult]: For program point L646(lines 619 647) no Hoare annotation was computed. [2020-07-21 12:50:13,745 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 379 385) the Hoare annotation is: true [2020-07-21 12:50:13,745 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 379 385) no Hoare annotation was computed. [2020-07-21 12:50:13,745 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 386 394) no Hoare annotation was computed. [2020-07-21 12:50:13,745 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 386 394) the Hoare annotation is: true [2020-07-21 12:50:13,745 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 386 394) no Hoare annotation was computed. [2020-07-21 12:50:13,746 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-07-21 12:50:13,746 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-07-21 12:50:13,746 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,746 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,747 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,747 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,747 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-07-21 12:50:13,747 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-07-21 12:50:13,747 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,747 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,748 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-07-21 12:50:13,748 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-21 12:50:13,748 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-21 12:50:13,748 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-21 12:50:13,748 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-21 12:50:13,748 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-21 12:50:13,748 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-21 12:50:13,750 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-21 12:50:13,750 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-21 12:50:13,750 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-21 12:50:13,751 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-21 12:50:13,751 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-21 12:50:13,751 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-21 12:50:13,751 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-21 12:50:13,751 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-21 12:50:13,751 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-21 12:50:13,751 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-21 12:50:13,751 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-21 12:50:13,752 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 213 221) no Hoare annotation was computed. [2020-07-21 12:50:13,752 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 213 221) the Hoare annotation is: true [2020-07-21 12:50:13,755 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 213 221) no Hoare annotation was computed. [2020-07-21 12:50:13,755 INFO L268 CegarLoopResult]: For program point L252(line 252) no Hoare annotation was computed. [2020-07-21 12:50:13,755 INFO L268 CegarLoopResult]: For program point L252-1(line 252) no Hoare annotation was computed. [2020-07-21 12:50:13,755 INFO L268 CegarLoopResult]: For program point L241(lines 241 249) no Hoare annotation was computed. [2020-07-21 12:50:13,755 INFO L268 CegarLoopResult]: For program point L241-2(lines 241 249) no Hoare annotation was computed. [2020-07-21 12:50:13,755 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 222 257) no Hoare annotation was computed. [2020-07-21 12:50:13,756 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 222 257) no Hoare annotation was computed. [2020-07-21 12:50:13,756 INFO L268 CegarLoopResult]: For program point L229(lines 229 237) no Hoare annotation was computed. [2020-07-21 12:50:13,756 INFO L268 CegarLoopResult]: For program point L229-2(lines 229 237) no Hoare annotation was computed. [2020-07-21 12:50:13,756 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 222 257) no Hoare annotation was computed. [2020-07-21 12:50:13,757 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 372 378) no Hoare annotation was computed. [2020-07-21 12:50:13,757 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 372 378) the Hoare annotation is: true [2020-07-21 12:50:13,757 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 492 537) no Hoare annotation was computed. [2020-07-21 12:50:13,757 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 492 537) no Hoare annotation was computed. [2020-07-21 12:50:13,758 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 492 537) no Hoare annotation was computed. [2020-07-21 12:50:13,758 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 805 850) no Hoare annotation was computed. [2020-07-21 12:50:13,758 INFO L268 CegarLoopResult]: For program point L825(lines 825 832) no Hoare annotation was computed. [2020-07-21 12:50:13,758 INFO L268 CegarLoopResult]: For program point L819(lines 819 839) no Hoare annotation was computed. [2020-07-21 12:50:13,758 INFO L268 CegarLoopResult]: For program point L819-1(lines 819 839) no Hoare annotation was computed. [2020-07-21 12:50:13,758 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 805 850) no Hoare annotation was computed. [2020-07-21 12:50:13,758 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 805 850) no Hoare annotation was computed. [2020-07-21 12:50:13,758 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,759 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-07-21 12:50:13,759 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-07-21 12:50:13,760 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 202 212) no Hoare annotation was computed. [2020-07-21 12:50:13,760 INFO L268 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-07-21 12:50:13,760 INFO L268 CegarLoopResult]: For program point L207-1(line 207) no Hoare annotation was computed. [2020-07-21 12:50:13,760 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 202 212) no Hoare annotation was computed. [2020-07-21 12:50:13,760 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 202 212) no Hoare annotation was computed. [2020-07-21 12:50:13,761 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 194 201) no Hoare annotation was computed. [2020-07-21 12:50:13,761 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 194 201) no Hoare annotation was computed. [2020-07-21 12:50:13,761 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 194 201) no Hoare annotation was computed. [2020-07-21 12:50:13,761 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 179 185) no Hoare annotation was computed. [2020-07-21 12:50:13,762 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 179 185) the Hoare annotation is: true [2020-07-21 12:50:13,762 INFO L264 CegarLoopResult]: At program point L289(line 289) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,762 INFO L264 CegarLoopResult]: At program point testENTRY(lines 267 332) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,762 INFO L268 CegarLoopResult]: For program point L287(lines 287 293) no Hoare annotation was computed. [2020-07-21 12:50:13,762 INFO L268 CegarLoopResult]: For program point L287-1(lines 287 293) no Hoare annotation was computed. [2020-07-21 12:50:13,762 INFO L268 CegarLoopResult]: For program point L279(lines 279 283) no Hoare annotation was computed. [2020-07-21 12:50:13,762 INFO L268 CegarLoopResult]: For program point testFINAL(lines 267 332) no Hoare annotation was computed. [2020-07-21 12:50:13,763 INFO L264 CegarLoopResult]: At program point L325(lines 276 326) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,763 INFO L268 CegarLoopResult]: For program point L315(lines 315 319) no Hoare annotation was computed. [2020-07-21 12:50:13,763 INFO L264 CegarLoopResult]: At program point L315-2(lines 307 320) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,763 INFO L268 CegarLoopResult]: For program point L278(lines 277 324) no Hoare annotation was computed. [2020-07-21 12:50:13,763 INFO L264 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,763 INFO L268 CegarLoopResult]: For program point L307(lines 307 320) no Hoare annotation was computed. [2020-07-21 12:50:13,763 INFO L264 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,764 INFO L268 CegarLoopResult]: For program point L297(lines 297 303) no Hoare annotation was computed. [2020-07-21 12:50:13,764 INFO L268 CegarLoopResult]: For program point L297-1(lines 297 303) no Hoare annotation was computed. [2020-07-21 12:50:13,764 INFO L268 CegarLoopResult]: For program point testEXIT(lines 267 332) no Hoare annotation was computed. [2020-07-21 12:50:13,764 INFO L264 CegarLoopResult]: At program point L322(lines 277 324) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,765 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 759 804) no Hoare annotation was computed. [2020-07-21 12:50:13,765 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 759 804) no Hoare annotation was computed. [2020-07-21 12:50:13,765 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 759 804) no Hoare annotation was computed. [2020-07-21 12:50:13,765 INFO L268 CegarLoopResult]: For program point L779(lines 779 786) no Hoare annotation was computed. [2020-07-21 12:50:13,765 INFO L268 CegarLoopResult]: For program point L773(lines 773 793) no Hoare annotation was computed. [2020-07-21 12:50:13,765 INFO L268 CegarLoopResult]: For program point L773-1(lines 773 793) no Hoare annotation was computed. [2020-07-21 12:50:13,766 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 444 466) no Hoare annotation was computed. [2020-07-21 12:50:13,766 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 444 466) no Hoare annotation was computed. [2020-07-21 12:50:13,766 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 444 466) no Hoare annotation was computed. [2020-07-21 12:50:13,766 INFO L268 CegarLoopResult]: For program point L452(lines 452 460) no Hoare annotation was computed. [2020-07-21 12:50:13,766 INFO L268 CegarLoopResult]: For program point L452-2(lines 452 460) no Hoare annotation was computed. [2020-07-21 12:50:13,766 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 362 371) no Hoare annotation was computed. [2020-07-21 12:50:13,766 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 362 371) no Hoare annotation was computed. [2020-07-21 12:50:13,766 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 362 371) no Hoare annotation was computed. [2020-07-21 12:50:13,767 INFO L268 CegarLoopResult]: For program point L737(line 737) no Hoare annotation was computed. [2020-07-21 12:50:13,767 INFO L268 CegarLoopResult]: For program point L737-1(line 737) no Hoare annotation was computed. [2020-07-21 12:50:13,767 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 656 758) no Hoare annotation was computed. [2020-07-21 12:50:13,767 INFO L268 CegarLoopResult]: For program point L702(lines 702 743) no Hoare annotation was computed. [2020-07-21 12:50:13,767 INFO L268 CegarLoopResult]: For program point L721(line 721) no Hoare annotation was computed. [2020-07-21 12:50:13,767 INFO L268 CegarLoopResult]: For program point L721-1(line 721) no Hoare annotation was computed. [2020-07-21 12:50:13,767 INFO L268 CegarLoopResult]: For program point L680(lines 680 684) no Hoare annotation was computed. [2020-07-21 12:50:13,768 INFO L268 CegarLoopResult]: For program point L744(lines 744 755) no Hoare annotation was computed. [2020-07-21 12:50:13,768 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 656 758) no Hoare annotation was computed. [2020-07-21 12:50:13,768 INFO L268 CegarLoopResult]: For program point L707(lines 707 711) no Hoare annotation was computed. [2020-07-21 12:50:13,768 INFO L268 CegarLoopResult]: For program point L705-2(lines 705 725) no Hoare annotation was computed. [2020-07-21 12:50:13,768 INFO L268 CegarLoopResult]: For program point L726(lines 704 727) no Hoare annotation was computed. [2020-07-21 12:50:13,768 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 656 758) no Hoare annotation was computed. [2020-07-21 12:50:13,768 INFO L268 CegarLoopResult]: For program point L685(lines 685 701) no Hoare annotation was computed. [2020-07-21 12:50:13,768 INFO L268 CegarLoopResult]: For program point L745(lines 745 752) no Hoare annotation was computed. [2020-07-21 12:50:13,769 INFO L268 CegarLoopResult]: For program point L706(lines 705 725) no Hoare annotation was computed. [2020-07-21 12:50:13,769 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:50:13,769 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:50:13,769 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:50:13,769 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 186 193) no Hoare annotation was computed. [2020-07-21 12:50:13,769 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 186 193) no Hoare annotation was computed. [2020-07-21 12:50:13,769 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 186 193) no Hoare annotation was computed. [2020-07-21 12:50:13,769 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 467 475) no Hoare annotation was computed. [2020-07-21 12:50:13,770 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 467 475) no Hoare annotation was computed. [2020-07-21 12:50:13,770 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 467 475) no Hoare annotation was computed. [2020-07-21 12:50:13,770 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 423 434) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:50:13,770 INFO L268 CegarLoopResult]: For program point L427-1(lines 423 434) no Hoare annotation was computed. [2020-07-21 12:50:13,770 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 423 434) no Hoare annotation was computed. [2020-07-21 12:50:13,770 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:50:13,770 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:50:13,770 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:50:13,771 INFO L264 CegarLoopResult]: At program point L161(line 161) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:50:13,771 INFO L268 CegarLoopResult]: For program point L159(lines 158 177) no Hoare annotation was computed. [2020-07-21 12:50:13,771 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 155 178) the Hoare annotation is: true [2020-07-21 12:50:13,771 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 155 178) no Hoare annotation was computed. [2020-07-21 12:50:13,771 INFO L271 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: true [2020-07-21 12:50:13,771 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 155 178) no Hoare annotation was computed. [2020-07-21 12:50:13,771 INFO L271 CegarLoopResult]: At program point L166(lines 166 172) the Hoare annotation is: true [2020-07-21 12:50:13,771 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-21 12:50:13,773 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-21 12:50:13,773 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-07-21 12:50:13,773 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-21 12:50:13,773 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-07-21 12:50:13,774 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-21 12:50:13,774 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-07-21 12:50:13,774 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-07-21 12:50:13,774 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-21 12:50:13,774 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-21 12:50:13,774 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 435 443) the Hoare annotation is: true [2020-07-21 12:50:13,774 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 435 443) no Hoare annotation was computed. [2020-07-21 12:50:13,775 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 435 443) no Hoare annotation was computed. [2020-07-21 12:50:13,775 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 399 410) the Hoare annotation is: true [2020-07-21 12:50:13,775 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 399 410) no Hoare annotation was computed. [2020-07-21 12:50:13,775 INFO L268 CegarLoopResult]: For program point L403-1(lines 399 410) no Hoare annotation was computed. [2020-07-21 12:50:13,775 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-21 12:50:13,775 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-21 12:50:13,775 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:50:13,775 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:50:13,776 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:50:13,776 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:50:13,776 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 258 265) no Hoare annotation was computed. [2020-07-21 12:50:13,776 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 258 265) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:13,778 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 258 265) no Hoare annotation was computed. [2020-07-21 12:50:13,779 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 411 422) no Hoare annotation was computed. [2020-07-21 12:50:13,779 INFO L268 CegarLoopResult]: For program point L415-1(lines 411 422) no Hoare annotation was computed. [2020-07-21 12:50:13,779 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 411 422) the Hoare annotation is: true [2020-07-21 12:50:13,779 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 477 484) no Hoare annotation was computed. [2020-07-21 12:50:13,779 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 481) no Hoare annotation was computed. [2020-07-21 12:50:13,780 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 477 484) the Hoare annotation is: true [2020-07-21 12:50:13,780 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 477 484) no Hoare annotation was computed. [2020-07-21 12:50:13,780 INFO L264 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:50:13,780 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 335 359) the Hoare annotation is: true [2020-07-21 12:50:13,780 INFO L268 CegarLoopResult]: For program point L347(lines 347 353) no Hoare annotation was computed. [2020-07-21 12:50:13,781 INFO L264 CegarLoopResult]: At program point L345(line 345) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:50:13,781 INFO L268 CegarLoopResult]: For program point L345-1(line 345) no Hoare annotation was computed. [2020-07-21 12:50:13,781 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 335 359) no Hoare annotation was computed. [2020-07-21 12:50:13,781 INFO L268 CegarLoopResult]: For program point L343(lines 343 356) no Hoare annotation was computed. [2020-07-21 12:50:13,781 INFO L268 CegarLoopResult]: For program point L343-1(lines 335 359) no Hoare annotation was computed. [2020-07-21 12:50:13,781 INFO L271 CegarLoopResult]: At program point L341(line 341) the Hoare annotation is: true [2020-07-21 12:50:13,781 INFO L268 CegarLoopResult]: For program point L341-1(line 341) no Hoare annotation was computed. [2020-07-21 12:50:13,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:50:13 BoogieIcfgContainer [2020-07-21 12:50:13,807 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:50:13,811 INFO L168 Benchmark]: Toolchain (without parser) took 6390.65 ms. Allocated memory was 137.9 MB in the beginning and 286.8 MB in the end (delta: 148.9 MB). Free memory was 100.9 MB in the beginning and 180.9 MB in the end (delta: -80.0 MB). Peak memory consumption was 121.9 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:13,816 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 137.9 MB. Free memory is still 119.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-21 12:50:13,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.34 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 100.5 MB in the beginning and 173.9 MB in the end (delta: -73.4 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:13,819 INFO L168 Benchmark]: Boogie Preprocessor took 87.29 ms. Allocated memory is still 202.9 MB. Free memory was 173.9 MB in the beginning and 169.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:13,820 INFO L168 Benchmark]: RCFGBuilder took 1161.50 ms. Allocated memory is still 202.9 MB. Free memory was 169.9 MB in the beginning and 89.0 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:13,820 INFO L168 Benchmark]: TraceAbstraction took 4456.92 ms. Allocated memory was 234.9 MB in the beginning and 286.8 MB in the end (delta: 51.9 MB). Free memory was 206.1 MB in the beginning and 180.9 MB in the end (delta: 25.2 MB). Peak memory consumption was 130.1 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:13,835 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 137.9 MB. Free memory is still 119.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 664.34 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 100.5 MB in the beginning and 173.9 MB in the end (delta: -73.4 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.29 ms. Allocated memory is still 202.9 MB. Free memory was 173.9 MB in the beginning and 169.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1161.50 ms. Allocated memory is still 202.9 MB. Free memory was 169.9 MB in the beginning and 89.0 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4456.92 ms. Allocated memory was 234.9 MB in the beginning and 286.8 MB in the end (delta: 51.9 MB). Free memory was 206.1 MB in the beginning and 180.9 MB in the end (delta: 25.2 MB). Peak memory consumption was 130.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 481]: 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: 276]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: ((!(\old(methaneLevelCritical) == 0) || !(0 == pumpRunning)) || (splverifierCounter <= 0 && 1 <= systemActive)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 198 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 443 SDtfs, 116 SDslu, 555 SDs, 0 SdLazy, 95 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 258 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=131occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 161 PreInvPairs, 176 NumberOfFragments, 364 HoareAnnotationTreeSize, 161 FomulaSimplifications, 70 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 42 FomulaSimplificationsInter, 551 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 28810 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3216 ConjunctsInSsa, 45 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...