/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_spec5_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:38:27,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:38:27,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:38:27,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:38:27,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:38:27,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:38:27,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:38:27,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:38:27,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:38:27,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:38:27,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:38:27,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:38:27,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:38:27,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:38:27,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:38:27,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:38:27,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:38:27,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:38:27,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:38:27,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:38:27,377 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:38:27,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:38:27,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:38:27,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:38:27,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:38:27,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:38:27,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:38:27,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:38:27,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:38:27,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:38:27,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:38:27,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:38:27,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:38:27,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:38:27,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:38:27,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:38:27,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:38:27,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:38:27,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:38:27,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:38:27,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:38:27,402 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 10:38:27,424 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:38:27,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:38:27,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:38:27,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:38:27,427 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:38:27,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:38:27,427 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:38:27,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:38:27,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:38:27,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:38:27,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:38:27,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:38:27,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:38:27,430 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:38:27,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:38:27,430 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:38:27,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:38:27,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:38:27,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:38:27,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:38:27,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:38:27,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:27,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:38:27,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:38:27,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:38:27,432 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:38:27,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:27,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:38:27,433 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:38:27,433 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 [2020-07-21 10:38:27,724 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:38:27,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:38:27,740 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:38:27,741 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:38:27,742 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:38:27,742 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product19.cil.c [2020-07-21 10:38:27,815 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d27d0d261/5bf4268246e04699aaf0d9523cc69909/FLAGe2fa48ad7 [2020-07-21 10:38:28,328 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:38:28,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product19.cil.c [2020-07-21 10:38:28,341 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d27d0d261/5bf4268246e04699aaf0d9523cc69909/FLAGe2fa48ad7 [2020-07-21 10:38:28,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d27d0d261/5bf4268246e04699aaf0d9523cc69909 [2020-07-21 10:38:28,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:38:28,651 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:38:28,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:28,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:38:28,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:38:28,660 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:28" (1/1) ... [2020-07-21 10:38:28,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7210537a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:28, skipping insertion in model container [2020-07-21 10:38:28,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:28" (1/1) ... [2020-07-21 10:38:28,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:38:28,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:38:29,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:29,180 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:38:29,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:29,337 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:38:29,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29 WrapperNode [2020-07-21 10:38:29,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:29,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:38:29,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:38:29,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:38:29,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... [2020-07-21 10:38:29,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... [2020-07-21 10:38:29,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... [2020-07-21 10:38:29,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... [2020-07-21 10:38:29,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... [2020-07-21 10:38:29,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... [2020-07-21 10:38:29,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... [2020-07-21 10:38:29,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:38:29,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:38:29,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:38:29,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:38:29,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (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 10:38:29,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:38:29,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:38:29,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:29,492 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:38:29,492 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:38:29,493 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:38:29,493 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:38:29,493 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:38:29,493 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:38:29,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:38:29,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:38:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:38:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:38:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 10:38:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:38:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:38:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:38:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:38:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:38:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:38:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:38:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:38:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:38:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:38:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:38:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:38:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:38:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:38:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:38:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:38:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:38:29,498 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:38:29,498 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:38:29,498 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:38:29,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:38:29,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:38:29,498 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:38:29,499 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:38:29,499 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:38:29,499 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 10:38:29,499 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:38:29,499 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:38:29,499 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:38:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:38:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:38:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:38:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:38:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:38:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:38:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:38:29,501 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:38:29,501 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:29,501 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:29,501 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:38:29,501 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:38:29,501 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:38:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:38:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:38:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:38:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:38:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:38:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:38:29,503 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:29,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:38:29,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:38:29,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:38:29,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:38:29,503 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:38:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:38:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:38:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:38:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:38:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:38:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:38:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:38:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:38:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:38:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:38:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:38:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:38:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:38:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:38:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:38:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:38:30,543 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:38:30,543 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:38:30,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:30 BoogieIcfgContainer [2020-07-21 10:38:30,555 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:38:30,557 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:38:30,557 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:38:30,561 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:38:30,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:38:28" (1/3) ... [2020-07-21 10:38:30,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4291911e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:30, skipping insertion in model container [2020-07-21 10:38:30,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (2/3) ... [2020-07-21 10:38:30,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4291911e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:30, skipping insertion in model container [2020-07-21 10:38:30,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:30" (3/3) ... [2020-07-21 10:38:30,565 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product19.cil.c [2020-07-21 10:38:30,576 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:38:30,585 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:38:30,600 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:38:30,634 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:38:30,635 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:38:30,635 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:38:30,635 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:38:30,635 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:38:30,635 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:38:30,636 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:38:30,636 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:38:30,657 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2020-07-21 10:38:30,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 10:38:30,667 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:30,668 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:38:30,669 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:30,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:30,675 INFO L82 PathProgramCache]: Analyzing trace with hash -578031485, now seen corresponding path program 1 times [2020-07-21 10:38:30,684 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:30,685 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [82695570] [2020-07-21 10:38:30,685 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 [2020-07-21 10:38:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:30,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:38:30,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:30,983 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:30,983 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:30,984 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [82695570] [2020-07-21 10:38:30,985 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:30,986 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:38:30,987 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863033142] [2020-07-21 10:38:30,992 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:38:30,992 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:31,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:38:31,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:31,009 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 2 states. [2020-07-21 10:38:31,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:31,050 INFO L93 Difference]: Finished difference Result 236 states and 295 transitions. [2020-07-21 10:38:31,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:38:31,052 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 10:38:31,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:31,065 INFO L225 Difference]: With dead ends: 236 [2020-07-21 10:38:31,066 INFO L226 Difference]: Without dead ends: 120 [2020-07-21 10:38:31,070 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 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 10:38:31,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-07-21 10:38:31,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2020-07-21 10:38:31,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-07-21 10:38:31,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2020-07-21 10:38:31,129 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 59 [2020-07-21 10:38:31,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:31,129 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2020-07-21 10:38:31,130 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:38:31,130 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2020-07-21 10:38:31,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 10:38:31,134 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:31,134 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:38:31,347 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:31,348 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:31,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:31,348 INFO L82 PathProgramCache]: Analyzing trace with hash 1225445288, now seen corresponding path program 1 times [2020-07-21 10:38:31,349 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:31,349 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2122686598] [2020-07-21 10:38:31,349 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 [2020-07-21 10:38:31,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:31,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:38:31,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:31,693 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:31,693 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:31,694 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2122686598] [2020-07-21 10:38:31,694 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:31,694 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:31,695 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485810789] [2020-07-21 10:38:31,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:31,699 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:31,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:31,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:31,700 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 3 states. [2020-07-21 10:38:31,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:31,777 INFO L93 Difference]: Finished difference Result 302 states and 369 transitions. [2020-07-21 10:38:31,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:31,778 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-21 10:38:31,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:31,784 INFO L225 Difference]: With dead ends: 302 [2020-07-21 10:38:31,784 INFO L226 Difference]: Without dead ends: 210 [2020-07-21 10:38:31,788 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 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 10:38:31,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2020-07-21 10:38:31,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 206. [2020-07-21 10:38:31,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-07-21 10:38:31,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 249 transitions. [2020-07-21 10:38:31,863 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 249 transitions. Word has length 64 [2020-07-21 10:38:31,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:31,864 INFO L479 AbstractCegarLoop]: Abstraction has 206 states and 249 transitions. [2020-07-21 10:38:31,864 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:31,864 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 249 transitions. [2020-07-21 10:38:31,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-07-21 10:38:31,868 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:31,868 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:38:32,070 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:32,071 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:32,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:32,072 INFO L82 PathProgramCache]: Analyzing trace with hash -1868752230, now seen corresponding path program 1 times [2020-07-21 10:38:32,073 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:32,073 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [40424966] [2020-07-21 10:38:32,074 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 [2020-07-21 10:38:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:32,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:32,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:32,329 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:32,329 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:32,329 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [40424966] [2020-07-21 10:38:32,330 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:32,330 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:32,330 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667413936] [2020-07-21 10:38:32,331 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:32,331 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:32,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:32,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:32,332 INFO L87 Difference]: Start difference. First operand 206 states and 249 transitions. Second operand 3 states. [2020-07-21 10:38:32,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:32,355 INFO L93 Difference]: Finished difference Result 321 states and 382 transitions. [2020-07-21 10:38:32,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:32,356 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2020-07-21 10:38:32,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:32,359 INFO L225 Difference]: With dead ends: 321 [2020-07-21 10:38:32,359 INFO L226 Difference]: Without dead ends: 188 [2020-07-21 10:38:32,360 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 66 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 10:38:32,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-07-21 10:38:32,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2020-07-21 10:38:32,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-07-21 10:38:32,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 225 transitions. [2020-07-21 10:38:32,379 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 225 transitions. Word has length 68 [2020-07-21 10:38:32,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:32,380 INFO L479 AbstractCegarLoop]: Abstraction has 188 states and 225 transitions. [2020-07-21 10:38:32,380 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:32,380 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 225 transitions. [2020-07-21 10:38:32,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-21 10:38:32,383 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:32,383 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:38:32,597 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:32,598 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:32,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:32,599 INFO L82 PathProgramCache]: Analyzing trace with hash -460747992, now seen corresponding path program 1 times [2020-07-21 10:38:32,599 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:32,600 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [940119439] [2020-07-21 10:38:32,600 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 [2020-07-21 10:38:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:32,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:38:32,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:32,842 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:32,842 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:32,843 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [940119439] [2020-07-21 10:38:32,843 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:32,843 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:38:32,844 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115348856] [2020-07-21 10:38:32,844 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:38:32,845 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:32,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:38:32,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:38:32,845 INFO L87 Difference]: Start difference. First operand 188 states and 225 transitions. Second operand 6 states. [2020-07-21 10:38:33,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:33,108 INFO L93 Difference]: Finished difference Result 301 states and 372 transitions. [2020-07-21 10:38:33,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:38:33,109 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-21 10:38:33,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:33,110 INFO L225 Difference]: With dead ends: 301 [2020-07-21 10:38:33,110 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:38:33,112 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 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 10:38:33,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:38:33,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:38:33,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:38:33,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:38:33,113 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-07-21 10:38:33,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:33,113 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:38:33,113 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:38:33,113 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:38:33,113 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:38:33,320 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:33,324 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:38:33,965 INFO L268 CegarLoopResult]: For program point L384(lines 384 388) no Hoare annotation was computed. [2020-07-21 10:38:33,965 INFO L268 CegarLoopResult]: For program point L384-1(lines 384 388) no Hoare annotation was computed. [2020-07-21 10:38:33,965 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-07-21 10:38:33,966 INFO L268 CegarLoopResult]: For program point L378-2(lines 378 399) no Hoare annotation was computed. [2020-07-21 10:38:33,966 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 353 408) no Hoare annotation was computed. [2020-07-21 10:38:33,966 INFO L268 CegarLoopResult]: For program point L400(lines 377 401) no Hoare annotation was computed. [2020-07-21 10:38:33,966 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 353 408) no Hoare annotation was computed. [2020-07-21 10:38:33,966 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 353 408) no Hoare annotation was computed. [2020-07-21 10:38:33,966 INFO L268 CegarLoopResult]: For program point L441(lines 441 445) no Hoare annotation was computed. [2020-07-21 10:38:33,967 INFO L268 CegarLoopResult]: For program point L441-1(lines 441 445) no Hoare annotation was computed. [2020-07-21 10:38:33,967 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 409 468) no Hoare annotation was computed. [2020-07-21 10:38:33,967 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-07-21 10:38:33,967 INFO L268 CegarLoopResult]: For program point L435-2(lines 435 460) no Hoare annotation was computed. [2020-07-21 10:38:33,967 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 409 468) no Hoare annotation was computed. [2020-07-21 10:38:33,967 INFO L268 CegarLoopResult]: For program point L461(lines 434 462) no Hoare annotation was computed. [2020-07-21 10:38:33,967 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 409 468) no Hoare annotation was computed. [2020-07-21 10:38:33,968 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-07-21 10:38:33,968 INFO L268 CegarLoopResult]: For program point L454-1(line 454) no Hoare annotation was computed. [2020-07-21 10:38:33,968 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 778 784) the Hoare annotation is: true [2020-07-21 10:38:33,968 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 778 784) no Hoare annotation was computed. [2020-07-21 10:38:33,968 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 785 793) no Hoare annotation was computed. [2020-07-21 10:38:33,968 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 785 793) the Hoare annotation is: true [2020-07-21 10:38:33,969 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 785 793) no Hoare annotation was computed. [2020-07-21 10:38:33,969 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 796 803) the Hoare annotation is: true [2020-07-21 10:38:33,969 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 796 803) no Hoare annotation was computed. [2020-07-21 10:38:33,969 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 796 803) no Hoare annotation was computed. [2020-07-21 10:38:33,969 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 804 813) the Hoare annotation is: true [2020-07-21 10:38:33,969 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 804 813) no Hoare annotation was computed. [2020-07-21 10:38:33,969 INFO L268 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2020-07-21 10:38:33,970 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 804 813) no Hoare annotation was computed. [2020-07-21 10:38:33,970 INFO L264 CegarLoopResult]: At program point L829(line 829) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 10:38:33,970 INFO L268 CegarLoopResult]: For program point L827(lines 827 833) no Hoare annotation was computed. [2020-07-21 10:38:33,970 INFO L268 CegarLoopResult]: For program point L826(lines 826 836) no Hoare annotation was computed. [2020-07-21 10:38:33,970 INFO L271 CegarLoopResult]: At program point L824(line 824) the Hoare annotation is: true [2020-07-21 10:38:33,970 INFO L268 CegarLoopResult]: For program point L824-1(line 824) no Hoare annotation was computed. [2020-07-21 10:38:33,971 INFO L268 CegarLoopResult]: For program point L822(lines 822 839) no Hoare annotation was computed. [2020-07-21 10:38:33,971 INFO L268 CegarLoopResult]: For program point L822-1(lines 814 842) no Hoare annotation was computed. [2020-07-21 10:38:33,971 INFO L271 CegarLoopResult]: At program point L820(line 820) the Hoare annotation is: true [2020-07-21 10:38:33,971 INFO L268 CegarLoopResult]: For program point L820-1(line 820) no Hoare annotation was computed. [2020-07-21 10:38:33,971 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 814 842) the Hoare annotation is: true [2020-07-21 10:38:33,971 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 814 842) no Hoare annotation was computed. [2020-07-21 10:38:33,972 INFO L264 CegarLoopResult]: At program point L929(line 929) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,972 INFO L264 CegarLoopResult]: At program point L929-1(line 929) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,972 INFO L268 CegarLoopResult]: For program point L927(lines 927 934) no Hoare annotation was computed. [2020-07-21 10:38:33,972 INFO L268 CegarLoopResult]: For program point L927-1(lines 927 934) no Hoare annotation was computed. [2020-07-21 10:38:33,972 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 917 939) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,972 INFO L268 CegarLoopResult]: For program point L925(line 925) no Hoare annotation was computed. [2020-07-21 10:38:33,973 INFO L264 CegarLoopResult]: At program point L924(line 924) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,973 INFO L264 CegarLoopResult]: At program point L923(line 923) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,973 INFO L264 CegarLoopResult]: At program point L923-1(line 923) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,973 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 917 939) no Hoare annotation was computed. [2020-07-21 10:38:33,973 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 917 939) no Hoare annotation was computed. [2020-07-21 10:38:33,974 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 875 898) no Hoare annotation was computed. [2020-07-21 10:38:33,974 INFO L268 CegarLoopResult]: For program point L893(line 893) no Hoare annotation was computed. [2020-07-21 10:38:33,974 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 875 898) no Hoare annotation was computed. [2020-07-21 10:38:33,974 INFO L268 CegarLoopResult]: For program point L892(line 892) no Hoare annotation was computed. [2020-07-21 10:38:33,974 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 875 898) no Hoare annotation was computed. [2020-07-21 10:38:33,974 INFO L268 CegarLoopResult]: For program point L891(line 891) no Hoare annotation was computed. [2020-07-21 10:38:33,974 INFO L268 CegarLoopResult]: For program point L890(line 890) no Hoare annotation was computed. [2020-07-21 10:38:33,975 INFO L268 CegarLoopResult]: For program point L889(line 889) no Hoare annotation was computed. [2020-07-21 10:38:33,975 INFO L268 CegarLoopResult]: For program point L888(line 888) no Hoare annotation was computed. [2020-07-21 10:38:33,975 INFO L268 CegarLoopResult]: For program point L887(line 887) no Hoare annotation was computed. [2020-07-21 10:38:33,975 INFO L268 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-07-21 10:38:33,975 INFO L268 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-07-21 10:38:33,975 INFO L268 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-07-21 10:38:33,975 INFO L268 CegarLoopResult]: For program point L883(line 883) no Hoare annotation was computed. [2020-07-21 10:38:33,976 INFO L268 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-07-21 10:38:33,976 INFO L268 CegarLoopResult]: For program point L881(line 881) no Hoare annotation was computed. [2020-07-21 10:38:33,976 INFO L268 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-07-21 10:38:33,976 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 276 290) no Hoare annotation was computed. [2020-07-21 10:38:33,976 INFO L264 CegarLoopResult]: At program point L282(line 282) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:33,976 INFO L268 CegarLoopResult]: For program point L280(lines 280 286) no Hoare annotation was computed. [2020-07-21 10:38:33,976 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 276 290) 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)|))))) [2020-07-21 10:38:33,977 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 276 290) no Hoare annotation was computed. [2020-07-21 10:38:33,977 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 212 220) no Hoare annotation was computed. [2020-07-21 10:38:33,977 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 212 220) the Hoare annotation is: true [2020-07-21 10:38:33,977 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 212 220) no Hoare annotation was computed. [2020-07-21 10:38:33,977 INFO L268 CegarLoopResult]: For program point L266(lines 266 270) no Hoare annotation was computed. [2020-07-21 10:38:33,977 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 257 275) the Hoare annotation is: true [2020-07-21 10:38:33,977 INFO L271 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: true [2020-07-21 10:38:33,978 INFO L268 CegarLoopResult]: For program point L266-2(lines 266 270) no Hoare annotation was computed. [2020-07-21 10:38:33,978 INFO L268 CegarLoopResult]: For program point L264-1(line 264) no Hoare annotation was computed. [2020-07-21 10:38:33,978 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 257 275) no Hoare annotation was computed. [2020-07-21 10:38:33,978 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 257 275) no Hoare annotation was computed. [2020-07-21 10:38:33,978 INFO L268 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-07-21 10:38:33,978 INFO L268 CegarLoopResult]: For program point L251-1(line 251) no Hoare annotation was computed. [2020-07-21 10:38:33,978 INFO L268 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-07-21 10:38:33,978 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 221 256) no Hoare annotation was computed. [2020-07-21 10:38:33,979 INFO L268 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-07-21 10:38:33,979 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 221 256) no Hoare annotation was computed. [2020-07-21 10:38:33,979 INFO L268 CegarLoopResult]: For program point L228(lines 228 236) no Hoare annotation was computed. [2020-07-21 10:38:33,979 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 221 256) no Hoare annotation was computed. [2020-07-21 10:38:33,979 INFO L268 CegarLoopResult]: For program point L228-2(lines 228 236) no Hoare annotation was computed. [2020-07-21 10:38:33,979 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 771 777) no Hoare annotation was computed. [2020-07-21 10:38:33,979 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 771 777) the Hoare annotation is: true [2020-07-21 10:38:33,980 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 307 352) no Hoare annotation was computed. [2020-07-21 10:38:33,980 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 307 352) no Hoare annotation was computed. [2020-07-21 10:38:33,980 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 307 352) no Hoare annotation was computed. [2020-07-21 10:38:33,980 INFO L268 CegarLoopResult]: For program point L640(lines 640 647) no Hoare annotation was computed. [2020-07-21 10:38:33,980 INFO L268 CegarLoopResult]: For program point L634(lines 634 654) no Hoare annotation was computed. [2020-07-21 10:38:33,980 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 620 665) no Hoare annotation was computed. [2020-07-21 10:38:33,980 INFO L268 CegarLoopResult]: For program point L634-1(lines 634 654) no Hoare annotation was computed. [2020-07-21 10:38:33,981 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 620 665) no Hoare annotation was computed. [2020-07-21 10:38:33,981 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 620 665) no Hoare annotation was computed. [2020-07-21 10:38:33,981 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 906 916) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,981 INFO L264 CegarLoopResult]: At program point L911(line 911) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,981 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 906 916) no Hoare annotation was computed. [2020-07-21 10:38:33,982 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 906 916) no Hoare annotation was computed. [2020-07-21 10:38:33,982 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 201 211) no Hoare annotation was computed. [2020-07-21 10:38:33,982 INFO L268 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-07-21 10:38:33,982 INFO L268 CegarLoopResult]: For program point L206-1(line 206) no Hoare annotation was computed. [2020-07-21 10:38:33,982 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 201 211) no Hoare annotation was computed. [2020-07-21 10:38:33,982 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 201 211) no Hoare annotation was computed. [2020-07-21 10:38:33,982 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 193 200) the Hoare annotation is: true [2020-07-21 10:38:33,983 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 193 200) no Hoare annotation was computed. [2020-07-21 10:38:33,983 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 193 200) no Hoare annotation was computed. [2020-07-21 10:38:33,983 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 160 184) no Hoare annotation was computed. [2020-07-21 10:38:33,983 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 160 184) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:33,983 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:33,983 INFO L268 CegarLoopResult]: For program point L179-1(lines 160 184) no Hoare annotation was computed. [2020-07-21 10:38:33,984 INFO L264 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:33,984 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:33,984 INFO L268 CegarLoopResult]: For program point L168(lines 168 176) no Hoare annotation was computed. [2020-07-21 10:38:33,984 INFO L264 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:33,984 INFO L268 CegarLoopResult]: For program point L166-1(line 166) no Hoare annotation was computed. [2020-07-21 10:38:33,984 INFO L268 CegarLoopResult]: For program point L164(lines 164 181) no Hoare annotation was computed. [2020-07-21 10:38:33,984 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 152 158) no Hoare annotation was computed. [2020-07-21 10:38:33,985 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 152 158) the Hoare annotation is: true [2020-07-21 10:38:33,985 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,985 INFO L264 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,985 INFO L268 CegarLoopResult]: For program point L91(lines 91 97) no Hoare annotation was computed. [2020-07-21 10:38:33,985 INFO L264 CegarLoopResult]: At program point L91-1(lines 85 98) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,985 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-07-21 10:38:33,986 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-07-21 10:38:33,986 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-07-21 10:38:33,986 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,986 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-21 10:38:33,986 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-07-21 10:38:33,986 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,986 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,987 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-07-21 10:38:33,987 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-07-21 10:38:33,987 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-07-21 10:38:33,987 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:33,987 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-07-21 10:38:33,987 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 574 619) no Hoare annotation was computed. [2020-07-21 10:38:33,987 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 574 619) no Hoare annotation was computed. [2020-07-21 10:38:33,988 INFO L268 CegarLoopResult]: For program point L594(lines 594 601) no Hoare annotation was computed. [2020-07-21 10:38:33,988 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 574 619) no Hoare annotation was computed. [2020-07-21 10:38:33,988 INFO L268 CegarLoopResult]: For program point L588(lines 588 608) no Hoare annotation was computed. [2020-07-21 10:38:33,988 INFO L268 CegarLoopResult]: For program point L588-1(lines 588 608) no Hoare annotation was computed. [2020-07-21 10:38:33,988 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 747 755) no Hoare annotation was computed. [2020-07-21 10:38:33,988 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 747 755) the Hoare annotation is: true [2020-07-21 10:38:33,988 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 747 755) no Hoare annotation was computed. [2020-07-21 10:38:33,988 INFO L268 CegarLoopResult]: For program point L723-2(lines 723 731) no Hoare annotation was computed. [2020-07-21 10:38:33,988 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 715 737) no Hoare annotation was computed. [2020-07-21 10:38:33,989 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 715 737) no Hoare annotation was computed. [2020-07-21 10:38:33,989 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 715 737) no Hoare annotation was computed. [2020-07-21 10:38:33,989 INFO L268 CegarLoopResult]: For program point L723(lines 723 731) no Hoare annotation was computed. [2020-07-21 10:38:33,989 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 471 573) no Hoare annotation was computed. [2020-07-21 10:38:33,989 INFO L268 CegarLoopResult]: For program point L541(lines 519 542) no Hoare annotation was computed. [2020-07-21 10:38:33,989 INFO L268 CegarLoopResult]: For program point L500(lines 500 516) no Hoare annotation was computed. [2020-07-21 10:38:33,989 INFO L268 CegarLoopResult]: For program point L560(lines 560 567) no Hoare annotation was computed. [2020-07-21 10:38:33,989 INFO L268 CegarLoopResult]: For program point L521(lines 520 540) no Hoare annotation was computed. [2020-07-21 10:38:33,990 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-07-21 10:38:33,990 INFO L268 CegarLoopResult]: For program point L552-1(line 552) no Hoare annotation was computed. [2020-07-21 10:38:33,990 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 471 573) no Hoare annotation was computed. [2020-07-21 10:38:33,990 INFO L268 CegarLoopResult]: For program point L517(lines 517 558) no Hoare annotation was computed. [2020-07-21 10:38:33,990 INFO L268 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-07-21 10:38:33,990 INFO L268 CegarLoopResult]: For program point L536-1(line 536) no Hoare annotation was computed. [2020-07-21 10:38:33,990 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 471 573) no Hoare annotation was computed. [2020-07-21 10:38:33,990 INFO L268 CegarLoopResult]: For program point L495(lines 495 499) no Hoare annotation was computed. [2020-07-21 10:38:33,990 INFO L268 CegarLoopResult]: For program point L559(lines 559 570) no Hoare annotation was computed. [2020-07-21 10:38:33,991 INFO L268 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-07-21 10:38:33,991 INFO L268 CegarLoopResult]: For program point L520-2(lines 520 540) no Hoare annotation was computed. [2020-07-21 10:38:33,991 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 761 770) no Hoare annotation was computed. [2020-07-21 10:38:33,991 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 761 770) no Hoare annotation was computed. [2020-07-21 10:38:33,991 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 761 770) no Hoare annotation was computed. [2020-07-21 10:38:33,991 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:33,991 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:33,992 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:33,992 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 185 192) no Hoare annotation was computed. [2020-07-21 10:38:33,992 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 185 192) no Hoare annotation was computed. [2020-07-21 10:38:33,992 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 185 192) no Hoare annotation was computed. [2020-07-21 10:38:33,992 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 738 746) the Hoare annotation is: true [2020-07-21 10:38:33,992 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 738 746) no Hoare annotation was computed. [2020-07-21 10:38:33,992 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 738 746) no Hoare annotation was computed. [2020-07-21 10:38:33,992 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 694 705) the Hoare annotation is: true [2020-07-21 10:38:33,992 INFO L268 CegarLoopResult]: For program point L698-1(lines 694 705) no Hoare annotation was computed. [2020-07-21 10:38:33,993 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 694 705) no Hoare annotation was computed. [2020-07-21 10:38:33,993 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:33,993 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:38:33,993 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:33,993 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 125 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:33,993 INFO L264 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:33,993 INFO L264 CegarLoopResult]: At program point L139(lines 139 145) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:33,994 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 125 151) no Hoare annotation was computed. [2020-07-21 10:38:33,994 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 125 151) no Hoare annotation was computed. [2020-07-21 10:38:33,994 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:33,994 INFO L268 CegarLoopResult]: For program point L132(lines 128 150) no Hoare annotation was computed. [2020-07-21 10:38:33,994 INFO L268 CegarLoopResult]: For program point L130(lines 128 150) no Hoare annotation was computed. [2020-07-21 10:38:33,994 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 845 874) no Hoare annotation was computed. [2020-07-21 10:38:33,994 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 845 874) the Hoare annotation is: true [2020-07-21 10:38:33,994 INFO L268 CegarLoopResult]: For program point L859(lines 859 863) no Hoare annotation was computed. [2020-07-21 10:38:33,995 INFO L271 CegarLoopResult]: At program point L859-1(lines 859 863) the Hoare annotation is: true [2020-07-21 10:38:33,995 INFO L268 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-07-21 10:38:33,995 INFO L271 CegarLoopResult]: At program point L855-2(lines 855 869) the Hoare annotation is: true [2020-07-21 10:38:33,995 INFO L271 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: true [2020-07-21 10:38:33,995 INFO L268 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2020-07-21 10:38:33,995 INFO L271 CegarLoopResult]: At program point L870(lines 845 874) the Hoare annotation is: true [2020-07-21 10:38:33,995 INFO L268 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-07-21 10:38:33,996 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 706 714) no Hoare annotation was computed. [2020-07-21 10:38:33,996 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 706 714) no Hoare annotation was computed. [2020-07-21 10:38:33,996 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 706 714) no Hoare annotation was computed. [2020-07-21 10:38:33,996 INFO L268 CegarLoopResult]: For program point L674-1(lines 670 681) no Hoare annotation was computed. [2020-07-21 10:38:33,996 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 670 681) the Hoare annotation is: true [2020-07-21 10:38:33,996 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 670 681) no Hoare annotation was computed. [2020-07-21 10:38:33,996 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 899 905) no Hoare annotation was computed. [2020-07-21 10:38:33,997 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 899 905) the Hoare annotation is: true [2020-07-21 10:38:33,997 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:33,997 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:38:33,997 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:33,997 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:33,997 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 682 693) no Hoare annotation was computed. [2020-07-21 10:38:33,997 INFO L268 CegarLoopResult]: For program point L686-1(lines 682 693) no Hoare annotation was computed. [2020-07-21 10:38:33,998 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 682 693) the Hoare annotation is: true [2020-07-21 10:38:33,998 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 292 299) no Hoare annotation was computed. [2020-07-21 10:38:33,998 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 296) no Hoare annotation was computed. [2020-07-21 10:38:33,998 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 292 299) the Hoare annotation is: true [2020-07-21 10:38:33,998 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 292 299) no Hoare annotation was computed. [2020-07-21 10:38:34,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:38:34 BoogieIcfgContainer [2020-07-21 10:38:34,016 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:38:34,019 INFO L168 Benchmark]: Toolchain (without parser) took 5367.98 ms. Allocated memory was 142.1 MB in the beginning and 256.4 MB in the end (delta: 114.3 MB). Free memory was 98.0 MB in the beginning and 130.4 MB in the end (delta: -32.4 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:34,020 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 142.1 MB. Free memory is still 116.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-21 10:38:34,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.70 ms. Allocated memory was 142.1 MB in the beginning and 200.3 MB in the end (delta: 58.2 MB). Free memory was 97.6 MB in the beginning and 170.2 MB in the end (delta: -72.6 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:34,022 INFO L168 Benchmark]: Boogie Preprocessor took 93.08 ms. Allocated memory is still 200.3 MB. Free memory was 170.2 MB in the beginning and 165.0 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:34,023 INFO L168 Benchmark]: RCFGBuilder took 1122.72 ms. Allocated memory was 200.3 MB in the beginning and 227.0 MB in the end (delta: 26.7 MB). Free memory was 165.0 MB in the beginning and 195.9 MB in the end (delta: -30.9 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:34,024 INFO L168 Benchmark]: TraceAbstraction took 3458.89 ms. Allocated memory was 227.0 MB in the beginning and 256.4 MB in the end (delta: 29.4 MB). Free memory was 195.9 MB in the beginning and 130.4 MB in the end (delta: 65.5 MB). Peak memory consumption was 94.8 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:34,028 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 142.1 MB. Free memory is still 116.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 686.70 ms. Allocated memory was 142.1 MB in the beginning and 200.3 MB in the end (delta: 58.2 MB). Free memory was 97.6 MB in the beginning and 170.2 MB in the end (delta: -72.6 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.08 ms. Allocated memory is still 200.3 MB. Free memory was 170.2 MB in the beginning and 165.0 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1122.72 ms. Allocated memory was 200.3 MB in the beginning and 227.0 MB in the end (delta: 26.7 MB). Free memory was 165.0 MB in the beginning and 195.9 MB in the end (delta: -30.9 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3458.89 ms. Allocated memory was 227.0 MB in the beginning and 256.4 MB in the end (delta: 29.4 MB). Free memory was 195.9 MB in the beginning and 130.4 MB in the end (delta: 65.5 MB). Peak memory consumption was 94.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 296]: 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: 845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.6s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 529 SDtfs, 182 SDslu, 448 SDs, 0 SdLazy, 65 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 259 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=206occurred in iteration=2, 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, 4 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 279 PreInvPairs, 296 NumberOfFragments, 352 HoareAnnotationTreeSize, 279 FomulaSimplifications, 55 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 55 FomulaSimplificationsInter, 440 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 261 NumberOfCodeBlocks, 261 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 25143 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2868 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...