/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_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:38:30,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:38:30,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:38:30,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:38:30,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:38:30,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:38:30,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:38:30,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:38:30,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:38:30,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:38:30,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:38:30,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:38:30,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:38:30,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:38:30,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:38:30,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:38:30,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:38:30,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:38:30,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:38:30,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:38:30,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:38:30,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:38:30,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:38:30,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:38:30,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:38:30,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:38:30,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:38:30,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:38:30,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:38:30,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:38:30,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:38:30,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:38:30,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:38:30,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:38:30,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:38:30,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:38:30,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:38:30,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:38:30,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:38:30,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:38:30,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:38:30,487 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 10:38:30,511 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:38:30,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:38:30,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:38:30,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:38:30,519 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:38:30,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:38:30,519 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:38:30,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:38:30,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:38:30,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:38:30,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:38:30,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:38:30,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:38:30,520 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:38:30,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:38:30,521 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:38:30,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:38:30,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:38:30,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:38:30,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:38:30,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:38:30,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:30,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:38:30,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:38:30,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:38:30,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:38:30,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:30,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:38:30,523 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:38:30,523 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 10:38:30,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:38:30,843 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:38:30,847 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:38:30,849 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:38:30,849 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:38:30,850 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product25.cil.c [2020-07-21 10:38:30,928 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a0f156ad/f22e36a423484d009f383e560fbdf68e/FLAG521d55e1c [2020-07-21 10:38:31,517 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:38:31,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product25.cil.c [2020-07-21 10:38:31,549 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a0f156ad/f22e36a423484d009f383e560fbdf68e/FLAG521d55e1c [2020-07-21 10:38:31,777 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a0f156ad/f22e36a423484d009f383e560fbdf68e [2020-07-21 10:38:31,786 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:38:31,788 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:38:31,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:31,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:38:31,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:38:31,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:31" (1/1) ... [2020-07-21 10:38:31,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53f8717a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:31, skipping insertion in model container [2020-07-21 10:38:31,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:31" (1/1) ... [2020-07-21 10:38:31,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:38:31,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:38:32,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:32,208 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:38:32,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:32,433 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:38:32,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:32 WrapperNode [2020-07-21 10:38:32,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:32,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:38:32,434 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:38:32,434 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:38:32,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:32" (1/1) ... [2020-07-21 10:38:32,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:32" (1/1) ... [2020-07-21 10:38:32,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:32" (1/1) ... [2020-07-21 10:38:32,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:32" (1/1) ... [2020-07-21 10:38:32,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:32" (1/1) ... [2020-07-21 10:38:32,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:32" (1/1) ... [2020-07-21 10:38:32,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:32" (1/1) ... [2020-07-21 10:38:32,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:38:32,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:38:32,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:38:32,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:38:32,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:32" (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 10:38:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:38:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:38:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:38:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:38:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:38:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:38:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:38:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:38:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:38:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:38:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:38:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:38:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:38:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:38:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:38:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:38:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:38:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:38:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:38:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:38:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:38:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:38:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:38:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:38:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:38:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:38:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:38:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:38:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:38:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:38:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:38:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:38:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:38:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:32,653 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:38:32,653 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:38:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:38:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:38:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:38:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:38:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:38:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:38:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:38:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:38:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:38:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:38:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:38:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:38:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:38:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:38:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:38:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:38:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:38:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:38:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:38:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:38:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:38:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:38:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:38:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:38:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:38:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:38:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:38:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:38:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:38:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:38:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:38:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:38:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:38:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:38:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:38:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:38:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:38:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:38:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:38:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:38:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:38:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:38:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:38:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:38:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:38:33,682 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:38:33,683 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:38:33,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:33 BoogieIcfgContainer [2020-07-21 10:38:33,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:38:33,693 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:38:33,693 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:38:33,696 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:38:33,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:38:31" (1/3) ... [2020-07-21 10:38:33,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37cb32c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:33, skipping insertion in model container [2020-07-21 10:38:33,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:32" (2/3) ... [2020-07-21 10:38:33,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37cb32c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:33, skipping insertion in model container [2020-07-21 10:38:33,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:33" (3/3) ... [2020-07-21 10:38:33,701 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product25.cil.c [2020-07-21 10:38:33,713 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:38:33,723 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:38:33,741 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:38:33,772 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:38:33,772 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:38:33,772 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:38:33,773 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:38:33,773 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:38:33,773 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:38:33,773 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:38:33,774 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:38:33,800 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2020-07-21 10:38:33,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 10:38:33,814 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:33,815 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 10:38:33,816 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:33,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:33,824 INFO L82 PathProgramCache]: Analyzing trace with hash 1780233577, now seen corresponding path program 1 times [2020-07-21 10:38:33,833 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:33,834 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1770992932] [2020-07-21 10:38:33,834 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 10:38:34,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:34,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:38:34,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:34,105 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 10:38:34,105 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:34,106 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1770992932] [2020-07-21 10:38:34,107 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:34,107 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:38:34,108 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116076372] [2020-07-21 10:38:34,114 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:38:34,114 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:34,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:38:34,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:34,131 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 2 states. [2020-07-21 10:38:34,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:34,170 INFO L93 Difference]: Finished difference Result 224 states and 279 transitions. [2020-07-21 10:38:34,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:38:34,172 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 10:38:34,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:34,185 INFO L225 Difference]: With dead ends: 224 [2020-07-21 10:38:34,185 INFO L226 Difference]: Without dead ends: 114 [2020-07-21 10:38:34,190 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 10:38:34,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-07-21 10:38:34,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2020-07-21 10:38:34,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-21 10:38:34,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2020-07-21 10:38:34,253 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 59 [2020-07-21 10:38:34,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:34,253 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2020-07-21 10:38:34,254 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:38:34,254 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2020-07-21 10:38:34,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:38:34,258 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:34,258 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] [2020-07-21 10:38:34,465 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:34,465 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:34,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:34,466 INFO L82 PathProgramCache]: Analyzing trace with hash -391524102, now seen corresponding path program 1 times [2020-07-21 10:38:34,467 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:34,467 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1061769969] [2020-07-21 10:38:34,468 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 10:38:34,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:34,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:34,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:34,761 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 10:38:34,761 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:34,761 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1061769969] [2020-07-21 10:38:34,762 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:34,762 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:34,762 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7338795] [2020-07-21 10:38:34,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:34,764 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:34,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:34,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:34,765 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 3 states. [2020-07-21 10:38:34,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:34,788 INFO L93 Difference]: Finished difference Result 200 states and 241 transitions. [2020-07-21 10:38:34,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:34,789 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 10:38:34,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:34,792 INFO L225 Difference]: With dead ends: 200 [2020-07-21 10:38:34,792 INFO L226 Difference]: Without dead ends: 114 [2020-07-21 10:38:34,793 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 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 10:38:34,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-07-21 10:38:34,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2020-07-21 10:38:34,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-21 10:38:34,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 132 transitions. [2020-07-21 10:38:34,808 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 132 transitions. Word has length 60 [2020-07-21 10:38:34,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:34,810 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 132 transitions. [2020-07-21 10:38:34,810 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:34,811 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 132 transitions. [2020-07-21 10:38:34,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-07-21 10:38:34,813 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:34,814 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 10:38:35,028 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:35,029 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:35,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:35,030 INFO L82 PathProgramCache]: Analyzing trace with hash -491700081, now seen corresponding path program 1 times [2020-07-21 10:38:35,030 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:35,031 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1753488892] [2020-07-21 10:38:35,032 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 10:38:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:35,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:35,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:35,242 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 10:38:35,242 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:35,242 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1753488892] [2020-07-21 10:38:35,243 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:35,243 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:35,243 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030574105] [2020-07-21 10:38:35,244 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:35,244 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:35,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:35,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:35,245 INFO L87 Difference]: Start difference. First operand 114 states and 132 transitions. Second operand 3 states. [2020-07-21 10:38:35,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:35,261 INFO L93 Difference]: Finished difference Result 173 states and 199 transitions. [2020-07-21 10:38:35,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:35,261 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2020-07-21 10:38:35,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:35,263 INFO L225 Difference]: With dead ends: 173 [2020-07-21 10:38:35,264 INFO L226 Difference]: Without dead ends: 105 [2020-07-21 10:38:35,265 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 10:38:35,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-07-21 10:38:35,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2020-07-21 10:38:35,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-07-21 10:38:35,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 120 transitions. [2020-07-21 10:38:35,277 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 120 transitions. Word has length 68 [2020-07-21 10:38:35,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:35,277 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 120 transitions. [2020-07-21 10:38:35,277 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:35,278 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 120 transitions. [2020-07-21 10:38:35,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-07-21 10:38:35,279 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:35,280 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, 1, 1] [2020-07-21 10:38:35,493 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:35,494 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:35,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:35,495 INFO L82 PathProgramCache]: Analyzing trace with hash -1001424512, now seen corresponding path program 1 times [2020-07-21 10:38:35,496 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:35,496 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [719513311] [2020-07-21 10:38:35,497 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 10:38:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:35,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 712 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:38:35,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:35,788 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 10:38:35,789 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:35,789 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [719513311] [2020-07-21 10:38:35,790 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:35,790 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:38:35,790 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703450055] [2020-07-21 10:38:35,791 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:38:35,792 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:35,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:38:35,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:38:35,793 INFO L87 Difference]: Start difference. First operand 105 states and 120 transitions. Second operand 6 states. [2020-07-21 10:38:35,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:35,999 INFO L93 Difference]: Finished difference Result 158 states and 187 transitions. [2020-07-21 10:38:35,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:38:35,999 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 72 [2020-07-21 10:38:36,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:36,000 INFO L225 Difference]: With dead ends: 158 [2020-07-21 10:38:36,000 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:38:36,002 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 67 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 10:38:36,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:38:36,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:38:36,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:38:36,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:38:36,003 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2020-07-21 10:38:36,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:36,003 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:38:36,004 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:38:36,004 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:38:36,004 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:38:36,204 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:36,207 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:38:37,001 INFO L268 CegarLoopResult]: For program point L610-1(lines 610 614) no Hoare annotation was computed. [2020-07-21 10:38:37,002 INFO L268 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-07-21 10:38:37,002 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 625) no Hoare annotation was computed. [2020-07-21 10:38:37,002 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 579 634) no Hoare annotation was computed. [2020-07-21 10:38:37,002 INFO L268 CegarLoopResult]: For program point L626(lines 603 627) no Hoare annotation was computed. [2020-07-21 10:38:37,002 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 579 634) no Hoare annotation was computed. [2020-07-21 10:38:37,002 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 579 634) no Hoare annotation was computed. [2020-07-21 10:38:37,003 INFO L268 CegarLoopResult]: For program point L610(lines 610 614) no Hoare annotation was computed. [2020-07-21 10:38:37,003 INFO L268 CegarLoopResult]: For program point L667(lines 667 671) no Hoare annotation was computed. [2020-07-21 10:38:37,003 INFO L268 CegarLoopResult]: For program point L667-1(lines 667 671) no Hoare annotation was computed. [2020-07-21 10:38:37,003 INFO L268 CegarLoopResult]: For program point L662(line 662) no Hoare annotation was computed. [2020-07-21 10:38:37,003 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 635 694) no Hoare annotation was computed. [2020-07-21 10:38:37,003 INFO L268 CegarLoopResult]: For program point L661-2(lines 661 686) no Hoare annotation was computed. [2020-07-21 10:38:37,003 INFO L268 CegarLoopResult]: For program point L687(lines 660 688) no Hoare annotation was computed. [2020-07-21 10:38:37,004 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 635 694) no Hoare annotation was computed. [2020-07-21 10:38:37,004 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 635 694) no Hoare annotation was computed. [2020-07-21 10:38:37,004 INFO L268 CegarLoopResult]: For program point L680(line 680) no Hoare annotation was computed. [2020-07-21 10:38:37,004 INFO L268 CegarLoopResult]: For program point L680-1(line 680) no Hoare annotation was computed. [2020-07-21 10:38:37,004 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-21 10:38:37,004 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-21 10:38:37,005 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-21 10:38:37,005 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-21 10:38:37,005 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-21 10:38:37,005 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 894 901) the Hoare annotation is: true [2020-07-21 10:38:37,005 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 894 901) no Hoare annotation was computed. [2020-07-21 10:38:37,005 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 894 901) no Hoare annotation was computed. [2020-07-21 10:38:37,006 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 902 911) the Hoare annotation is: true [2020-07-21 10:38:37,006 INFO L268 CegarLoopResult]: For program point L907(line 907) no Hoare annotation was computed. [2020-07-21 10:38:37,006 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 902 911) no Hoare annotation was computed. [2020-07-21 10:38:37,006 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 902 911) no Hoare annotation was computed. [2020-07-21 10:38:37,006 INFO L264 CegarLoopResult]: At program point L927(line 927) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:37,006 INFO L268 CegarLoopResult]: For program point L925(lines 925 931) no Hoare annotation was computed. [2020-07-21 10:38:37,007 INFO L268 CegarLoopResult]: For program point L924(lines 924 934) no Hoare annotation was computed. [2020-07-21 10:38:37,007 INFO L271 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: true [2020-07-21 10:38:37,007 INFO L268 CegarLoopResult]: For program point L922-1(line 922) no Hoare annotation was computed. [2020-07-21 10:38:37,007 INFO L268 CegarLoopResult]: For program point L920(lines 920 937) no Hoare annotation was computed. [2020-07-21 10:38:37,007 INFO L268 CegarLoopResult]: For program point L920-1(lines 912 940) no Hoare annotation was computed. [2020-07-21 10:38:37,007 INFO L271 CegarLoopResult]: At program point L918(line 918) the Hoare annotation is: true [2020-07-21 10:38:37,007 INFO L268 CegarLoopResult]: For program point L918-1(line 918) no Hoare annotation was computed. [2020-07-21 10:38:37,008 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 912 940) the Hoare annotation is: true [2020-07-21 10:38:37,008 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 912 940) no Hoare annotation was computed. [2020-07-21 10:38:37,008 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 413 435) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,008 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 413 435) no Hoare annotation was computed. [2020-07-21 10:38:37,008 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 413 435) no Hoare annotation was computed. [2020-07-21 10:38:37,008 INFO L264 CegarLoopResult]: At program point L425(line 425) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,009 INFO L264 CegarLoopResult]: At program point L425-1(line 425) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,009 INFO L268 CegarLoopResult]: For program point L423(lines 423 430) no Hoare annotation was computed. [2020-07-21 10:38:37,009 INFO L268 CegarLoopResult]: For program point L423-1(lines 423 430) no Hoare annotation was computed. [2020-07-21 10:38:37,009 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-07-21 10:38:37,009 INFO L264 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,009 INFO L264 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,010 INFO L264 CegarLoopResult]: At program point L419-1(line 419) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,010 INFO L268 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed. [2020-07-21 10:38:37,010 INFO L268 CegarLoopResult]: For program point L384(line 384) no Hoare annotation was computed. [2020-07-21 10:38:37,010 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 370 393) no Hoare annotation was computed. [2020-07-21 10:38:37,010 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-07-21 10:38:37,010 INFO L268 CegarLoopResult]: For program point L382(line 382) no Hoare annotation was computed. [2020-07-21 10:38:37,010 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-07-21 10:38:37,011 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 370 393) no Hoare annotation was computed. [2020-07-21 10:38:37,011 INFO L268 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-07-21 10:38:37,011 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 370 393) no Hoare annotation was computed. [2020-07-21 10:38:37,011 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-07-21 10:38:37,011 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-07-21 10:38:37,011 INFO L268 CegarLoopResult]: For program point L377(line 377) no Hoare annotation was computed. [2020-07-21 10:38:37,011 INFO L268 CegarLoopResult]: For program point L376(line 376) no Hoare annotation was computed. [2020-07-21 10:38:37,011 INFO L268 CegarLoopResult]: For program point L375(line 375) no Hoare annotation was computed. [2020-07-21 10:38:37,012 INFO L268 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed. [2020-07-21 10:38:37,012 INFO L268 CegarLoopResult]: For program point L387(line 387) no Hoare annotation was computed. [2020-07-21 10:38:37,012 INFO L268 CegarLoopResult]: For program point L386(line 386) no Hoare annotation was computed. [2020-07-21 10:38:37,012 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 206 214) no Hoare annotation was computed. [2020-07-21 10:38:37,012 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 206 214) the Hoare annotation is: true [2020-07-21 10:38:37,012 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 206 214) no Hoare annotation was computed. [2020-07-21 10:38:37,012 INFO L268 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-07-21 10:38:37,013 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 251 269) the Hoare annotation is: true [2020-07-21 10:38:37,013 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 251 269) no Hoare annotation was computed. [2020-07-21 10:38:37,013 INFO L268 CegarLoopResult]: For program point L260(lines 260 264) no Hoare annotation was computed. [2020-07-21 10:38:37,013 INFO L271 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: true [2020-07-21 10:38:37,013 INFO L268 CegarLoopResult]: For program point L260-2(lines 260 264) no Hoare annotation was computed. [2020-07-21 10:38:37,013 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 251 269) no Hoare annotation was computed. [2020-07-21 10:38:37,014 INFO L268 CegarLoopResult]: For program point L222(lines 222 230) no Hoare annotation was computed. [2020-07-21 10:38:37,014 INFO L268 CegarLoopResult]: For program point L222-2(lines 222 230) no Hoare annotation was computed. [2020-07-21 10:38:37,014 INFO L268 CegarLoopResult]: For program point L245(line 245) no Hoare annotation was computed. [2020-07-21 10:38:37,014 INFO L268 CegarLoopResult]: For program point L245-1(line 245) no Hoare annotation was computed. [2020-07-21 10:38:37,014 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 215 250) no Hoare annotation was computed. [2020-07-21 10:38:37,014 INFO L268 CegarLoopResult]: For program point L234(lines 234 242) no Hoare annotation was computed. [2020-07-21 10:38:37,014 INFO L268 CegarLoopResult]: For program point L234-2(lines 234 242) no Hoare annotation was computed. [2020-07-21 10:38:37,015 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 215 250) no Hoare annotation was computed. [2020-07-21 10:38:37,015 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 215 250) no Hoare annotation was computed. [2020-07-21 10:38:37,015 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-21 10:38:37,015 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-21 10:38:37,015 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 533 578) no Hoare annotation was computed. [2020-07-21 10:38:37,015 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 533 578) no Hoare annotation was computed. [2020-07-21 10:38:37,015 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 533 578) no Hoare annotation was computed. [2020-07-21 10:38:37,016 INFO L268 CegarLoopResult]: For program point L860(lines 860 880) no Hoare annotation was computed. [2020-07-21 10:38:37,016 INFO L268 CegarLoopResult]: For program point L860-1(lines 860 880) no Hoare annotation was computed. [2020-07-21 10:38:37,016 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 846 891) no Hoare annotation was computed. [2020-07-21 10:38:37,016 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 846 891) no Hoare annotation was computed. [2020-07-21 10:38:37,016 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 846 891) no Hoare annotation was computed. [2020-07-21 10:38:37,016 INFO L268 CegarLoopResult]: For program point L866(lines 866 873) no Hoare annotation was computed. [2020-07-21 10:38:37,016 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 402 412) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,017 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 402 412) no Hoare annotation was computed. [2020-07-21 10:38:37,017 INFO L264 CegarLoopResult]: At program point L407(line 407) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,017 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 402 412) no Hoare annotation was computed. [2020-07-21 10:38:37,017 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 195 205) no Hoare annotation was computed. [2020-07-21 10:38:37,017 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 195 205) no Hoare annotation was computed. [2020-07-21 10:38:37,017 INFO L268 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-07-21 10:38:37,017 INFO L268 CegarLoopResult]: For program point L200-1(line 200) no Hoare annotation was computed. [2020-07-21 10:38:37,018 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 195 205) no Hoare annotation was computed. [2020-07-21 10:38:37,018 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 187 194) the Hoare annotation is: true [2020-07-21 10:38:37,018 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 187 194) no Hoare annotation was computed. [2020-07-21 10:38:37,018 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 187 194) no Hoare annotation was computed. [2020-07-21 10:38:37,018 INFO L264 CegarLoopResult]: At program point L155(line 155) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,018 INFO L268 CegarLoopResult]: For program point L155-1(lines 136 160) no Hoare annotation was computed. [2020-07-21 10:38:37,018 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 136 160) no Hoare annotation was computed. [2020-07-21 10:38:37,019 INFO L264 CegarLoopResult]: At program point L150(line 150) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:37,019 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 136 160) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,019 INFO L264 CegarLoopResult]: At program point L146(line 146) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:37,019 INFO L268 CegarLoopResult]: For program point L144(lines 144 152) no Hoare annotation was computed. [2020-07-21 10:38:37,019 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:37,019 INFO L268 CegarLoopResult]: For program point L142-1(line 142) no Hoare annotation was computed. [2020-07-21 10:38:37,020 INFO L268 CegarLoopResult]: For program point L140(lines 140 157) no Hoare annotation was computed. [2020-07-21 10:38:37,020 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 128 134) no Hoare annotation was computed. [2020-07-21 10:38:37,020 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 128 134) the Hoare annotation is: true [2020-07-21 10:38:37,020 INFO L268 CegarLoopResult]: For program point L320(lines 320 324) no Hoare annotation was computed. [2020-07-21 10:38:37,020 INFO L264 CegarLoopResult]: At program point testENTRY(lines 274 337) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,020 INFO L264 CegarLoopResult]: At program point L320-2(lines 314 325) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:38:37,021 INFO L268 CegarLoopResult]: For program point L285(lines 284 329) no Hoare annotation was computed. [2020-07-21 10:38:37,021 INFO L268 CegarLoopResult]: For program point L314(lines 314 325) no Hoare annotation was computed. [2020-07-21 10:38:37,021 INFO L268 CegarLoopResult]: For program point testFINAL(lines 274 337) no Hoare annotation was computed. [2020-07-21 10:38:37,021 INFO L264 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:38:37,021 INFO L268 CegarLoopResult]: For program point L304(lines 304 310) no Hoare annotation was computed. [2020-07-21 10:38:37,021 INFO L268 CegarLoopResult]: For program point L304-1(lines 304 310) no Hoare annotation was computed. [2020-07-21 10:38:37,022 INFO L264 CegarLoopResult]: At program point L296(line 296) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:38:37,022 INFO L264 CegarLoopResult]: At program point L327(lines 284 329) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:38:37,022 INFO L268 CegarLoopResult]: For program point L294(lines 294 300) no Hoare annotation was computed. [2020-07-21 10:38:37,022 INFO L268 CegarLoopResult]: For program point L294-1(lines 294 300) no Hoare annotation was computed. [2020-07-21 10:38:37,022 INFO L268 CegarLoopResult]: For program point L286(lines 286 290) no Hoare annotation was computed. [2020-07-21 10:38:37,022 INFO L264 CegarLoopResult]: At program point L330(lines 283 331) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:37,023 INFO L268 CegarLoopResult]: For program point testEXIT(lines 274 337) no Hoare annotation was computed. [2020-07-21 10:38:37,023 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 800 845) no Hoare annotation was computed. [2020-07-21 10:38:37,023 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 800 845) no Hoare annotation was computed. [2020-07-21 10:38:37,023 INFO L268 CegarLoopResult]: For program point L820(lines 820 827) no Hoare annotation was computed. [2020-07-21 10:38:37,023 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 800 845) no Hoare annotation was computed. [2020-07-21 10:38:37,023 INFO L268 CegarLoopResult]: For program point L814(lines 814 834) no Hoare annotation was computed. [2020-07-21 10:38:37,023 INFO L268 CegarLoopResult]: For program point L814-1(lines 814 834) no Hoare annotation was computed. [2020-07-21 10:38:37,023 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 161 168) no Hoare annotation was computed. [2020-07-21 10:38:37,024 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 161 168) no Hoare annotation was computed. [2020-07-21 10:38:37,024 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 161 168) no Hoare annotation was computed. [2020-07-21 10:38:37,024 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 517 525) no Hoare annotation was computed. [2020-07-21 10:38:37,024 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 517 525) the Hoare annotation is: true [2020-07-21 10:38:37,024 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 517 525) no Hoare annotation was computed. [2020-07-21 10:38:37,024 INFO L268 CegarLoopResult]: For program point L493(lines 493 501) no Hoare annotation was computed. [2020-07-21 10:38:37,024 INFO L268 CegarLoopResult]: For program point L493-2(lines 493 501) no Hoare annotation was computed. [2020-07-21 10:38:37,024 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 485 507) no Hoare annotation was computed. [2020-07-21 10:38:37,025 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 485 507) no Hoare annotation was computed. [2020-07-21 10:38:37,025 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 485 507) no Hoare annotation was computed. [2020-07-21 10:38:37,025 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:37,025 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:37,025 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:37,025 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 697 799) no Hoare annotation was computed. [2020-07-21 10:38:37,025 INFO L268 CegarLoopResult]: For program point L762(line 762) no Hoare annotation was computed. [2020-07-21 10:38:37,025 INFO L268 CegarLoopResult]: For program point L762-1(line 762) no Hoare annotation was computed. [2020-07-21 10:38:37,026 INFO L268 CegarLoopResult]: For program point L721(lines 721 725) no Hoare annotation was computed. [2020-07-21 10:38:37,026 INFO L268 CegarLoopResult]: For program point L785(lines 785 796) no Hoare annotation was computed. [2020-07-21 10:38:37,026 INFO L268 CegarLoopResult]: For program point L748(lines 748 752) no Hoare annotation was computed. [2020-07-21 10:38:37,026 INFO L268 CegarLoopResult]: For program point L746-2(lines 746 766) no Hoare annotation was computed. [2020-07-21 10:38:37,026 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 697 799) no Hoare annotation was computed. [2020-07-21 10:38:37,026 INFO L268 CegarLoopResult]: For program point L767(lines 745 768) no Hoare annotation was computed. [2020-07-21 10:38:37,026 INFO L268 CegarLoopResult]: For program point L726(lines 726 742) no Hoare annotation was computed. [2020-07-21 10:38:37,026 INFO L268 CegarLoopResult]: For program point L786(lines 786 793) no Hoare annotation was computed. [2020-07-21 10:38:37,027 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 697 799) no Hoare annotation was computed. [2020-07-21 10:38:37,027 INFO L268 CegarLoopResult]: For program point L747(lines 746 766) no Hoare annotation was computed. [2020-07-21 10:38:37,027 INFO L268 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2020-07-21 10:38:37,027 INFO L268 CegarLoopResult]: For program point L778-1(line 778) no Hoare annotation was computed. [2020-07-21 10:38:37,027 INFO L268 CegarLoopResult]: For program point L743(lines 743 784) no Hoare annotation was computed. [2020-07-21 10:38:37,027 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,027 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:37,027 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,028 INFO L268 CegarLoopResult]: For program point L177(lines 177 183) no Hoare annotation was computed. [2020-07-21 10:38:37,028 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-21 10:38:37,028 INFO L268 CegarLoopResult]: For program point L175-1(line 175) no Hoare annotation was computed. [2020-07-21 10:38:37,028 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 170 186) no Hoare annotation was computed. [2020-07-21 10:38:37,028 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 170 186) no Hoare annotation was computed. [2020-07-21 10:38:37,028 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-21 10:38:37,028 INFO L268 CegarLoopResult]: For program point L181-1(lines 170 186) no Hoare annotation was computed. [2020-07-21 10:38:37,028 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 508 516) the Hoare annotation is: true [2020-07-21 10:38:37,029 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 508 516) no Hoare annotation was computed. [2020-07-21 10:38:37,029 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 508 516) no Hoare annotation was computed. [2020-07-21 10:38:37,029 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 464 475) the Hoare annotation is: true [2020-07-21 10:38:37,029 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 464 475) no Hoare annotation was computed. [2020-07-21 10:38:37,029 INFO L268 CegarLoopResult]: For program point L468-1(lines 464 475) no Hoare annotation was computed. [2020-07-21 10:38:37,029 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,029 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,029 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,030 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 476 484) no Hoare annotation was computed. [2020-07-21 10:38:37,030 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 476 484) no Hoare annotation was computed. [2020-07-21 10:38:37,030 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 476 484) no Hoare annotation was computed. [2020-07-21 10:38:37,030 INFO L264 CegarLoopResult]: At program point L117(line 117) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,030 INFO L264 CegarLoopResult]: At program point L115(lines 115 121) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,030 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 101 127) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,030 INFO L264 CegarLoopResult]: At program point L110(line 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:37,031 INFO L268 CegarLoopResult]: For program point L108(lines 104 126) no Hoare annotation was computed. [2020-07-21 10:38:37,031 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 101 127) no Hoare annotation was computed. [2020-07-21 10:38:37,031 INFO L268 CegarLoopResult]: For program point L106(lines 104 126) no Hoare annotation was computed. [2020-07-21 10:38:37,031 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 101 127) no Hoare annotation was computed. [2020-07-21 10:38:37,031 INFO L271 CegarLoopResult]: At program point L354-1(lines 354 358) the Hoare annotation is: true [2020-07-21 10:38:37,031 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 340 369) no Hoare annotation was computed. [2020-07-21 10:38:37,031 INFO L268 CegarLoopResult]: For program point L351(line 351) no Hoare annotation was computed. [2020-07-21 10:38:37,032 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 340 369) the Hoare annotation is: true [2020-07-21 10:38:37,032 INFO L271 CegarLoopResult]: At program point L350-2(lines 350 364) the Hoare annotation is: true [2020-07-21 10:38:37,032 INFO L271 CegarLoopResult]: At program point L346(line 346) the Hoare annotation is: true [2020-07-21 10:38:37,032 INFO L268 CegarLoopResult]: For program point L346-1(line 346) no Hoare annotation was computed. [2020-07-21 10:38:37,032 INFO L271 CegarLoopResult]: At program point L365(lines 340 369) the Hoare annotation is: true [2020-07-21 10:38:37,032 INFO L268 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-07-21 10:38:37,032 INFO L268 CegarLoopResult]: For program point L354(lines 354 358) no Hoare annotation was computed. [2020-07-21 10:38:37,033 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 440 451) the Hoare annotation is: true [2020-07-21 10:38:37,033 INFO L268 CegarLoopResult]: For program point L444-1(lines 440 451) no Hoare annotation was computed. [2020-07-21 10:38:37,033 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 440 451) no Hoare annotation was computed. [2020-07-21 10:38:37,033 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 394 400) no Hoare annotation was computed. [2020-07-21 10:38:37,033 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 394 400) the Hoare annotation is: true [2020-07-21 10:38:37,033 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,033 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:38:37,034 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:37,034 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,034 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 452 463) no Hoare annotation was computed. [2020-07-21 10:38:37,034 INFO L268 CegarLoopResult]: For program point L456-1(lines 452 463) no Hoare annotation was computed. [2020-07-21 10:38:37,034 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 452 463) the Hoare annotation is: true [2020-07-21 10:38:37,034 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2020-07-21 10:38:37,034 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2020-07-21 10:38:37,035 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2020-07-21 10:38:37,035 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2020-07-21 10:38:37,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:38:37 BoogieIcfgContainer [2020-07-21 10:38:37,050 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:38:37,053 INFO L168 Benchmark]: Toolchain (without parser) took 5264.79 ms. Allocated memory was 137.9 MB in the beginning and 251.7 MB in the end (delta: 113.8 MB). Free memory was 101.3 MB in the beginning and 116.1 MB in the end (delta: -14.8 MB). Peak memory consumption was 99.0 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,054 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.41 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 100.9 MB in the beginning and 172.7 MB in the end (delta: -71.8 MB). Peak memory consumption was 29.8 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,056 INFO L168 Benchmark]: Boogie Preprocessor took 124.41 ms. Allocated memory is still 202.9 MB. Free memory was 172.7 MB in the beginning and 168.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,057 INFO L168 Benchmark]: RCFGBuilder took 1131.47 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 168.5 MB in the beginning and 199.6 MB in the end (delta: -31.1 MB). Peak memory consumption was 86.7 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,058 INFO L168 Benchmark]: TraceAbstraction took 3357.59 ms. Allocated memory was 234.9 MB in the beginning and 251.7 MB in the end (delta: 16.8 MB). Free memory was 199.6 MB in the beginning and 116.1 MB in the end (delta: 83.5 MB). Peak memory consumption was 100.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,063 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 644.41 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 100.9 MB in the beginning and 172.7 MB in the end (delta: -71.8 MB). Peak memory consumption was 29.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 124.41 ms. Allocated memory is still 202.9 MB. Free memory was 172.7 MB in the beginning and 168.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1131.47 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 168.5 MB in the beginning and 199.6 MB in the end (delta: -31.1 MB). Peak memory consumption was 86.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3357.59 ms. Allocated memory was 234.9 MB in the beginning and 251.7 MB in the end (delta: 16.8 MB). Free memory was 199.6 MB in the beginning and 116.1 MB in the end (delta: 83.5 MB). Peak memory consumption was 100.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 283]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= systemActive) - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || (0 == pumpRunning && splverifierCounter <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.4s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 479 SDtfs, 171 SDslu, 317 SDs, 0 SdLazy, 56 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 257 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=157occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 183 PreInvPairs, 191 NumberOfFragments, 320 HoareAnnotationTreeSize, 183 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 52 FomulaSimplificationsInter, 278 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 255 ConstructedInterpolants, 0 QuantifiedInterpolants, 24747 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2810 ConjunctsInSsa, 16 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...