/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:53:47,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:53:47,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:53:47,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:53:47,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:53:47,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:53:47,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:53:47,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:53:47,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:53:47,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:53:47,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:53:47,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:53:47,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:53:47,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:53:47,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:53:47,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:53:47,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:53:47,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:53:47,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:53:47,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:53:47,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:53:47,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:53:47,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:53:47,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:53:47,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:53:47,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:53:47,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:53:47,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:53:47,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:53:47,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:53:47,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:53:47,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:53:47,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:53:47,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:53:47,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:53:47,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:53:47,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:53:47,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:53:47,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:53:47,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:53:47,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:53:47,622 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 12:53:47,655 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:53:47,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:53:47,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:53:47,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:53:47,660 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:53:47,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:53:47,661 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:53:47,661 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:53:47,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:53:47,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:53:47,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:53:47,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:53:47,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:53:47,662 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:53:47,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:53:47,662 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:53:47,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:53:47,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:53:47,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:53:47,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:53:47,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:53:47,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:53:47,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:53:47,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:53:47,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:53:47,665 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:53:47,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:47,666 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:53:47,666 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:53:47,666 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 12:53:47,964 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:53:47,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:53:47,980 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:53:47,982 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:53:47,982 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:53:47,983 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c [2020-07-21 12:53:48,056 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/795c21bb1/803dd37c26b446b59ba4d8308349734e/FLAGed4b4bdc5 [2020-07-21 12:53:48,530 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:53:48,531 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c [2020-07-21 12:53:48,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/795c21bb1/803dd37c26b446b59ba4d8308349734e/FLAGed4b4bdc5 [2020-07-21 12:53:48,907 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/795c21bb1/803dd37c26b446b59ba4d8308349734e [2020-07-21 12:53:48,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:53:48,919 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:53:48,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:53:48,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:53:48,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:53:48,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:53:48" (1/1) ... [2020-07-21 12:53:48,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb6ae03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:48, skipping insertion in model container [2020-07-21 12:53:48,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:53:48" (1/1) ... [2020-07-21 12:53:48,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:53:48,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:53:49,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:53:49,383 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:53:49,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:53:49,527 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:53:49,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:49 WrapperNode [2020-07-21 12:53:49,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:53:49,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:53:49,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:53:49,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:53:49,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:49" (1/1) ... [2020-07-21 12:53:49,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:49" (1/1) ... [2020-07-21 12:53:49,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:49" (1/1) ... [2020-07-21 12:53:49,560 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:49" (1/1) ... [2020-07-21 12:53:49,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:49" (1/1) ... [2020-07-21 12:53:49,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:49" (1/1) ... [2020-07-21 12:53:49,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:49" (1/1) ... [2020-07-21 12:53:49,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:53:49,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:53:49,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:53:49,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:53:49,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:53:49,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:53:49,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:53:49,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:53:49,679 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:53:49,679 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:53:49,679 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:53:49,679 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:53:49,680 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:53:49,680 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:53:49,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:53:49,680 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:53:49,680 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:53:49,680 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:53:49,681 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:53:49,681 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:53:49,681 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:53:49,681 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:53:49,681 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:53:49,681 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:53:49,682 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:53:49,682 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:53:49,682 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-21 12:53:49,682 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:53:49,682 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:53:49,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:53:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:53:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:53:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 12:53:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:53:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:53:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:53:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:53:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:53:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:53:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:53:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 12:53:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 12:53:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 12:53:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:53:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:53:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:53:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:53:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:53:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:53:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:53:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:53:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:53:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:53:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:53:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:53:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:53:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:53:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:53:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:53:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 12:53:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:53:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:53:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:53:49,688 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:53:49,688 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:53:49,688 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:53:49,688 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:53:49,688 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:53:49,688 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:53:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:53:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 12:53:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 12:53:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 12:53:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:53:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-21 12:53:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:53:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:53:49,690 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:53:49,690 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:53:49,690 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:53:49,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:53:49,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:53:49,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:53:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:53:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:53:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:53:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:53:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:53:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:53:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:53:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:53:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:53:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:53:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:53:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:53:50,814 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:53:50,814 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:53:50,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:53:50 BoogieIcfgContainer [2020-07-21 12:53:50,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:53:50,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:53:50,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:53:50,824 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:53:50,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:53:48" (1/3) ... [2020-07-21 12:53:50,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c4a37c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:53:50, skipping insertion in model container [2020-07-21 12:53:50,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:49" (2/3) ... [2020-07-21 12:53:50,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c4a37c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:53:50, skipping insertion in model container [2020-07-21 12:53:50,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:53:50" (3/3) ... [2020-07-21 12:53:50,827 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product11.cil.c [2020-07-21 12:53:50,837 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:53:50,845 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:53:50,859 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:53:50,883 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:53:50,883 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:53:50,883 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:53:50,883 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:53:50,884 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:53:50,884 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:53:50,884 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:53:50,884 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:53:50,905 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states. [2020-07-21 12:53:50,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 12:53:50,914 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:50,915 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 12:53:50,915 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:50,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:50,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1585555065, now seen corresponding path program 1 times [2020-07-21 12:53:50,926 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:50,927 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1152717013] [2020-07-21 12:53:50,927 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:51,303 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:51,304 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:51,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:53:51,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:51,350 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 12:53:51,350 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:51,352 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1152717013] [2020-07-21 12:53:51,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:51,353 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:53:51,354 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268725359] [2020-07-21 12:53:51,359 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:53:51,359 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:51,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:53:51,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:53:51,375 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 2 states. [2020-07-21 12:53:51,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:51,409 INFO L93 Difference]: Finished difference Result 196 states and 245 transitions. [2020-07-21 12:53:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:53:51,411 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 12:53:51,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:51,429 INFO L225 Difference]: With dead ends: 196 [2020-07-21 12:53:51,429 INFO L226 Difference]: Without dead ends: 100 [2020-07-21 12:53:51,434 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 12:53:51,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2020-07-21 12:53:51,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2020-07-21 12:53:51,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-07-21 12:53:51,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 116 transitions. [2020-07-21 12:53:51,486 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 116 transitions. Word has length 59 [2020-07-21 12:53:51,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:51,486 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 116 transitions. [2020-07-21 12:53:51,486 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:53:51,487 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 116 transitions. [2020-07-21 12:53:51,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 12:53:51,496 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:51,496 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 12:53:51,713 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:51,715 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:51,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:51,716 INFO L82 PathProgramCache]: Analyzing trace with hash 2045027375, now seen corresponding path program 1 times [2020-07-21 12:53:51,716 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:51,716 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2127662080] [2020-07-21 12:53:51,717 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:52,089 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:52,090 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:52,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:53:52,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:52,135 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 12:53:52,135 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:52,136 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2127662080] [2020-07-21 12:53:52,136 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:52,136 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:53:52,136 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695237533] [2020-07-21 12:53:52,138 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:53:52,138 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:52,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:53:52,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:53:52,139 INFO L87 Difference]: Start difference. First operand 100 states and 116 transitions. Second operand 3 states. [2020-07-21 12:53:52,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:52,155 INFO L93 Difference]: Finished difference Result 136 states and 157 transitions. [2020-07-21 12:53:52,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:53:52,156 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 12:53:52,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:52,158 INFO L225 Difference]: With dead ends: 136 [2020-07-21 12:53:52,159 INFO L226 Difference]: Without dead ends: 91 [2020-07-21 12:53:52,160 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 12:53:52,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2020-07-21 12:53:52,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2020-07-21 12:53:52,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-07-21 12:53:52,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 104 transitions. [2020-07-21 12:53:52,173 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 104 transitions. Word has length 60 [2020-07-21 12:53:52,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:52,174 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 104 transitions. [2020-07-21 12:53:52,174 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:53:52,174 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 104 transitions. [2020-07-21 12:53:52,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 12:53:52,176 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:52,177 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 12:53:52,389 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:52,390 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:52,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:52,391 INFO L82 PathProgramCache]: Analyzing trace with hash -586747588, now seen corresponding path program 1 times [2020-07-21 12:53:52,391 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:52,392 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [122353600] [2020-07-21 12:53:52,392 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:52,678 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:52,679 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:52,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 12:53:52,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:52,719 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 12:53:52,719 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:52,720 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [122353600] [2020-07-21 12:53:52,720 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:52,720 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:53:52,721 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394930953] [2020-07-21 12:53:52,721 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:53:52,721 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:52,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:53:52,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:53:52,722 INFO L87 Difference]: Start difference. First operand 91 states and 104 transitions. Second operand 3 states. [2020-07-21 12:53:52,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:52,747 INFO L93 Difference]: Finished difference Result 215 states and 256 transitions. [2020-07-21 12:53:52,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:53:52,747 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-21 12:53:52,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:52,752 INFO L225 Difference]: With dead ends: 215 [2020-07-21 12:53:52,752 INFO L226 Difference]: Without dead ends: 152 [2020-07-21 12:53:52,753 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 12:53:52,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2020-07-21 12:53:52,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 142. [2020-07-21 12:53:52,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-07-21 12:53:52,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 167 transitions. [2020-07-21 12:53:52,774 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 167 transitions. Word has length 64 [2020-07-21 12:53:52,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:52,774 INFO L479 AbstractCegarLoop]: Abstraction has 142 states and 167 transitions. [2020-07-21 12:53:52,774 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:53:52,775 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 167 transitions. [2020-07-21 12:53:52,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-21 12:53:52,777 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:52,777 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] [2020-07-21 12:53:52,990 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:52,992 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:52,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:52,993 INFO L82 PathProgramCache]: Analyzing trace with hash 1918621310, now seen corresponding path program 1 times [2020-07-21 12:53:52,993 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:52,994 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [293492119] [2020-07-21 12:53:52,994 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:53,328 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:53,329 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:53,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:53:53,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:53,400 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 12:53:53,400 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:53,400 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [293492119] [2020-07-21 12:53:53,401 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:53,401 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:53:53,401 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949596547] [2020-07-21 12:53:53,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:53:53,403 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:53,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:53:53,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:53:53,404 INFO L87 Difference]: Start difference. First operand 142 states and 167 transitions. Second operand 6 states. [2020-07-21 12:53:53,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:53,595 INFO L93 Difference]: Finished difference Result 243 states and 295 transitions. [2020-07-21 12:53:53,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:53:53,597 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-21 12:53:53,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:53,598 INFO L225 Difference]: With dead ends: 243 [2020-07-21 12:53:53,599 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:53:53,603 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:53:53,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:53:53,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:53:53,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:53:53,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:53:53,604 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-07-21 12:53:53,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:53,607 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:53:53,607 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:53:53,608 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:53:53,608 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:53:53,808 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:53,812 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:53:54,270 INFO L268 CegarLoopResult]: For program point L573(lines 573 577) no Hoare annotation was computed. [2020-07-21 12:53:54,270 INFO L268 CegarLoopResult]: For program point L573-1(lines 573 577) no Hoare annotation was computed. [2020-07-21 12:53:54,271 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-07-21 12:53:54,271 INFO L268 CegarLoopResult]: For program point L567-2(lines 567 588) no Hoare annotation was computed. [2020-07-21 12:53:54,271 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 542 597) no Hoare annotation was computed. [2020-07-21 12:53:54,271 INFO L268 CegarLoopResult]: For program point L589(lines 566 590) no Hoare annotation was computed. [2020-07-21 12:53:54,271 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 542 597) no Hoare annotation was computed. [2020-07-21 12:53:54,271 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 542 597) no Hoare annotation was computed. [2020-07-21 12:53:54,271 INFO L268 CegarLoopResult]: For program point L630(lines 630 634) no Hoare annotation was computed. [2020-07-21 12:53:54,272 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 598 657) no Hoare annotation was computed. [2020-07-21 12:53:54,272 INFO L268 CegarLoopResult]: For program point L630-1(lines 630 634) no Hoare annotation was computed. [2020-07-21 12:53:54,272 INFO L268 CegarLoopResult]: For program point L625(line 625) no Hoare annotation was computed. [2020-07-21 12:53:54,272 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 598 657) no Hoare annotation was computed. [2020-07-21 12:53:54,272 INFO L268 CegarLoopResult]: For program point L624-2(lines 624 649) no Hoare annotation was computed. [2020-07-21 12:53:54,272 INFO L268 CegarLoopResult]: For program point L650(lines 623 651) no Hoare annotation was computed. [2020-07-21 12:53:54,272 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 598 657) no Hoare annotation was computed. [2020-07-21 12:53:54,272 INFO L268 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2020-07-21 12:53:54,273 INFO L268 CegarLoopResult]: For program point L643-1(line 643) no Hoare annotation was computed. [2020-07-21 12:53:54,273 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 257 263) the Hoare annotation is: true [2020-07-21 12:53:54,273 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 257 263) no Hoare annotation was computed. [2020-07-21 12:53:54,275 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 264 272) no Hoare annotation was computed. [2020-07-21 12:53:54,275 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 264 272) the Hoare annotation is: true [2020-07-21 12:53:54,275 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 264 272) no Hoare annotation was computed. [2020-07-21 12:53:54,275 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 857 864) the Hoare annotation is: true [2020-07-21 12:53:54,275 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 857 864) no Hoare annotation was computed. [2020-07-21 12:53:54,275 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 857 864) no Hoare annotation was computed. [2020-07-21 12:53:54,275 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 865 874) the Hoare annotation is: true [2020-07-21 12:53:54,275 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 865 874) no Hoare annotation was computed. [2020-07-21 12:53:54,276 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 865 874) no Hoare annotation was computed. [2020-07-21 12:53:54,276 INFO L268 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2020-07-21 12:53:54,276 INFO L264 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 12:53:54,276 INFO L268 CegarLoopResult]: For program point L888(lines 888 894) no Hoare annotation was computed. [2020-07-21 12:53:54,276 INFO L268 CegarLoopResult]: For program point L887(lines 887 897) no Hoare annotation was computed. [2020-07-21 12:53:54,278 INFO L271 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: true [2020-07-21 12:53:54,278 INFO L268 CegarLoopResult]: For program point L885-1(line 885) no Hoare annotation was computed. [2020-07-21 12:53:54,278 INFO L268 CegarLoopResult]: For program point L883(lines 883 900) no Hoare annotation was computed. [2020-07-21 12:53:54,278 INFO L268 CegarLoopResult]: For program point L883-1(lines 875 903) no Hoare annotation was computed. [2020-07-21 12:53:54,278 INFO L271 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: true [2020-07-21 12:53:54,278 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 875 903) the Hoare annotation is: true [2020-07-21 12:53:54,278 INFO L268 CegarLoopResult]: For program point L881-1(line 881) no Hoare annotation was computed. [2020-07-21 12:53:54,279 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 875 903) no Hoare annotation was computed. [2020-07-21 12:53:54,279 INFO L268 CegarLoopResult]: For program point L225(lines 225 232) no Hoare annotation was computed. [2020-07-21 12:53:54,279 INFO L268 CegarLoopResult]: For program point L225-1(lines 225 232) no Hoare annotation was computed. [2020-07-21 12:53:54,279 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-07-21 12:53:54,279 INFO L264 CegarLoopResult]: At program point L222(line 222) 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 12:53:54,279 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 215 237) 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 12:53:54,280 INFO L264 CegarLoopResult]: At program point L221(line 221) 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 12:53:54,280 INFO L264 CegarLoopResult]: At program point L221-1(line 221) 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 12:53:54,280 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 215 237) no Hoare annotation was computed. [2020-07-21 12:53:54,281 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 215 237) no Hoare annotation was computed. [2020-07-21 12:53:54,281 INFO L264 CegarLoopResult]: At program point L227(line 227) 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 12:53:54,281 INFO L264 CegarLoopResult]: At program point L227-1(line 227) 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 12:53:54,281 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 168 191) no Hoare annotation was computed. [2020-07-21 12:53:54,281 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 168 191) no Hoare annotation was computed. [2020-07-21 12:53:54,281 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 168 191) no Hoare annotation was computed. [2020-07-21 12:53:54,282 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-07-21 12:53:54,282 INFO L268 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-07-21 12:53:54,282 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-21 12:53:54,282 INFO L268 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-07-21 12:53:54,282 INFO L268 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-07-21 12:53:54,282 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-21 12:53:54,282 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-07-21 12:53:54,282 INFO L268 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-07-21 12:53:54,283 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-07-21 12:53:54,283 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-07-21 12:53:54,283 INFO L268 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-07-21 12:53:54,283 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-21 12:53:54,283 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-07-21 12:53:54,283 INFO L268 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-07-21 12:53:54,283 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 407 421) no Hoare annotation was computed. [2020-07-21 12:53:54,283 INFO L264 CegarLoopResult]: At program point L413(line 413) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:53:54,284 INFO L268 CegarLoopResult]: For program point L411(lines 411 417) no Hoare annotation was computed. [2020-07-21 12:53:54,284 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 407 421) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:53:54,284 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 407 421) no Hoare annotation was computed. [2020-07-21 12:53:54,284 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 317 324) no Hoare annotation was computed. [2020-07-21 12:53:54,284 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 317 324) no Hoare annotation was computed. [2020-07-21 12:53:54,285 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 317 324) no Hoare annotation was computed. [2020-07-21 12:53:54,285 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 362 370) no Hoare annotation was computed. [2020-07-21 12:53:54,285 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 362 370) the Hoare annotation is: true [2020-07-21 12:53:54,285 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 362 370) no Hoare annotation was computed. [2020-07-21 12:53:54,285 INFO L268 CegarLoopResult]: For program point L378(lines 378 386) no Hoare annotation was computed. [2020-07-21 12:53:54,285 INFO L268 CegarLoopResult]: For program point L378-2(lines 378 386) no Hoare annotation was computed. [2020-07-21 12:53:54,285 INFO L268 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2020-07-21 12:53:54,286 INFO L268 CegarLoopResult]: For program point L401-1(line 401) no Hoare annotation was computed. [2020-07-21 12:53:54,286 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 371 406) no Hoare annotation was computed. [2020-07-21 12:53:54,286 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 371 406) no Hoare annotation was computed. [2020-07-21 12:53:54,286 INFO L268 CegarLoopResult]: For program point L390(lines 390 398) no Hoare annotation was computed. [2020-07-21 12:53:54,287 INFO L268 CegarLoopResult]: For program point L390-2(lines 390 398) no Hoare annotation was computed. [2020-07-21 12:53:54,287 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 371 406) no Hoare annotation was computed. [2020-07-21 12:53:54,287 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 250 256) no Hoare annotation was computed. [2020-07-21 12:53:54,288 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 250 256) the Hoare annotation is: true [2020-07-21 12:53:54,288 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 496 541) no Hoare annotation was computed. [2020-07-21 12:53:54,289 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 496 541) no Hoare annotation was computed. [2020-07-21 12:53:54,289 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 496 541) no Hoare annotation was computed. [2020-07-21 12:53:54,289 INFO L268 CegarLoopResult]: For program point L829(lines 829 836) no Hoare annotation was computed. [2020-07-21 12:53:54,289 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 809 854) no Hoare annotation was computed. [2020-07-21 12:53:54,290 INFO L268 CegarLoopResult]: For program point L823(lines 823 843) no Hoare annotation was computed. [2020-07-21 12:53:54,290 INFO L268 CegarLoopResult]: For program point L823-1(lines 823 843) no Hoare annotation was computed. [2020-07-21 12:53:54,290 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 809 854) no Hoare annotation was computed. [2020-07-21 12:53:54,290 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 809 854) no Hoare annotation was computed. [2020-07-21 12:53:54,290 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 201 211) 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 12:53:54,290 INFO L264 CegarLoopResult]: At program point L206(line 206) 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 12:53:54,291 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 201 211) no Hoare annotation was computed. [2020-07-21 12:53:54,291 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 201 211) no Hoare annotation was computed. [2020-07-21 12:53:54,291 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 351 361) no Hoare annotation was computed. [2020-07-21 12:53:54,291 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 351 361) no Hoare annotation was computed. [2020-07-21 12:53:54,291 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 351 361) no Hoare annotation was computed. [2020-07-21 12:53:54,291 INFO L268 CegarLoopResult]: For program point L356(line 356) no Hoare annotation was computed. [2020-07-21 12:53:54,291 INFO L268 CegarLoopResult]: For program point L356-1(line 356) no Hoare annotation was computed. [2020-07-21 12:53:54,291 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 343 350) the Hoare annotation is: true [2020-07-21 12:53:54,292 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 343 350) no Hoare annotation was computed. [2020-07-21 12:53:54,292 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 343 350) no Hoare annotation was computed. [2020-07-21 12:53:54,292 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 310 316) no Hoare annotation was computed. [2020-07-21 12:53:54,292 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 310 316) the Hoare annotation is: true [2020-07-21 12:53:54,295 INFO L264 CegarLoopResult]: At program point L481(lines 432 482) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:53:54,296 INFO L264 CegarLoopResult]: At program point testENTRY(lines 423 488) 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 12:53:54,297 INFO L264 CegarLoopResult]: At program point L471(line 471) 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 12:53:54,297 INFO L268 CegarLoopResult]: For program point testFINAL(lines 423 488) no Hoare annotation was computed. [2020-07-21 12:53:54,297 INFO L268 CegarLoopResult]: For program point L469(lines 469 475) no Hoare annotation was computed. [2020-07-21 12:53:54,297 INFO L264 CegarLoopResult]: At program point L469-1(lines 463 476) 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 12:53:54,297 INFO L268 CegarLoopResult]: For program point L434(lines 433 480) no Hoare annotation was computed. [2020-07-21 12:53:54,298 INFO L268 CegarLoopResult]: For program point L463(lines 463 476) no Hoare annotation was computed. [2020-07-21 12:53:54,298 INFO L264 CegarLoopResult]: At program point L455(line 455) 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 12:53:54,298 INFO L268 CegarLoopResult]: For program point L453(lines 453 459) no Hoare annotation was computed. [2020-07-21 12:53:54,298 INFO L268 CegarLoopResult]: For program point L453-1(lines 453 459) no Hoare annotation was computed. [2020-07-21 12:53:54,298 INFO L264 CegarLoopResult]: At program point L478(lines 433 480) 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 12:53:54,298 INFO L264 CegarLoopResult]: At program point L445(line 445) 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 12:53:54,299 INFO L268 CegarLoopResult]: For program point L443(lines 443 449) no Hoare annotation was computed. [2020-07-21 12:53:54,299 INFO L268 CegarLoopResult]: For program point L443-1(lines 443 449) no Hoare annotation was computed. [2020-07-21 12:53:54,299 INFO L268 CegarLoopResult]: For program point L435(lines 435 439) no Hoare annotation was computed. [2020-07-21 12:53:54,299 INFO L268 CegarLoopResult]: For program point testEXIT(lines 423 488) no Hoare annotation was computed. [2020-07-21 12:53:54,299 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 763 808) no Hoare annotation was computed. [2020-07-21 12:53:54,299 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 763 808) no Hoare annotation was computed. [2020-07-21 12:53:54,299 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 763 808) no Hoare annotation was computed. [2020-07-21 12:53:54,299 INFO L268 CegarLoopResult]: For program point L783(lines 783 790) no Hoare annotation was computed. [2020-07-21 12:53:54,300 INFO L268 CegarLoopResult]: For program point L777(lines 777 797) no Hoare annotation was computed. [2020-07-21 12:53:54,300 INFO L268 CegarLoopResult]: For program point L777-1(lines 777 797) no Hoare annotation was computed. [2020-07-21 12:53:54,300 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-21 12:53:54,300 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-21 12:53:54,300 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-21 12:53:54,300 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-21 12:53:54,300 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-21 12:53:54,300 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 240 249) no Hoare annotation was computed. [2020-07-21 12:53:54,301 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 240 249) no Hoare annotation was computed. [2020-07-21 12:53:54,301 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 240 249) no Hoare annotation was computed. [2020-07-21 12:53:54,301 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 660 762) no Hoare annotation was computed. [2020-07-21 12:53:54,301 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-07-21 12:53:54,301 INFO L268 CegarLoopResult]: For program point L725-1(line 725) no Hoare annotation was computed. [2020-07-21 12:53:54,301 INFO L268 CegarLoopResult]: For program point L684(lines 684 688) no Hoare annotation was computed. [2020-07-21 12:53:54,301 INFO L268 CegarLoopResult]: For program point L748(lines 748 759) no Hoare annotation was computed. [2020-07-21 12:53:54,301 INFO L268 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2020-07-21 12:53:54,301 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 660 762) no Hoare annotation was computed. [2020-07-21 12:53:54,302 INFO L268 CegarLoopResult]: For program point L709-2(lines 709 729) no Hoare annotation was computed. [2020-07-21 12:53:54,302 INFO L268 CegarLoopResult]: For program point L730(lines 708 731) no Hoare annotation was computed. [2020-07-21 12:53:54,302 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 660 762) no Hoare annotation was computed. [2020-07-21 12:53:54,302 INFO L268 CegarLoopResult]: For program point L689(lines 689 705) no Hoare annotation was computed. [2020-07-21 12:53:54,302 INFO L268 CegarLoopResult]: For program point L749(lines 749 756) no Hoare annotation was computed. [2020-07-21 12:53:54,302 INFO L268 CegarLoopResult]: For program point L710(lines 709 729) no Hoare annotation was computed. [2020-07-21 12:53:54,302 INFO L268 CegarLoopResult]: For program point L741(line 741) no Hoare annotation was computed. [2020-07-21 12:53:54,302 INFO L268 CegarLoopResult]: For program point L741-1(line 741) no Hoare annotation was computed. [2020-07-21 12:53:54,303 INFO L268 CegarLoopResult]: For program point L706(lines 706 747) no Hoare annotation was computed. [2020-07-21 12:53:54,303 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:53:54,303 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:53:54,303 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:53:54,303 INFO L268 CegarLoopResult]: For program point L337(line 337) no Hoare annotation was computed. [2020-07-21 12:53:54,303 INFO L268 CegarLoopResult]: For program point L337-1(lines 326 342) no Hoare annotation was computed. [2020-07-21 12:53:54,303 INFO L268 CegarLoopResult]: For program point L333(lines 333 339) no Hoare annotation was computed. [2020-07-21 12:53:54,303 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 326 342) no Hoare annotation was computed. [2020-07-21 12:53:54,303 INFO L268 CegarLoopResult]: For program point L331(line 331) no Hoare annotation was computed. [2020-07-21 12:53:54,304 INFO L268 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-07-21 12:53:54,304 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 326 342) no Hoare annotation was computed. [2020-07-21 12:53:54,304 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-07-21 12:53:54,304 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-21 12:53:54,304 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-21 12:53:54,304 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2020-07-21 12:53:54,305 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-21 12:53:54,305 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-21 12:53:54,305 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:53:54,305 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:53:54,305 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:53:54,305 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2020-07-21 12:53:54,305 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-21 12:53:54,306 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-21 12:53:54,306 INFO L268 CegarLoopResult]: For program point L288(lines 286 308) no Hoare annotation was computed. [2020-07-21 12:53:54,306 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 283 309) the Hoare annotation is: true [2020-07-21 12:53:54,306 INFO L271 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: true [2020-07-21 12:53:54,306 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 283 309) no Hoare annotation was computed. [2020-07-21 12:53:54,306 INFO L271 CegarLoopResult]: At program point L297(lines 297 303) the Hoare annotation is: true [2020-07-21 12:53:54,306 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 283 309) no Hoare annotation was computed. [2020-07-21 12:53:54,306 INFO L264 CegarLoopResult]: At program point L292(line 292) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 12:53:54,307 INFO L268 CegarLoopResult]: For program point L290(lines 286 308) no Hoare annotation was computed. [2020-07-21 12:53:54,307 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 137 166) no Hoare annotation was computed. [2020-07-21 12:53:54,307 INFO L268 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-07-21 12:53:54,307 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 137 166) the Hoare annotation is: true [2020-07-21 12:53:54,307 INFO L268 CegarLoopResult]: For program point L151(lines 151 155) no Hoare annotation was computed. [2020-07-21 12:53:54,307 INFO L271 CegarLoopResult]: At program point L151-1(lines 151 155) the Hoare annotation is: true [2020-07-21 12:53:54,307 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-07-21 12:53:54,307 INFO L271 CegarLoopResult]: At program point L147-2(lines 147 161) the Hoare annotation is: true [2020-07-21 12:53:54,308 INFO L271 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: true [2020-07-21 12:53:54,308 INFO L268 CegarLoopResult]: For program point L143-1(line 143) no Hoare annotation was computed. [2020-07-21 12:53:54,308 INFO L271 CegarLoopResult]: At program point L162(lines 137 166) the Hoare annotation is: true [2020-07-21 12:53:54,308 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-21 12:53:54,308 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-21 12:53:54,308 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-21 12:53:54,308 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 192 198) no Hoare annotation was computed. [2020-07-21 12:53:54,308 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 192 198) the Hoare annotation is: true [2020-07-21 12:53:54,309 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:53:54,309 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:53:54,309 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:53:54,310 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:53:54,310 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-21 12:53:54,311 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-21 12:53:54,311 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2020-07-21 12:53:54,311 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 126 133) no Hoare annotation was computed. [2020-07-21 12:53:54,311 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2020-07-21 12:53:54,311 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 126 133) the Hoare annotation is: true [2020-07-21 12:53:54,311 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 126 133) no Hoare annotation was computed. [2020-07-21 12:53:54,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:53:54 BoogieIcfgContainer [2020-07-21 12:53:54,334 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:53:54,341 INFO L168 Benchmark]: Toolchain (without parser) took 5421.37 ms. Allocated memory was 138.9 MB in the beginning and 247.5 MB in the end (delta: 108.5 MB). Free memory was 102.6 MB in the beginning and 94.1 MB in the end (delta: 8.6 MB). Peak memory consumption was 117.1 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:54,342 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:53:54,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 608.06 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 102.2 MB in the beginning and 172.5 MB in the end (delta: -70.3 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:54,350 INFO L168 Benchmark]: Boogie Preprocessor took 83.98 ms. Allocated memory is still 202.4 MB. Free memory was 172.5 MB in the beginning and 168.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:54,350 INFO L168 Benchmark]: RCFGBuilder took 1207.25 ms. Allocated memory was 202.4 MB in the beginning and 236.5 MB in the end (delta: 34.1 MB). Free memory was 168.3 MB in the beginning and 201.5 MB in the end (delta: -33.2 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:54,352 INFO L168 Benchmark]: TraceAbstraction took 3516.18 ms. Allocated memory was 236.5 MB in the beginning and 247.5 MB in the end (delta: 11.0 MB). Free memory was 200.1 MB in the beginning and 94.1 MB in the end (delta: 106.0 MB). Peak memory consumption was 117.0 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:54,365 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 608.06 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 102.2 MB in the beginning and 172.5 MB in the end (delta: -70.3 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.98 ms. Allocated memory is still 202.4 MB. Free memory was 172.5 MB in the beginning and 168.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1207.25 ms. Allocated memory was 202.4 MB in the beginning and 236.5 MB in the end (delta: 34.1 MB). Free memory was 168.3 MB in the beginning and 201.5 MB in the end (delta: -33.2 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3516.18 ms. Allocated memory was 236.5 MB in the beginning and 247.5 MB in the end (delta: 11.0 MB). Free memory was 200.1 MB in the beginning and 94.1 MB in the end (delta: 106.0 MB). Peak memory consumption was 117.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 217 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.9s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 431 SDtfs, 137 SDslu, 377 SDs, 0 SdLazy, 59 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 248 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=143occurred 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, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 47 LocationsWithAnnotation, 168 PreInvPairs, 182 NumberOfFragments, 287 HoareAnnotationTreeSize, 168 FomulaSimplifications, 52 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 47 FomulaSimplificationsInter, 383 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 250 NumberOfCodeBlocks, 250 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 246 ConstructedInterpolants, 0 QuantifiedInterpolants, 23980 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2813 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...