java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:19:12,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:19:12,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:19:12,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:19:12,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:19:12,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:19:12,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:19:12,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:19:12,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:19:12,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:19:12,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:19:12,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:19:12,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:19:12,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:19:12,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:19:12,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:19:12,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:19:12,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:19:12,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:19:12,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:19:12,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:19:12,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:19:12,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:19:12,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:19:12,598 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:19:12,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:19:12,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:19:12,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:19:12,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:19:12,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:19:12,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:19:12,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:19:12,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:19:12,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:19:12,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:19:12,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:19:12,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:19:12,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:19:12,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:19:12,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:19:12,611 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:19:12,616 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 [2019-10-15 01:19:12,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:19:12,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:19:12,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:19:12,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:19:12,642 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:19:12,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:19:12,643 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:19:12,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:19:12,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:19:12,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:19:12,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:19:12,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:19:12,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:19:12,645 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:19:12,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:19:12,646 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:19:12,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:19:12,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:19:12,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:19:12,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:19:12,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:19:12,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:19:12,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:19:12,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:19:12,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:19:12,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:19:12,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:19:12,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:19:12,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:19:12,948 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:19:12,972 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:19:12,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:19:12,978 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:19:12,979 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:19:12,980 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-10-15 01:19:13,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a227982d/ac7f3fdc122b42d1a673bdac650ec94f/FLAG2e0b7b9e8 [2019-10-15 01:19:13,569 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:19:13,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-10-15 01:19:13,584 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a227982d/ac7f3fdc122b42d1a673bdac650ec94f/FLAG2e0b7b9e8 [2019-10-15 01:19:13,895 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a227982d/ac7f3fdc122b42d1a673bdac650ec94f [2019-10-15 01:19:13,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:19:13,907 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:19:13,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:13,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:19:13,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:19:13,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:13" (1/1) ... [2019-10-15 01:19:13,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aab3225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:13, skipping insertion in model container [2019-10-15 01:19:13,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:13" (1/1) ... [2019-10-15 01:19:13,922 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:19:13,965 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:19:14,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:14,412 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:19:14,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:14,525 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:19:14,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:14 WrapperNode [2019-10-15 01:19:14,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:14,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:19:14,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:19:14,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:19:14,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:14" (1/1) ... [2019-10-15 01:19:14,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:14" (1/1) ... [2019-10-15 01:19:14,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:14" (1/1) ... [2019-10-15 01:19:14,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:14" (1/1) ... [2019-10-15 01:19:14,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:14" (1/1) ... [2019-10-15 01:19:14,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:14" (1/1) ... [2019-10-15 01:19:14,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:14" (1/1) ... [2019-10-15 01:19:14,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:19:14,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:19:14,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:19:14,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:19:14,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:14" (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 [2019-10-15 01:19:14,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:19:14,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:19:14,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:14,686 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:19:14,686 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:19:14,686 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:19:14,686 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:19:14,686 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:19:14,686 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:19:14,687 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:19:14,687 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:19:14,687 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:19:14,687 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:19:14,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:19:14,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:19:14,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:14,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:14,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:14,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:19:14,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:19:14,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:19:14,689 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:19:14,689 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:19:14,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:19:14,689 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:19:14,690 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:19:14,690 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:19:14,690 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:19:14,690 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:19:14,690 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:19:14,690 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:19:14,691 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:19:14,691 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:19:14,691 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 01:19:14,691 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:19:14,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:19:14,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:19:14,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:19:14,692 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:19:14,692 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:19:14,692 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:19:14,692 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:19:14,692 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:19:14,693 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:19:14,693 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:19:14,693 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:19:14,693 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:19:14,693 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:19:14,693 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:19:14,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:19:14,694 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:19:14,694 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:19:14,694 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:19:14,694 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:19:14,694 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:19:14,695 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:19:14,695 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:19:14,695 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:14,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:19:14,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:19:14,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:19:14,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:19:14,696 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:14,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:19:14,696 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:14,696 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:14,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:19:14,696 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:19:14,697 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:19:14,697 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:19:14,697 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:19:14,697 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:19:14,697 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:19:14,697 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:19:14,698 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:19:14,698 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:19:14,698 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:19:14,698 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:19:14,698 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:19:14,698 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:19:14,699 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 01:19:14,699 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:19:14,699 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:19:14,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:19:14,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:19:14,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:19:15,775 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:19:15,775 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:19:15,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:15 BoogieIcfgContainer [2019-10-15 01:19:15,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:19:15,779 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:19:15,779 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:19:15,782 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:19:15,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:19:13" (1/3) ... [2019-10-15 01:19:15,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e071792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:15, skipping insertion in model container [2019-10-15 01:19:15,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:14" (2/3) ... [2019-10-15 01:19:15,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e071792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:15, skipping insertion in model container [2019-10-15 01:19:15,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:15" (3/3) ... [2019-10-15 01:19:15,786 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product02.cil.c [2019-10-15 01:19:15,797 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:19:15,806 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:19:15,818 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:19:15,851 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:19:15,851 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:19:15,851 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:19:15,851 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:19:15,852 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:19:15,852 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:19:15,852 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:19:15,852 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:19:15,875 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2019-10-15 01:19:15,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 01:19:15,887 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:15,889 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:15,891 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:15,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:15,897 INFO L82 PathProgramCache]: Analyzing trace with hash -381422991, now seen corresponding path program 1 times [2019-10-15 01:19:15,908 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:15,908 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415648294] [2019-10-15 01:19:15,908 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:15,909 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:15,909 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:16,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:16,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:16,308 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415648294] [2019-10-15 01:19:16,309 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:16,310 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:19:16,310 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182497279] [2019-10-15 01:19:16,315 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:19:16,317 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:16,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:19:16,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:16,335 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 2 states. [2019-10-15 01:19:16,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:16,383 INFO L93 Difference]: Finished difference Result 176 states and 221 transitions. [2019-10-15 01:19:16,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:19:16,385 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-15 01:19:16,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:16,396 INFO L225 Difference]: With dead ends: 176 [2019-10-15 01:19:16,396 INFO L226 Difference]: Without dead ends: 90 [2019-10-15 01:19:16,404 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:16,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-10-15 01:19:16,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2019-10-15 01:19:16,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-10-15 01:19:16,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2019-10-15 01:19:16,462 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 51 [2019-10-15 01:19:16,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:16,462 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2019-10-15 01:19:16,462 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:19:16,463 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2019-10-15 01:19:16,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-15 01:19:16,466 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:16,466 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:16,467 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:16,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:16,467 INFO L82 PathProgramCache]: Analyzing trace with hash 1660884333, now seen corresponding path program 1 times [2019-10-15 01:19:16,467 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:16,468 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302049322] [2019-10-15 01:19:16,468 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:16,468 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:16,468 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:16,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:16,584 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302049322] [2019-10-15 01:19:16,584 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:16,585 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:19:16,585 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242622846] [2019-10-15 01:19:16,588 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:19:16,588 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:16,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:19:16,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:16,589 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 3 states. [2019-10-15 01:19:16,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:16,625 INFO L93 Difference]: Finished difference Result 121 states and 139 transitions. [2019-10-15 01:19:16,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:19:16,626 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-15 01:19:16,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:16,629 INFO L225 Difference]: With dead ends: 121 [2019-10-15 01:19:16,631 INFO L226 Difference]: Without dead ends: 81 [2019-10-15 01:19:16,633 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:16,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2019-10-15 01:19:16,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2019-10-15 01:19:16,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2019-10-15 01:19:16,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2019-10-15 01:19:16,656 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 52 [2019-10-15 01:19:16,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:16,656 INFO L462 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2019-10-15 01:19:16,657 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:19:16,657 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2019-10-15 01:19:16,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-15 01:19:16,662 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:16,662 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:16,662 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:16,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:16,663 INFO L82 PathProgramCache]: Analyzing trace with hash -562457481, now seen corresponding path program 1 times [2019-10-15 01:19:16,663 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:16,664 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499900289] [2019-10-15 01:19:16,664 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:16,664 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:16,664 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:16,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:16,882 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499900289] [2019-10-15 01:19:16,882 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:16,882 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:16,882 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959131552] [2019-10-15 01:19:16,885 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:16,885 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:16,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:16,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:16,887 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 7 states. [2019-10-15 01:19:17,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:17,182 INFO L93 Difference]: Finished difference Result 134 states and 157 transitions. [2019-10-15 01:19:17,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:19:17,183 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-10-15 01:19:17,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:17,185 INFO L225 Difference]: With dead ends: 134 [2019-10-15 01:19:17,185 INFO L226 Difference]: Without dead ends: 81 [2019-10-15 01:19:17,186 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:19:17,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2019-10-15 01:19:17,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2019-10-15 01:19:17,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2019-10-15 01:19:17,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 91 transitions. [2019-10-15 01:19:17,197 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 91 transitions. Word has length 57 [2019-10-15 01:19:17,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:17,198 INFO L462 AbstractCegarLoop]: Abstraction has 81 states and 91 transitions. [2019-10-15 01:19:17,198 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:17,198 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2019-10-15 01:19:17,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-15 01:19:17,203 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:17,204 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:17,204 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:17,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:17,204 INFO L82 PathProgramCache]: Analyzing trace with hash -423646974, now seen corresponding path program 1 times [2019-10-15 01:19:17,205 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:17,205 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038776312] [2019-10-15 01:19:17,205 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:17,205 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:17,206 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:17,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:17,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:17,373 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038776312] [2019-10-15 01:19:17,374 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:17,374 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:19:17,374 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484020792] [2019-10-15 01:19:17,376 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:19:17,376 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:17,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:19:17,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:19:17,377 INFO L87 Difference]: Start difference. First operand 81 states and 91 transitions. Second operand 6 states. [2019-10-15 01:19:17,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:17,598 INFO L93 Difference]: Finished difference Result 179 states and 212 transitions. [2019-10-15 01:19:17,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:17,600 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2019-10-15 01:19:17,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:17,606 INFO L225 Difference]: With dead ends: 179 [2019-10-15 01:19:17,607 INFO L226 Difference]: Without dead ends: 126 [2019-10-15 01:19:17,610 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 01:19:17,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2019-10-15 01:19:17,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 124. [2019-10-15 01:19:17,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-10-15 01:19:17,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 142 transitions. [2019-10-15 01:19:17,637 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 142 transitions. Word has length 60 [2019-10-15 01:19:17,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:17,637 INFO L462 AbstractCegarLoop]: Abstraction has 124 states and 142 transitions. [2019-10-15 01:19:17,638 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:19:17,638 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 142 transitions. [2019-10-15 01:19:17,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-15 01:19:17,639 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:17,640 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:17,640 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:17,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:17,640 INFO L82 PathProgramCache]: Analyzing trace with hash -971040994, now seen corresponding path program 1 times [2019-10-15 01:19:17,641 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:17,641 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729014494] [2019-10-15 01:19:17,641 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:17,641 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:17,641 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:17,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:17,747 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729014494] [2019-10-15 01:19:17,747 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:17,748 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:19:17,748 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762388764] [2019-10-15 01:19:17,748 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:19:17,749 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:17,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:19:17,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:19:17,750 INFO L87 Difference]: Start difference. First operand 124 states and 142 transitions. Second operand 6 states. [2019-10-15 01:19:17,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:17,891 INFO L93 Difference]: Finished difference Result 210 states and 247 transitions. [2019-10-15 01:19:17,892 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:19:17,892 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2019-10-15 01:19:17,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:17,893 INFO L225 Difference]: With dead ends: 210 [2019-10-15 01:19:17,893 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:19:17,894 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 01:19:17,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:19:17,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:19:17,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:19:17,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:19:17,895 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2019-10-15 01:19:17,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:17,896 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:19:17,896 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:19:17,896 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:19:17,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:19:17,901 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:19:18,520 INFO L443 ceAbstractionStarter]: For program point L288(lines 288 292) no Hoare annotation was computed. [2019-10-15 01:19:18,521 INFO L443 ceAbstractionStarter]: For program point L288-1(lines 288 292) no Hoare annotation was computed. [2019-10-15 01:19:18,521 INFO L443 ceAbstractionStarter]: For program point L283(line 283) no Hoare annotation was computed. [2019-10-15 01:19:18,521 INFO L443 ceAbstractionStarter]: For program point L282-2(lines 282 303) no Hoare annotation was computed. [2019-10-15 01:19:18,521 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 257 312) no Hoare annotation was computed. [2019-10-15 01:19:18,521 INFO L443 ceAbstractionStarter]: For program point L304(lines 281 305) no Hoare annotation was computed. [2019-10-15 01:19:18,521 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 257 312) no Hoare annotation was computed. [2019-10-15 01:19:18,521 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 257 312) no Hoare annotation was computed. [2019-10-15 01:19:18,521 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 349) no Hoare annotation was computed. [2019-10-15 01:19:18,522 INFO L443 ceAbstractionStarter]: For program point L345-1(lines 345 349) no Hoare annotation was computed. [2019-10-15 01:19:18,522 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 313 372) no Hoare annotation was computed. [2019-10-15 01:19:18,522 INFO L443 ceAbstractionStarter]: For program point L340(line 340) no Hoare annotation was computed. [2019-10-15 01:19:18,522 INFO L443 ceAbstractionStarter]: For program point L339-2(lines 339 364) no Hoare annotation was computed. [2019-10-15 01:19:18,522 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 313 372) no Hoare annotation was computed. [2019-10-15 01:19:18,522 INFO L443 ceAbstractionStarter]: For program point L365(lines 338 366) no Hoare annotation was computed. [2019-10-15 01:19:18,522 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 313 372) no Hoare annotation was computed. [2019-10-15 01:19:18,522 INFO L443 ceAbstractionStarter]: For program point L358(line 358) no Hoare annotation was computed. [2019-10-15 01:19:18,522 INFO L443 ceAbstractionStarter]: For program point L358-1(line 358) no Hoare annotation was computed. [2019-10-15 01:19:18,523 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-15 01:19:18,523 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-15 01:19:18,523 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-15 01:19:18,523 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-15 01:19:18,523 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-10-15 01:19:18,524 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 647 669) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:18,524 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 647 669) no Hoare annotation was computed. [2019-10-15 01:19:18,524 INFO L439 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:18,524 INFO L439 ceAbstractionStarter]: At program point L659-1(line 659) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:18,524 INFO L443 ceAbstractionStarter]: For program point L657(lines 657 664) no Hoare annotation was computed. [2019-10-15 01:19:18,525 INFO L443 ceAbstractionStarter]: For program point L657-1(lines 657 664) no Hoare annotation was computed. [2019-10-15 01:19:18,525 INFO L443 ceAbstractionStarter]: For program point L655(line 655) no Hoare annotation was computed. [2019-10-15 01:19:18,525 INFO L439 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:18,525 INFO L439 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:18,525 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 647 669) no Hoare annotation was computed. [2019-10-15 01:19:18,525 INFO L439 ceAbstractionStarter]: At program point L653-1(line 653) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:18,526 INFO L443 ceAbstractionStarter]: For program point L609(line 609) no Hoare annotation was computed. [2019-10-15 01:19:18,526 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 604 627) no Hoare annotation was computed. [2019-10-15 01:19:18,526 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 604 627) no Hoare annotation was computed. [2019-10-15 01:19:18,526 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 604 627) no Hoare annotation was computed. [2019-10-15 01:19:18,526 INFO L443 ceAbstractionStarter]: For program point L622(line 622) no Hoare annotation was computed. [2019-10-15 01:19:18,526 INFO L443 ceAbstractionStarter]: For program point L621(line 621) no Hoare annotation was computed. [2019-10-15 01:19:18,526 INFO L443 ceAbstractionStarter]: For program point L620(line 620) no Hoare annotation was computed. [2019-10-15 01:19:18,526 INFO L443 ceAbstractionStarter]: For program point L619(line 619) no Hoare annotation was computed. [2019-10-15 01:19:18,527 INFO L443 ceAbstractionStarter]: For program point L618(line 618) no Hoare annotation was computed. [2019-10-15 01:19:18,527 INFO L443 ceAbstractionStarter]: For program point L617(line 617) no Hoare annotation was computed. [2019-10-15 01:19:18,527 INFO L443 ceAbstractionStarter]: For program point L616(line 616) no Hoare annotation was computed. [2019-10-15 01:19:18,527 INFO L443 ceAbstractionStarter]: For program point L615(line 615) no Hoare annotation was computed. [2019-10-15 01:19:18,527 INFO L443 ceAbstractionStarter]: For program point L614(line 614) no Hoare annotation was computed. [2019-10-15 01:19:18,527 INFO L443 ceAbstractionStarter]: For program point L613(line 613) no Hoare annotation was computed. [2019-10-15 01:19:18,527 INFO L443 ceAbstractionStarter]: For program point L612(line 612) no Hoare annotation was computed. [2019-10-15 01:19:18,527 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-10-15 01:19:18,528 INFO L443 ceAbstractionStarter]: For program point L610(line 610) no Hoare annotation was computed. [2019-10-15 01:19:18,528 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 735 743) no Hoare annotation was computed. [2019-10-15 01:19:18,528 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 735 743) the Hoare annotation is: true [2019-10-15 01:19:18,528 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 735 743) no Hoare annotation was computed. [2019-10-15 01:19:18,528 INFO L443 ceAbstractionStarter]: For program point L763(lines 763 771) no Hoare annotation was computed. [2019-10-15 01:19:18,528 INFO L443 ceAbstractionStarter]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2019-10-15 01:19:18,528 INFO L443 ceAbstractionStarter]: For program point L751(lines 751 759) no Hoare annotation was computed. [2019-10-15 01:19:18,528 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 744 779) no Hoare annotation was computed. [2019-10-15 01:19:18,529 INFO L443 ceAbstractionStarter]: For program point L751-2(lines 751 759) no Hoare annotation was computed. [2019-10-15 01:19:18,529 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 744 779) no Hoare annotation was computed. [2019-10-15 01:19:18,529 INFO L443 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2019-10-15 01:19:18,529 INFO L443 ceAbstractionStarter]: For program point L774-1(line 774) no Hoare annotation was computed. [2019-10-15 01:19:18,529 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 744 779) no Hoare annotation was computed. [2019-10-15 01:19:18,529 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-15 01:19:18,529 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-15 01:19:18,529 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 211 256) no Hoare annotation was computed. [2019-10-15 01:19:18,530 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 211 256) no Hoare annotation was computed. [2019-10-15 01:19:18,530 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 211 256) no Hoare annotation was computed. [2019-10-15 01:19:18,530 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 551) no Hoare annotation was computed. [2019-10-15 01:19:18,530 INFO L443 ceAbstractionStarter]: For program point L538(lines 538 558) no Hoare annotation was computed. [2019-10-15 01:19:18,530 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 524 569) no Hoare annotation was computed. [2019-10-15 01:19:18,530 INFO L443 ceAbstractionStarter]: For program point L538-1(lines 538 558) no Hoare annotation was computed. [2019-10-15 01:19:18,530 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 524 569) no Hoare annotation was computed. [2019-10-15 01:19:18,530 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 524 569) no Hoare annotation was computed. [2019-10-15 01:19:18,531 INFO L439 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:18,531 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 636 646) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:18,531 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 636 646) no Hoare annotation was computed. [2019-10-15 01:19:18,531 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 636 646) no Hoare annotation was computed. [2019-10-15 01:19:18,531 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 724 734) no Hoare annotation was computed. [2019-10-15 01:19:18,531 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 724 734) no Hoare annotation was computed. [2019-10-15 01:19:18,531 INFO L443 ceAbstractionStarter]: For program point L729(line 729) no Hoare annotation was computed. [2019-10-15 01:19:18,532 INFO L443 ceAbstractionStarter]: For program point L729-1(line 729) no Hoare annotation was computed. [2019-10-15 01:19:18,532 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 724 734) no Hoare annotation was computed. [2019-10-15 01:19:18,532 INFO L443 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 716 723) no Hoare annotation was computed. [2019-10-15 01:19:18,532 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 716 723) no Hoare annotation was computed. [2019-10-15 01:19:18,532 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 716 723) no Hoare annotation was computed. [2019-10-15 01:19:18,532 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 701 707) no Hoare annotation was computed. [2019-10-15 01:19:18,532 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 701 707) the Hoare annotation is: true [2019-10-15 01:19:18,533 INFO L443 ceAbstractionStarter]: For program point L801(lines 801 805) no Hoare annotation was computed. [2019-10-15 01:19:18,533 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 789 854) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:18,533 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 789 854) no Hoare annotation was computed. [2019-10-15 01:19:18,533 INFO L439 ceAbstractionStarter]: At program point L847(lines 798 848) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:18,533 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 841) no Hoare annotation was computed. [2019-10-15 01:19:18,533 INFO L439 ceAbstractionStarter]: At program point L837-2(lines 829 842) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-15 01:19:18,534 INFO L443 ceAbstractionStarter]: For program point L800(lines 799 846) no Hoare annotation was computed. [2019-10-15 01:19:18,534 INFO L439 ceAbstractionStarter]: At program point L831(line 831) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-15 01:19:18,534 INFO L443 ceAbstractionStarter]: For program point L829(lines 829 842) no Hoare annotation was computed. [2019-10-15 01:19:18,534 INFO L439 ceAbstractionStarter]: At program point L821(line 821) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-15 01:19:18,534 INFO L443 ceAbstractionStarter]: For program point L819(lines 819 825) no Hoare annotation was computed. [2019-10-15 01:19:18,534 INFO L443 ceAbstractionStarter]: For program point L819-1(lines 819 825) no Hoare annotation was computed. [2019-10-15 01:19:18,535 INFO L439 ceAbstractionStarter]: At program point L844(lines 799 846) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-15 01:19:18,535 INFO L439 ceAbstractionStarter]: At program point L811(line 811) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-15 01:19:18,535 INFO L443 ceAbstractionStarter]: For program point L809(lines 809 815) no Hoare annotation was computed. [2019-10-15 01:19:18,535 INFO L443 ceAbstractionStarter]: For program point L809-1(lines 809 815) no Hoare annotation was computed. [2019-10-15 01:19:18,535 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 789 854) no Hoare annotation was computed. [2019-10-15 01:19:18,535 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 478 523) no Hoare annotation was computed. [2019-10-15 01:19:18,535 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 478 523) no Hoare annotation was computed. [2019-10-15 01:19:18,536 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2019-10-15 01:19:18,536 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 478 523) no Hoare annotation was computed. [2019-10-15 01:19:18,536 INFO L443 ceAbstractionStarter]: For program point L492(lines 492 512) no Hoare annotation was computed. [2019-10-15 01:19:18,536 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 492 512) no Hoare annotation was computed. [2019-10-15 01:19:18,536 INFO L439 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-15 01:19:18,536 INFO L443 ceAbstractionStarter]: For program point L188(lines 188 194) no Hoare annotation was computed. [2019-10-15 01:19:18,536 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 197) no Hoare annotation was computed. [2019-10-15 01:19:18,537 INFO L439 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 01:19:18,537 INFO L443 ceAbstractionStarter]: For program point L185-1(line 185) no Hoare annotation was computed. [2019-10-15 01:19:18,537 INFO L443 ceAbstractionStarter]: For program point L183(lines 183 200) no Hoare annotation was computed. [2019-10-15 01:19:18,537 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 175 203) no Hoare annotation was computed. [2019-10-15 01:19:18,537 INFO L446 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: true [2019-10-15 01:19:18,537 INFO L443 ceAbstractionStarter]: For program point L181-1(line 181) no Hoare annotation was computed. [2019-10-15 01:19:18,537 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 175 203) the Hoare annotation is: true [2019-10-15 01:19:18,537 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 175 203) no Hoare annotation was computed. [2019-10-15 01:19:18,538 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 147) no Hoare annotation was computed. [2019-10-15 01:19:18,538 INFO L443 ceAbstractionStarter]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2019-10-15 01:19:18,538 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2019-10-15 01:19:18,538 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2019-10-15 01:19:18,538 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 131 153) no Hoare annotation was computed. [2019-10-15 01:19:18,538 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 167 174) the Hoare annotation is: true [2019-10-15 01:19:18,538 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 167 174) no Hoare annotation was computed. [2019-10-15 01:19:18,539 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 167 174) no Hoare annotation was computed. [2019-10-15 01:19:18,539 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:19:18,539 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:19:18,539 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:19:18,539 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 375 477) no Hoare annotation was computed. [2019-10-15 01:19:18,539 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-10-15 01:19:18,539 INFO L443 ceAbstractionStarter]: For program point L440-1(line 440) no Hoare annotation was computed. [2019-10-15 01:19:18,539 INFO L443 ceAbstractionStarter]: For program point L399(lines 399 403) no Hoare annotation was computed. [2019-10-15 01:19:18,540 INFO L443 ceAbstractionStarter]: For program point L463(lines 463 474) no Hoare annotation was computed. [2019-10-15 01:19:18,540 INFO L443 ceAbstractionStarter]: For program point L426(lines 426 430) no Hoare annotation was computed. [2019-10-15 01:19:18,540 INFO L443 ceAbstractionStarter]: For program point L424-2(lines 424 444) no Hoare annotation was computed. [2019-10-15 01:19:18,540 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 375 477) no Hoare annotation was computed. [2019-10-15 01:19:18,540 INFO L443 ceAbstractionStarter]: For program point L445(lines 423 446) no Hoare annotation was computed. [2019-10-15 01:19:18,540 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 420) no Hoare annotation was computed. [2019-10-15 01:19:18,540 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 375 477) no Hoare annotation was computed. [2019-10-15 01:19:18,540 INFO L443 ceAbstractionStarter]: For program point L464(lines 464 471) no Hoare annotation was computed. [2019-10-15 01:19:18,541 INFO L443 ceAbstractionStarter]: For program point L425(lines 424 444) no Hoare annotation was computed. [2019-10-15 01:19:18,541 INFO L443 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2019-10-15 01:19:18,541 INFO L443 ceAbstractionStarter]: For program point L456-1(line 456) no Hoare annotation was computed. [2019-10-15 01:19:18,541 INFO L443 ceAbstractionStarter]: For program point L421(lines 421 462) no Hoare annotation was computed. [2019-10-15 01:19:18,541 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:18,541 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:19:18,541 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:18,541 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 708 715) no Hoare annotation was computed. [2019-10-15 01:19:18,541 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 708 715) no Hoare annotation was computed. [2019-10-15 01:19:18,542 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 708 715) no Hoare annotation was computed. [2019-10-15 01:19:18,542 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 154 162) no Hoare annotation was computed. [2019-10-15 01:19:18,542 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2019-10-15 01:19:18,542 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2019-10-15 01:19:18,542 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2019-10-15 01:19:18,542 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:18,542 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2019-10-15 01:19:18,542 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:18,543 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:19:18,543 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:18,543 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2019-10-15 01:19:18,543 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2019-10-15 01:19:18,543 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2019-10-15 01:19:18,543 INFO L446 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: true [2019-10-15 01:19:18,543 INFO L446 ceAbstractionStarter]: At program point L688(lines 688 694) the Hoare annotation is: true [2019-10-15 01:19:18,543 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 677 700) the Hoare annotation is: true [2019-10-15 01:19:18,544 INFO L439 ceAbstractionStarter]: At program point L683(line 683) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-15 01:19:18,544 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 677 700) no Hoare annotation was computed. [2019-10-15 01:19:18,544 INFO L443 ceAbstractionStarter]: For program point L681(lines 680 699) no Hoare annotation was computed. [2019-10-15 01:19:18,544 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 677 700) no Hoare annotation was computed. [2019-10-15 01:19:18,544 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 573 602) no Hoare annotation was computed. [2019-10-15 01:19:18,544 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 573 602) the Hoare annotation is: true [2019-10-15 01:19:18,544 INFO L446 ceAbstractionStarter]: At program point L598(lines 573 602) the Hoare annotation is: true [2019-10-15 01:19:18,544 INFO L443 ceAbstractionStarter]: For program point L594(line 594) no Hoare annotation was computed. [2019-10-15 01:19:18,544 INFO L443 ceAbstractionStarter]: For program point L587(lines 587 591) no Hoare annotation was computed. [2019-10-15 01:19:18,545 INFO L446 ceAbstractionStarter]: At program point L587-1(lines 587 591) the Hoare annotation is: true [2019-10-15 01:19:18,545 INFO L443 ceAbstractionStarter]: For program point L584(line 584) no Hoare annotation was computed. [2019-10-15 01:19:18,545 INFO L446 ceAbstractionStarter]: At program point L583-2(lines 583 597) the Hoare annotation is: true [2019-10-15 01:19:18,545 INFO L446 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: true [2019-10-15 01:19:18,545 INFO L443 ceAbstractionStarter]: For program point L579-1(line 579) no Hoare annotation was computed. [2019-10-15 01:19:18,545 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2019-10-15 01:19:18,545 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2019-10-15 01:19:18,545 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2019-10-15 01:19:18,546 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 628 634) no Hoare annotation was computed. [2019-10-15 01:19:18,546 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 628 634) the Hoare annotation is: true [2019-10-15 01:19:18,546 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:18,546 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:18,546 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:19:18,546 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:18,546 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 780 787) no Hoare annotation was computed. [2019-10-15 01:19:18,547 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 780 787) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)) [2019-10-15 01:19:18,547 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 780 787) no Hoare annotation was computed. [2019-10-15 01:19:18,547 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2019-10-15 01:19:18,547 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2019-10-15 01:19:18,547 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: true [2019-10-15 01:19:18,547 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 856 863) no Hoare annotation was computed. [2019-10-15 01:19:18,547 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-10-15 01:19:18,547 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 856 863) the Hoare annotation is: true [2019-10-15 01:19:18,548 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 856 863) no Hoare annotation was computed. [2019-10-15 01:19:18,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:19:18 BoogieIcfgContainer [2019-10-15 01:19:18,562 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:19:18,565 INFO L168 Benchmark]: Toolchain (without parser) took 4656.62 ms. Allocated memory was 138.9 MB in the beginning and 248.0 MB in the end (delta: 109.1 MB). Free memory was 103.6 MB in the beginning and 194.2 MB in the end (delta: -90.6 MB). Peak memory consumption was 124.0 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:18,566 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 122.2 MB in the beginning and 122.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-15 01:19:18,567 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.68 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 103.4 MB in the beginning and 171.6 MB in the end (delta: -68.2 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:18,568 INFO L168 Benchmark]: Boogie Preprocessor took 94.50 ms. Allocated memory is still 202.9 MB. Free memory was 171.6 MB in the beginning and 167.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:18,569 INFO L168 Benchmark]: RCFGBuilder took 1155.65 ms. Allocated memory was 202.9 MB in the beginning and 237.0 MB in the end (delta: 34.1 MB). Free memory was 167.2 MB in the beginning and 202.5 MB in the end (delta: -35.3 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:18,572 INFO L168 Benchmark]: TraceAbstraction took 2783.15 ms. Allocated memory was 237.0 MB in the beginning and 248.0 MB in the end (delta: 11.0 MB). Free memory was 202.5 MB in the beginning and 194.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 124.8 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:18,579 INFO L335 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 138.9 MB. Free memory was 122.2 MB in the beginning and 122.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 618.68 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 103.4 MB in the beginning and 171.6 MB in the end (delta: -68.2 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.50 ms. Allocated memory is still 202.9 MB. Free memory was 171.6 MB in the beginning and 167.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1155.65 ms. Allocated memory was 202.9 MB in the beginning and 237.0 MB in the end (delta: 34.1 MB). Free memory was 167.2 MB in the beginning and 202.5 MB in the end (delta: -35.3 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2783.15 ms. Allocated memory was 237.0 MB in the beginning and 248.0 MB in the end (delta: 11.0 MB). Free memory was 202.5 MB in the beginning and 194.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 124.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: 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: 798]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || (1 == systemActive && 0 == splverifierCounter) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 203 locations, 1 error locations. Result: SAFE, OverallTime: 2.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 468 SDtfs, 184 SDslu, 776 SDs, 0 SdLazy, 181 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 163 PreInvPairs, 178 NumberOfFragments, 391 HoareAnnotationTreeSize, 163 FomulaSimplifications, 70 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 44 FomulaSimplificationsInter, 576 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 279 ConstructedInterpolants, 0 QuantifiedInterpolants, 28779 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...