./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec1_product11_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec1_product11_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f23bb253fda469390163082e0c766ae9a3058c00 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 18:43:07,596 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:43:07,597 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:43:07,609 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:43:07,609 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:43:07,610 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:43:07,612 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:43:07,614 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:43:07,616 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:43:07,616 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:43:07,617 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:43:07,618 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:43:07,618 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:43:07,619 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:43:07,621 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:43:07,621 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:43:07,622 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:43:07,624 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:43:07,627 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:43:07,628 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:43:07,630 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:43:07,631 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:43:07,633 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:43:07,634 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:43:07,634 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:43:07,635 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:43:07,636 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:43:07,637 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:43:07,637 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:43:07,639 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:43:07,639 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:43:07,640 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:43:07,640 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:43:07,640 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:43:07,641 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:43:07,642 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:43:07,642 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:43:07,665 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:43:07,666 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:43:07,667 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:43:07,667 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:43:07,667 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:43:07,667 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:43:07,668 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:43:07,668 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:43:07,668 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:43:07,668 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:43:07,668 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:43:07,669 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:43:07,669 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:43:07,669 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:43:07,669 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:43:07,669 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:43:07,669 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:43:07,670 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:43:07,670 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:43:07,670 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:43:07,670 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:43:07,670 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:43:07,670 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:43:07,671 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:43:07,671 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:43:07,671 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:43:07,671 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:43:07,671 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:43:07,672 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:43:07,672 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:43:07,672 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f23bb253fda469390163082e0c766ae9a3058c00 [2018-11-28 18:43:07,708 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:43:07,730 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:43:07,737 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:43:07,740 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:43:07,741 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:43:07,741 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec1_product11_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:07,805 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7366afee0/2340d779ade744beb8e3da8b6c3e4ccc/FLAG03995c1d4 [2018-11-28 18:43:08,271 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:43:08,272 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec1_product11_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:08,285 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7366afee0/2340d779ade744beb8e3da8b6c3e4ccc/FLAG03995c1d4 [2018-11-28 18:43:08,587 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7366afee0/2340d779ade744beb8e3da8b6c3e4ccc [2018-11-28 18:43:08,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:43:08,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:43:08,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:43:08,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:43:08,602 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:43:08,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:43:08" (1/1) ... [2018-11-28 18:43:08,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4874b7fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:08, skipping insertion in model container [2018-11-28 18:43:08,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:43:08" (1/1) ... [2018-11-28 18:43:08,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:43:08,675 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:43:09,030 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:43:09,061 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:43:09,171 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:43:09,210 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:43:09,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:09 WrapperNode [2018-11-28 18:43:09,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:43:09,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:43:09,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:43:09,212 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:43:09,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:09" (1/1) ... [2018-11-28 18:43:09,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:09" (1/1) ... [2018-11-28 18:43:09,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:43:09,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:43:09,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:43:09,360 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:43:09,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:09" (1/1) ... [2018-11-28 18:43:09,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:09" (1/1) ... [2018-11-28 18:43:09,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:09" (1/1) ... [2018-11-28 18:43:09,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:09" (1/1) ... [2018-11-28 18:43:09,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:09" (1/1) ... [2018-11-28 18:43:09,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:09" (1/1) ... [2018-11-28 18:43:09,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:09" (1/1) ... [2018-11-28 18:43:09,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:43:09,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:43:09,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:43:09,434 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:43:09,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:09" (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 [2018-11-28 18:43:09,511 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:43:09,513 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:43:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:43:09,514 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:43:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 18:43:09,514 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 18:43:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:43:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:43:09,516 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:43:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:43:09,516 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:43:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:43:09,517 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:43:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 18:43:09,517 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 18:43:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:43:09,517 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:43:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:43:09,520 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:43:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:43:09,520 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:43:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:43:09,521 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:43:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:43:09,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:43:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:43:09,521 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:43:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:43:09,521 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:43:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:43:09,522 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:43:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:43:09,522 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:43:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:43:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:43:09,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:43:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:43:09,523 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:43:09,523 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:43:09,524 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:43:09,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:43:09,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:43:09,524 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:43:09,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:43:10,620 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:43:10,620 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:43:10,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:10 BoogieIcfgContainer [2018-11-28 18:43:10,621 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:43:10,623 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:43:10,623 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:43:10,627 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:43:10,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:43:08" (1/3) ... [2018-11-28 18:43:10,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4528638c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:43:10, skipping insertion in model container [2018-11-28 18:43:10,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:09" (2/3) ... [2018-11-28 18:43:10,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4528638c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:43:10, skipping insertion in model container [2018-11-28 18:43:10,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:10" (3/3) ... [2018-11-28 18:43:10,632 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product11_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:10,648 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:43:10,656 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:43:10,672 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:43:10,708 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:43:10,709 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:43:10,709 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:43:10,709 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:43:10,709 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:43:10,709 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:43:10,709 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:43:10,710 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:43:10,710 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:43:10,731 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2018-11-28 18:43:10,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-28 18:43:10,739 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:10,740 INFO L402 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] [2018-11-28 18:43:10,743 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:10,748 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:10,748 INFO L82 PathProgramCache]: Analyzing trace with hash 1559228928, now seen corresponding path program 1 times [2018-11-28 18:43:10,750 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:10,750 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:10,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:10,794 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:10,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:11,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:11,087 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:11,088 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:43:11,093 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:43:11,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:43:11,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:43:11,116 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 2 states. [2018-11-28 18:43:11,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:11,154 INFO L93 Difference]: Finished difference Result 180 states and 225 transitions. [2018-11-28 18:43:11,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:43:11,155 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-28 18:43:11,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:11,167 INFO L225 Difference]: With dead ends: 180 [2018-11-28 18:43:11,167 INFO L226 Difference]: Without dead ends: 90 [2018-11-28 18:43:11,171 INFO L631 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 [2018-11-28 18:43:11,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-11-28 18:43:11,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2018-11-28 18:43:11,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-11-28 18:43:11,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2018-11-28 18:43:11,222 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 46 [2018-11-28 18:43:11,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:11,222 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2018-11-28 18:43:11,223 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:43:11,223 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2018-11-28 18:43:11,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 18:43:11,228 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:11,228 INFO L402 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] [2018-11-28 18:43:11,228 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:11,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:11,229 INFO L82 PathProgramCache]: Analyzing trace with hash -123903110, now seen corresponding path program 1 times [2018-11-28 18:43:11,229 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:11,229 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:11,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:11,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:11,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:11,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:11,422 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:11,422 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:43:11,424 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:43:11,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:43:11,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:43:11,426 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 3 states. [2018-11-28 18:43:11,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:11,451 INFO L93 Difference]: Finished difference Result 120 states and 137 transitions. [2018-11-28 18:43:11,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:43:11,451 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-28 18:43:11,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:11,454 INFO L225 Difference]: With dead ends: 120 [2018-11-28 18:43:11,454 INFO L226 Difference]: Without dead ends: 81 [2018-11-28 18:43:11,457 INFO L631 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 [2018-11-28 18:43:11,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-11-28 18:43:11,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2018-11-28 18:43:11,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-11-28 18:43:11,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2018-11-28 18:43:11,470 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 47 [2018-11-28 18:43:11,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:11,471 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2018-11-28 18:43:11,471 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:43:11,471 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2018-11-28 18:43:11,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 18:43:11,474 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:11,475 INFO L402 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] [2018-11-28 18:43:11,475 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:11,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:11,475 INFO L82 PathProgramCache]: Analyzing trace with hash -1312807510, now seen corresponding path program 1 times [2018-11-28 18:43:11,475 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:11,476 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:11,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:11,477 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:11,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:11,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:11,692 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:11,692 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:43:11,692 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:43:11,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:43:11,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:43:11,694 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 3 states. [2018-11-28 18:43:11,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:11,770 INFO L93 Difference]: Finished difference Result 190 states and 226 transitions. [2018-11-28 18:43:11,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:43:11,772 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2018-11-28 18:43:11,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:11,777 INFO L225 Difference]: With dead ends: 190 [2018-11-28 18:43:11,777 INFO L226 Difference]: Without dead ends: 133 [2018-11-28 18:43:11,778 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:43:11,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-11-28 18:43:11,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 123. [2018-11-28 18:43:11,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-11-28 18:43:11,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 145 transitions. [2018-11-28 18:43:11,802 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 145 transitions. Word has length 51 [2018-11-28 18:43:11,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:11,802 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 145 transitions. [2018-11-28 18:43:11,802 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:43:11,803 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 145 transitions. [2018-11-28 18:43:11,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-28 18:43:11,805 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:11,805 INFO L402 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] [2018-11-28 18:43:11,805 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:11,806 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:11,806 INFO L82 PathProgramCache]: Analyzing trace with hash 1563374430, now seen corresponding path program 1 times [2018-11-28 18:43:11,806 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:11,806 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:11,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:11,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:11,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:12,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:12,146 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:12,146 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:43:12,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:12,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:12,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:12,149 INFO L87 Difference]: Start difference. First operand 123 states and 145 transitions. Second operand 6 states. [2018-11-28 18:43:12,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:12,618 INFO L93 Difference]: Finished difference Result 310 states and 384 transitions. [2018-11-28 18:43:12,619 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:43:12,619 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2018-11-28 18:43:12,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:12,624 INFO L225 Difference]: With dead ends: 310 [2018-11-28 18:43:12,626 INFO L226 Difference]: Without dead ends: 211 [2018-11-28 18:43:12,627 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:43:12,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2018-11-28 18:43:12,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 207. [2018-11-28 18:43:12,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2018-11-28 18:43:12,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 248 transitions. [2018-11-28 18:43:12,666 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 248 transitions. Word has length 54 [2018-11-28 18:43:12,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:12,666 INFO L480 AbstractCegarLoop]: Abstraction has 207 states and 248 transitions. [2018-11-28 18:43:12,667 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:12,667 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 248 transitions. [2018-11-28 18:43:12,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-28 18:43:12,670 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:12,670 INFO L402 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] [2018-11-28 18:43:12,670 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:12,671 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:12,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1113584794, now seen corresponding path program 1 times [2018-11-28 18:43:12,671 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:12,671 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:12,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:12,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:12,673 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:13,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:13,092 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:13,092 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:43:13,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:13,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:13,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:13,094 INFO L87 Difference]: Start difference. First operand 207 states and 248 transitions. Second operand 6 states. [2018-11-28 18:43:13,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:13,631 INFO L93 Difference]: Finished difference Result 367 states and 454 transitions. [2018-11-28 18:43:13,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 18:43:13,639 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2018-11-28 18:43:13,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:13,641 INFO L225 Difference]: With dead ends: 367 [2018-11-28 18:43:13,642 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:43:13,645 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:43:13,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:43:13,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:43:13,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:43:13,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:43:13,647 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2018-11-28 18:43:13,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:13,647 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:43:13,647 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:13,647 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:43:13,647 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:43:13,653 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:43:13,991 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 4 [2018-11-28 18:43:14,181 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 4 [2018-11-28 18:43:14,378 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-28 18:43:14,569 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-28 18:43:14,963 WARN L180 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 8 [2018-11-28 18:43:15,185 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 1 [2018-11-28 18:43:15,337 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-28 18:43:15,439 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-28 18:43:15,954 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 247 254) the Hoare annotation is: true [2018-11-28 18:43:15,954 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 247 254) no Hoare annotation was computed. [2018-11-28 18:43:15,954 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 247 254) no Hoare annotation was computed. [2018-11-28 18:43:15,954 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 214 220) no Hoare annotation was computed. [2018-11-28 18:43:15,954 INFO L451 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 214 220) the Hoare annotation is: true [2018-11-28 18:43:15,955 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 162 168) the Hoare annotation is: true [2018-11-28 18:43:15,955 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 162 168) no Hoare annotation was computed. [2018-11-28 18:43:15,955 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 169 177) no Hoare annotation was computed. [2018-11-28 18:43:15,955 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 169 177) the Hoare annotation is: true [2018-11-28 18:43:15,955 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 169 177) no Hoare annotation was computed. [2018-11-28 18:43:15,955 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 327 392) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-11-28 18:43:15,956 INFO L444 ceAbstractionStarter]: At program point L382(lines 337 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:43:15,957 INFO L444 ceAbstractionStarter]: At program point L349(line 349) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:43:15,958 INFO L448 ceAbstractionStarter]: For program point L347(lines 347 353) no Hoare annotation was computed. [2018-11-28 18:43:15,958 INFO L448 ceAbstractionStarter]: For program point L347-1(lines 347 353) no Hoare annotation was computed. [2018-11-28 18:43:15,958 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 327 392) no Hoare annotation was computed. [2018-11-28 18:43:15,958 INFO L448 ceAbstractionStarter]: For program point L339(lines 339 343) no Hoare annotation was computed. [2018-11-28 18:43:15,958 INFO L444 ceAbstractionStarter]: At program point L385(lines 336 386) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:43:15,958 INFO L444 ceAbstractionStarter]: At program point L375(line 375) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:43:15,958 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 379) no Hoare annotation was computed. [2018-11-28 18:43:15,959 INFO L444 ceAbstractionStarter]: At program point L373-1(lines 367 380) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:43:15,959 INFO L448 ceAbstractionStarter]: For program point L338(lines 337 384) no Hoare annotation was computed. [2018-11-28 18:43:15,959 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 380) no Hoare annotation was computed. [2018-11-28 18:43:15,959 INFO L444 ceAbstractionStarter]: At program point L359(line 359) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:43:15,959 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 363) no Hoare annotation was computed. [2018-11-28 18:43:15,959 INFO L448 ceAbstractionStarter]: For program point L357-1(lines 357 363) no Hoare annotation was computed. [2018-11-28 18:43:15,959 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 327 392) no Hoare annotation was computed. [2018-11-28 18:43:15,959 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-11-28 18:43:15,960 INFO L448 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-11-28 18:43:15,960 INFO L444 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-11-28 18:43:15,960 INFO L444 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-11-28 18:43:15,960 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-11-28 18:43:15,960 INFO L444 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-11-28 18:43:15,960 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-11-28 18:43:15,960 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-11-28 18:43:15,961 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-11-28 18:43:15,961 INFO L444 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-11-28 18:43:15,961 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-11-28 18:43:15,961 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 311 325) no Hoare annotation was computed. [2018-11-28 18:43:15,961 INFO L444 ceAbstractionStarter]: At program point L317(line 317) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-28 18:43:15,961 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 321) no Hoare annotation was computed. [2018-11-28 18:43:15,961 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 311 325) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-11-28 18:43:15,961 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 311 325) no Hoare annotation was computed. [2018-11-28 18:43:15,962 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 266 274) no Hoare annotation was computed. [2018-11-28 18:43:15,962 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 266 274) the Hoare annotation is: true [2018-11-28 18:43:15,962 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 266 274) no Hoare annotation was computed. [2018-11-28 18:43:15,962 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:43:15,962 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:43:15,962 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:43:15,962 INFO L448 ceAbstractionStarter]: For program point L434-1(lines 430 441) no Hoare annotation was computed. [2018-11-28 18:43:15,962 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 430 441) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:43:15,962 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 430 441) no Hoare annotation was computed. [2018-11-28 18:43:15,963 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 442 450) the Hoare annotation is: true [2018-11-28 18:43:15,963 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 442 450) no Hoare annotation was computed. [2018-11-28 18:43:15,963 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 442 450) no Hoare annotation was computed. [2018-11-28 18:43:15,963 INFO L451 ceAbstractionStarter]: At program point timeShiftENTRY(lines 190 213) the Hoare annotation is: true [2018-11-28 18:43:15,963 INFO L444 ceAbstractionStarter]: At program point L203(line 203) the Hoare annotation is: (or (not (= ~systemActive~0 0)) (not (= 0 ~pumpRunning~0))) [2018-11-28 18:43:15,963 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 190 213) no Hoare annotation was computed. [2018-11-28 18:43:15,963 INFO L451 ceAbstractionStarter]: At program point L201(lines 201 207) the Hoare annotation is: true [2018-11-28 18:43:15,963 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 190 213) no Hoare annotation was computed. [2018-11-28 18:43:15,963 INFO L444 ceAbstractionStarter]: At program point L196(line 196) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-28 18:43:15,964 INFO L448 ceAbstractionStarter]: For program point L194(lines 193 212) no Hoare annotation was computed. [2018-11-28 18:43:15,964 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-11-28 18:43:15,964 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-28 18:43:15,964 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-11-28 18:43:15,964 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-28 18:43:15,964 INFO L451 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-11-28 18:43:15,964 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-28 18:43:15,964 INFO L451 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2018-11-28 18:43:15,964 INFO L451 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-11-28 18:43:15,965 INFO L448 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-11-28 18:43:15,965 INFO L451 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-11-28 18:43:15,965 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 406 417) the Hoare annotation is: true [2018-11-28 18:43:15,965 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 406 417) no Hoare annotation was computed. [2018-11-28 18:43:15,965 INFO L448 ceAbstractionStarter]: For program point L410-1(lines 406 417) no Hoare annotation was computed. [2018-11-28 18:43:15,965 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 155 161) no Hoare annotation was computed. [2018-11-28 18:43:15,965 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 155 161) the Hoare annotation is: true [2018-11-28 18:43:15,965 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-28 18:43:15,965 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-11-28 18:43:15,966 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:43:15,966 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) [2018-11-28 18:43:15,966 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:43:15,966 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:43:15,966 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 418 429) no Hoare annotation was computed. [2018-11-28 18:43:15,966 INFO L448 ceAbstractionStarter]: For program point L422-1(lines 418 429) no Hoare annotation was computed. [2018-11-28 18:43:15,966 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 418 429) the Hoare annotation is: true [2018-11-28 18:43:15,966 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 394 401) no Hoare annotation was computed. [2018-11-28 18:43:15,967 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 398) no Hoare annotation was computed. [2018-11-28 18:43:15,967 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 394 401) the Hoare annotation is: true [2018-11-28 18:43:15,967 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 394 401) no Hoare annotation was computed. [2018-11-28 18:43:15,967 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-11-28 18:43:15,967 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-11-28 18:43:15,967 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-11-28 18:43:15,967 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 484 508) the Hoare annotation is: true [2018-11-28 18:43:15,967 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 484 508) no Hoare annotation was computed. [2018-11-28 18:43:15,967 INFO L444 ceAbstractionStarter]: At program point L498(line 498) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-28 18:43:15,968 INFO L448 ceAbstractionStarter]: For program point L496(lines 496 502) no Hoare annotation was computed. [2018-11-28 18:43:15,968 INFO L444 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 18:43:15,968 INFO L448 ceAbstractionStarter]: For program point L494-1(line 494) no Hoare annotation was computed. [2018-11-28 18:43:15,968 INFO L448 ceAbstractionStarter]: For program point L492(lines 492 505) no Hoare annotation was computed. [2018-11-28 18:43:15,968 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 484 508) no Hoare annotation was computed. [2018-11-28 18:43:15,968 INFO L451 ceAbstractionStarter]: At program point L490(line 490) the Hoare annotation is: true [2018-11-28 18:43:15,968 INFO L448 ceAbstractionStarter]: For program point L490-1(line 490) no Hoare annotation was computed. [2018-11-28 18:43:15,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:43:15 BoogieIcfgContainer [2018-11-28 18:43:15,981 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:43:15,981 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:43:15,982 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:43:15,982 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:43:15,982 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:10" (3/4) ... [2018-11-28 18:43:15,986 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:43:15,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:43:15,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:43:15,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:43:15,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:43:15,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:43:15,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:43:15,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 18:43:15,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:43:15,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:43:15,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:43:15,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 18:43:15,995 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:43:15,995 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:43:15,995 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:43:15,995 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:43:15,995 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:43:15,996 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:43:15,996 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:43:15,996 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:43:15,996 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:43:16,004 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-11-28 18:43:16,005 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 18:43:16,005 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 18:43:16,006 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 18:43:16,006 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:43:16,007 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:43:16,040 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || \old(systemActive) == 0) || !(\old(methaneLevelCritical) == 0) [2018-11-28 18:43:16,040 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(methaneLevelCritical) == 0) [2018-11-28 18:43:16,103 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:43:16,104 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:43:16,104 INFO L168 Benchmark]: Toolchain (without parser) took 7513.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 948.7 MB in the beginning and 850.0 MB in the end (delta: 98.7 MB). Peak memory consumption was 229.2 MB. Max. memory is 11.5 GB. [2018-11-28 18:43:16,106 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:43:16,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.34 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 927.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-28 18:43:16,106 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -191.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-11-28 18:43:16,107 INFO L168 Benchmark]: Boogie Preprocessor took 74.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:43:16,107 INFO L168 Benchmark]: RCFGBuilder took 1187.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2018-11-28 18:43:16,108 INFO L168 Benchmark]: TraceAbstraction took 5358.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 856.7 MB in the end (delta: 222.9 MB). Peak memory consumption was 222.9 MB. Max. memory is 11.5 GB. [2018-11-28 18:43:16,108 INFO L168 Benchmark]: Witness Printer took 122.23 ms. Allocated memory is still 1.2 GB. Free memory was 856.7 MB in the beginning and 850.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-28 18:43:16,110 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 615.34 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 927.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 146.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -191.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1187.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5358.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 856.7 MB in the end (delta: 222.9 MB). Peak memory consumption was 222.9 MB. Max. memory is 11.5 GB. * Witness Printer took 122.23 ms. Allocated memory is still 1.2 GB. Free memory was 856.7 MB in the beginning and 850.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 398]: 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: 336]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || \old(systemActive) == 0) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 21 procedures, 103 locations, 1 error locations. SAFE Result, 5.2s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 2.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 481 SDtfs, 172 SDslu, 652 SDs, 0 SdLazy, 105 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=207occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 234 PreInvPairs, 263 NumberOfFragments, 374 HoareAnnotationTreeSize, 234 FomulaSimplifications, 194 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 769 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 23979 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...