./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec1_product03_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_product03_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 76dc507b12cb3a2bccac05c4e284ee3cd573db6d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:42:58,492 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:42:58,494 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:42:58,506 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:42:58,507 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:42:58,508 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:42:58,509 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:42:58,511 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:42:58,513 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:42:58,514 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:42:58,515 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:42:58,515 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:42:58,516 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:42:58,517 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:42:58,519 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:42:58,519 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:42:58,520 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:42:58,522 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:42:58,524 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:42:58,526 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:42:58,528 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:42:58,529 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:42:58,531 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:42:58,532 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:42:58,532 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:42:58,533 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:42:58,534 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:42:58,535 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:42:58,536 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:42:58,537 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:42:58,538 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:42:58,538 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:42:58,539 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:42:58,539 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:42:58,540 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:42:58,541 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:42:58,541 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:42:58,557 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:42:58,557 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:42:58,558 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:42:58,558 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:42:58,559 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:42:58,560 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:42:58,560 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:42:58,560 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:42:58,560 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:42:58,560 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:42:58,560 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:42:58,561 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:42:58,561 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:42:58,561 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:42:58,561 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:42:58,561 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:42:58,561 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:42:58,562 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:42:58,563 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:42:58,563 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:42:58,563 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:42:58,564 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:42:58,564 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:42:58,564 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:42:58,564 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:42:58,564 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:42:58,564 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:42:58,565 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:42:58,566 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:42:58,566 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:42:58,566 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 -> 76dc507b12cb3a2bccac05c4e284ee3cd573db6d [2018-11-28 18:42:58,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:42:58,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:42:58,638 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:42:58,640 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:42:58,640 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:42:58,642 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec1_product03_true-unreach-call_false-termination.cil.c [2018-11-28 18:42:58,704 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4077d71c8/deb96fa0c2e34a2e9d76cb6ffb8cc0fc/FLAG0395cc1b7 [2018-11-28 18:42:59,208 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:42:59,210 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec1_product03_true-unreach-call_false-termination.cil.c [2018-11-28 18:42:59,223 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4077d71c8/deb96fa0c2e34a2e9d76cb6ffb8cc0fc/FLAG0395cc1b7 [2018-11-28 18:42:59,535 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4077d71c8/deb96fa0c2e34a2e9d76cb6ffb8cc0fc [2018-11-28 18:42:59,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:42:59,541 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:42:59,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:42:59,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:42:59,547 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:42:59,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:42:59" (1/1) ... [2018-11-28 18:42:59,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44bde0e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:42:59, skipping insertion in model container [2018-11-28 18:42:59,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:42:59" (1/1) ... [2018-11-28 18:42:59,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:42:59,624 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:43:00,066 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:43:00,099 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:43:00,210 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:43:00,242 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:43:00,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:00 WrapperNode [2018-11-28 18:43:00,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:43:00,243 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:43:00,244 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:43:00,244 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:43:00,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:00" (1/1) ... [2018-11-28 18:43:00,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:00" (1/1) ... [2018-11-28 18:43:00,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:43:00,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:43:00,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:43:00,355 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:43:00,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:00" (1/1) ... [2018-11-28 18:43:00,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:00" (1/1) ... [2018-11-28 18:43:00,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:00" (1/1) ... [2018-11-28 18:43:00,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:00" (1/1) ... [2018-11-28 18:43:00,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:00" (1/1) ... [2018-11-28 18:43:00,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:00" (1/1) ... [2018-11-28 18:43:00,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:00" (1/1) ... [2018-11-28 18:43:00,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:43:00,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:43:00,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:43:00,397 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:43:00,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:00" (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 18:43:00,453 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:43:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:43:00,454 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:43:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:43:00,454 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:43:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:43:00,454 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 18:43:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 18:43:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:43:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:43:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:43:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:43:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:43:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:43:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:43:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:43:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:43:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:43:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:43:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:43:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:43:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:43:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:43:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:43:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:43:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:43:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 18:43:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 18:43:00,458 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:43:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:43:00,458 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:43:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:43:00,458 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:43:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:43:00,458 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:43:00,460 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:43:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:43:00,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:43:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:43:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:43:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:43:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:43:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:43:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:43:01,327 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:43:01,327 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:43:01,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:01 BoogieIcfgContainer [2018-11-28 18:43:01,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:43:01,328 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:43:01,329 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:43:01,332 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:43:01,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:42:59" (1/3) ... [2018-11-28 18:43:01,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14de5e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:43:01, skipping insertion in model container [2018-11-28 18:43:01,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:00" (2/3) ... [2018-11-28 18:43:01,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14de5e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:43:01, skipping insertion in model container [2018-11-28 18:43:01,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:01" (3/3) ... [2018-11-28 18:43:01,336 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product03_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:01,347 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:43:01,355 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:43:01,374 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:43:01,408 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:43:01,409 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:43:01,409 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:43:01,410 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:43:01,410 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:43:01,410 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:43:01,411 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:43:01,411 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:43:01,411 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:43:01,433 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2018-11-28 18:43:01,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-28 18:43:01,441 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:01,443 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 18:43:01,446 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:01,451 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:01,451 INFO L82 PathProgramCache]: Analyzing trace with hash -1087554490, now seen corresponding path program 1 times [2018-11-28 18:43:01,453 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:01,454 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:01,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:01,500 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:01,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:01,786 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 18:43:01,791 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:01,791 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:43:01,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:43:01,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:43:01,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:43:01,812 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 2 states. [2018-11-28 18:43:01,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:01,853 INFO L93 Difference]: Finished difference Result 180 states and 225 transitions. [2018-11-28 18:43:01,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:43:01,855 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-28 18:43:01,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:01,869 INFO L225 Difference]: With dead ends: 180 [2018-11-28 18:43:01,869 INFO L226 Difference]: Without dead ends: 90 [2018-11-28 18:43:01,875 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 18:43:01,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-11-28 18:43:01,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2018-11-28 18:43:01,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-11-28 18:43:01,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2018-11-28 18:43:01,939 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 46 [2018-11-28 18:43:01,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:01,939 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2018-11-28 18:43:01,940 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:43:01,940 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2018-11-28 18:43:01,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 18:43:01,945 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:01,946 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 18:43:01,946 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:01,946 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:01,946 INFO L82 PathProgramCache]: Analyzing trace with hash 1524280768, now seen corresponding path program 1 times [2018-11-28 18:43:01,947 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:01,947 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:01,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:01,948 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:01,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:02,160 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 18:43:02,160 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:02,161 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:43:02,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:43:02,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:43:02,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:43:02,164 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 3 states. [2018-11-28 18:43:02,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:02,195 INFO L93 Difference]: Finished difference Result 120 states and 137 transitions. [2018-11-28 18:43:02,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:43:02,196 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-28 18:43:02,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:02,198 INFO L225 Difference]: With dead ends: 120 [2018-11-28 18:43:02,199 INFO L226 Difference]: Without dead ends: 81 [2018-11-28 18:43:02,200 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 18:43:02,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-11-28 18:43:02,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2018-11-28 18:43:02,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-11-28 18:43:02,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2018-11-28 18:43:02,214 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 47 [2018-11-28 18:43:02,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:02,214 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2018-11-28 18:43:02,214 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:43:02,214 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2018-11-28 18:43:02,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 18:43:02,217 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:02,217 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 18:43:02,217 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:02,218 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:02,218 INFO L82 PathProgramCache]: Analyzing trace with hash 1612259430, now seen corresponding path program 1 times [2018-11-28 18:43:02,218 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:02,218 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:02,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:02,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:02,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:02,390 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 18:43:02,391 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:02,391 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:43:02,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:43:02,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:43:02,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:43:02,394 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 3 states. [2018-11-28 18:43:02,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:02,492 INFO L93 Difference]: Finished difference Result 190 states and 226 transitions. [2018-11-28 18:43:02,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:43:02,493 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2018-11-28 18:43:02,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:02,501 INFO L225 Difference]: With dead ends: 190 [2018-11-28 18:43:02,501 INFO L226 Difference]: Without dead ends: 133 [2018-11-28 18:43:02,504 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 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 18:43:02,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-11-28 18:43:02,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 123. [2018-11-28 18:43:02,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-11-28 18:43:02,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 145 transitions. [2018-11-28 18:43:02,546 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 145 transitions. Word has length 51 [2018-11-28 18:43:02,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:02,546 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 145 transitions. [2018-11-28 18:43:02,546 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:43:02,547 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 145 transitions. [2018-11-28 18:43:02,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-28 18:43:02,549 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:02,549 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 18:43:02,549 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:02,550 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:02,550 INFO L82 PathProgramCache]: Analyzing trace with hash 717250210, now seen corresponding path program 1 times [2018-11-28 18:43:02,550 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:02,550 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:02,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:02,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:02,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:02,755 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 18:43:02,756 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:02,756 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:43:02,757 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:02,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:02,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:02,758 INFO L87 Difference]: Start difference. First operand 123 states and 145 transitions. Second operand 6 states. [2018-11-28 18:43:03,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:03,206 INFO L93 Difference]: Finished difference Result 310 states and 384 transitions. [2018-11-28 18:43:03,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:43:03,207 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2018-11-28 18:43:03,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:03,211 INFO L225 Difference]: With dead ends: 310 [2018-11-28 18:43:03,211 INFO L226 Difference]: Without dead ends: 211 [2018-11-28 18:43:03,213 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:43:03,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2018-11-28 18:43:03,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 207. [2018-11-28 18:43:03,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2018-11-28 18:43:03,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 248 transitions. [2018-11-28 18:43:03,241 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 248 transitions. Word has length 54 [2018-11-28 18:43:03,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:03,242 INFO L480 AbstractCegarLoop]: Abstraction has 207 states and 248 transitions. [2018-11-28 18:43:03,242 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:03,242 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 248 transitions. [2018-11-28 18:43:03,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-28 18:43:03,246 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:03,246 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 18:43:03,247 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:03,248 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:03,248 INFO L82 PathProgramCache]: Analyzing trace with hash 267460574, now seen corresponding path program 1 times [2018-11-28 18:43:03,248 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:03,248 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:03,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:03,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:03,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:03,563 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 18:43:03,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:03,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:43:03,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:03,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:03,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:03,565 INFO L87 Difference]: Start difference. First operand 207 states and 248 transitions. Second operand 6 states. [2018-11-28 18:43:04,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:04,318 INFO L93 Difference]: Finished difference Result 367 states and 454 transitions. [2018-11-28 18:43:04,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 18:43:04,319 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2018-11-28 18:43:04,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:04,320 INFO L225 Difference]: With dead ends: 367 [2018-11-28 18:43:04,320 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:43:04,323 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 18:43:04,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:43:04,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:43:04,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:43:04,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:43:04,324 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2018-11-28 18:43:04,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:04,325 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:43:04,325 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:04,325 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:43:04,325 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:43:04,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:43:04,650 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-28 18:43:05,097 WARN L180 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 8 [2018-11-28 18:43:05,391 WARN L180 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 8 [2018-11-28 18:43:05,567 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-28 18:43:06,223 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 200 207) the Hoare annotation is: true [2018-11-28 18:43:06,223 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 200 207) no Hoare annotation was computed. [2018-11-28 18:43:06,223 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 200 207) no Hoare annotation was computed. [2018-11-28 18:43:06,224 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 185 191) no Hoare annotation was computed. [2018-11-28 18:43:06,224 INFO L451 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 185 191) the Hoare annotation is: true [2018-11-28 18:43:06,224 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 133 139) the Hoare annotation is: true [2018-11-28 18:43:06,224 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 133 139) no Hoare annotation was computed. [2018-11-28 18:43:06,224 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 140 148) no Hoare annotation was computed. [2018-11-28 18:43:06,224 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 140 148) the Hoare annotation is: true [2018-11-28 18:43:06,224 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 140 148) no Hoare annotation was computed. [2018-11-28 18:43:06,225 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 45 110) 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 18:43:06,227 INFO L444 ceAbstractionStarter]: At program point L93(line 93) 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 18:43:06,227 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2018-11-28 18:43:06,228 INFO L444 ceAbstractionStarter]: At program point L91-1(lines 85 98) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:43:06,228 INFO L448 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2018-11-28 18:43:06,228 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2018-11-28 18:43:06,228 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2018-11-28 18:43:06,228 INFO L444 ceAbstractionStarter]: At program point L77(line 77) 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 18:43:06,228 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-28 18:43:06,228 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2018-11-28 18:43:06,228 INFO L444 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:43:06,229 INFO L444 ceAbstractionStarter]: At program point L67(line 67) 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 18:43:06,229 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-11-28 18:43:06,229 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2018-11-28 18:43:06,229 INFO L448 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2018-11-28 18:43:06,229 INFO L444 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:43:06,229 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2018-11-28 18:43:06,233 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 433 455) 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 18:43:06,233 INFO L444 ceAbstractionStarter]: At program point L445(line 445) 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 18:43:06,233 INFO L444 ceAbstractionStarter]: At program point L445-1(line 445) 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 18:43:06,233 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 450) no Hoare annotation was computed. [2018-11-28 18:43:06,233 INFO L448 ceAbstractionStarter]: For program point L443-1(lines 443 450) no Hoare annotation was computed. [2018-11-28 18:43:06,233 INFO L448 ceAbstractionStarter]: For program point L441(line 441) no Hoare annotation was computed. [2018-11-28 18:43:06,233 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 433 455) no Hoare annotation was computed. [2018-11-28 18:43:06,234 INFO L444 ceAbstractionStarter]: At program point L440(line 440) 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 18:43:06,234 INFO L444 ceAbstractionStarter]: At program point L439(line 439) 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 18:43:06,234 INFO L444 ceAbstractionStarter]: At program point L439-1(line 439) 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 18:43:06,234 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 433 455) no Hoare annotation was computed. [2018-11-28 18:43:06,234 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 264 278) no Hoare annotation was computed. [2018-11-28 18:43:06,234 INFO L444 ceAbstractionStarter]: At program point L270(line 270) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-28 18:43:06,234 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 274) no Hoare annotation was computed. [2018-11-28 18:43:06,234 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 264 278) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-11-28 18:43:06,238 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 264 278) no Hoare annotation was computed. [2018-11-28 18:43:06,238 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 219 227) no Hoare annotation was computed. [2018-11-28 18:43:06,238 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 219 227) the Hoare annotation is: true [2018-11-28 18:43:06,238 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 219 227) no Hoare annotation was computed. [2018-11-28 18:43:06,238 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:43:06,238 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:43:06,238 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:43:06,239 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 307 318) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:43:06,239 INFO L448 ceAbstractionStarter]: For program point L311-1(lines 307 318) no Hoare annotation was computed. [2018-11-28 18:43:06,239 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 307 318) no Hoare annotation was computed. [2018-11-28 18:43:06,239 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 319 327) the Hoare annotation is: true [2018-11-28 18:43:06,239 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 319 327) no Hoare annotation was computed. [2018-11-28 18:43:06,239 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 319 327) no Hoare annotation was computed. [2018-11-28 18:43:06,239 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 362 391) no Hoare annotation was computed. [2018-11-28 18:43:06,239 INFO L448 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2018-11-28 18:43:06,239 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 362 391) the Hoare annotation is: true [2018-11-28 18:43:06,239 INFO L448 ceAbstractionStarter]: For program point L376(lines 376 380) no Hoare annotation was computed. [2018-11-28 18:43:06,239 INFO L451 ceAbstractionStarter]: At program point L376-1(lines 376 380) the Hoare annotation is: true [2018-11-28 18:43:06,240 INFO L448 ceAbstractionStarter]: For program point L373(line 373) no Hoare annotation was computed. [2018-11-28 18:43:06,240 INFO L451 ceAbstractionStarter]: At program point L372-2(lines 372 386) the Hoare annotation is: true [2018-11-28 18:43:06,240 INFO L451 ceAbstractionStarter]: At program point L368(line 368) the Hoare annotation is: true [2018-11-28 18:43:06,240 INFO L448 ceAbstractionStarter]: For program point L368-1(line 368) no Hoare annotation was computed. [2018-11-28 18:43:06,240 INFO L451 ceAbstractionStarter]: At program point L387(lines 362 391) the Hoare annotation is: true [2018-11-28 18:43:06,240 INFO L451 ceAbstractionStarter]: At program point timeShiftENTRY(lines 161 184) the Hoare annotation is: true [2018-11-28 18:43:06,240 INFO L444 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: (or (not (= ~systemActive~0 0)) (not (= 0 ~pumpRunning~0))) [2018-11-28 18:43:06,240 INFO L451 ceAbstractionStarter]: At program point L172(lines 172 178) the Hoare annotation is: true [2018-11-28 18:43:06,240 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 161 184) no Hoare annotation was computed. [2018-11-28 18:43:06,240 INFO L444 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-28 18:43:06,241 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 161 184) no Hoare annotation was computed. [2018-11-28 18:43:06,241 INFO L448 ceAbstractionStarter]: For program point L165(lines 164 183) no Hoare annotation was computed. [2018-11-28 18:43:06,241 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 283 294) the Hoare annotation is: true [2018-11-28 18:43:06,241 INFO L448 ceAbstractionStarter]: For program point L287-1(lines 283 294) no Hoare annotation was computed. [2018-11-28 18:43:06,241 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 283 294) no Hoare annotation was computed. [2018-11-28 18:43:06,241 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 126 132) no Hoare annotation was computed. [2018-11-28 18:43:06,241 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 126 132) the Hoare annotation is: true [2018-11-28 18:43:06,241 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 416 422) no Hoare annotation was computed. [2018-11-28 18:43:06,241 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 416 422) the Hoare annotation is: true [2018-11-28 18:43:06,242 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:43:06,242 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 18:43:06,242 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:43:06,242 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:43:06,242 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 295 306) no Hoare annotation was computed. [2018-11-28 18:43:06,242 INFO L448 ceAbstractionStarter]: For program point L299-1(lines 295 306) no Hoare annotation was computed. [2018-11-28 18:43:06,242 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 295 306) the Hoare annotation is: true [2018-11-28 18:43:06,242 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 457 464) no Hoare annotation was computed. [2018-11-28 18:43:06,242 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 457 464) the Hoare annotation is: true [2018-11-28 18:43:06,243 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 461) no Hoare annotation was computed. [2018-11-28 18:43:06,243 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 457 464) no Hoare annotation was computed. [2018-11-28 18:43:06,243 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 423 432) 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 18:43:06,243 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 423 432) no Hoare annotation was computed. [2018-11-28 18:43:06,243 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 423 432) no Hoare annotation was computed. [2018-11-28 18:43:06,243 INFO L444 ceAbstractionStarter]: At program point L480(line 480) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-28 18:43:06,243 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 484) no Hoare annotation was computed. [2018-11-28 18:43:06,243 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 466 490) the Hoare annotation is: true [2018-11-28 18:43:06,243 INFO L444 ceAbstractionStarter]: At program point L476(line 476) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 18:43:06,244 INFO L448 ceAbstractionStarter]: For program point L476-1(line 476) no Hoare annotation was computed. [2018-11-28 18:43:06,244 INFO L448 ceAbstractionStarter]: For program point L474(lines 474 487) no Hoare annotation was computed. [2018-11-28 18:43:06,244 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 466 490) no Hoare annotation was computed. [2018-11-28 18:43:06,244 INFO L451 ceAbstractionStarter]: At program point L472(line 472) the Hoare annotation is: true [2018-11-28 18:43:06,244 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 466 490) no Hoare annotation was computed. [2018-11-28 18:43:06,244 INFO L448 ceAbstractionStarter]: For program point L472-1(line 472) no Hoare annotation was computed. [2018-11-28 18:43:06,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:43:06 BoogieIcfgContainer [2018-11-28 18:43:06,257 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:43:06,257 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:43:06,257 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:43:06,257 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:43:06,258 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:01" (3/4) ... [2018-11-28 18:43:06,261 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:43:06,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:43:06,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:43:06,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:43:06,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:43:06,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:43:06,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:43:06,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 18:43:06,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:43:06,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:43:06,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:43:06,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 18:43:06,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:43:06,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:43:06,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:43:06,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:43:06,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:43:06,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:43:06,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:43:06,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:43:06,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:43:06,279 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-11-28 18:43:06,280 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 18:43:06,280 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 18:43:06,280 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 18:43:06,281 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:43:06,281 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:43:06,314 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 18:43:06,314 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(methaneLevelCritical) == 0) [2018-11-28 18:43:06,375 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:43:06,375 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:43:06,376 INFO L168 Benchmark]: Toolchain (without parser) took 6836.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 952.7 MB in the beginning and 865.9 MB in the end (delta: 86.8 MB). Peak memory consumption was 233.1 MB. Max. memory is 11.5 GB. [2018-11-28 18:43:06,377 INFO L168 Benchmark]: CDTParser took 0.25 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 18:43:06,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.80 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 929.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2018-11-28 18:43:06,378 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -204.8 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-28 18:43:06,379 INFO L168 Benchmark]: Boogie Preprocessor took 42.03 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 18:43:06,386 INFO L168 Benchmark]: RCFGBuilder took 931.11 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: 44.6 MB). Peak memory consumption was 44.6 MB. Max. memory is 11.5 GB. [2018-11-28 18:43:06,386 INFO L168 Benchmark]: TraceAbstraction took 4928.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 872.4 MB in the end (delta: 217.7 MB). Peak memory consumption was 217.7 MB. Max. memory is 11.5 GB. [2018-11-28 18:43:06,386 INFO L168 Benchmark]: Witness Printer took 118.40 ms. Allocated memory is still 1.2 GB. Free memory was 872.4 MB in the beginning and 865.9 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-28 18:43:06,395 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 700.80 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 929.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 110.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -204.8 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.03 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 931.11 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: 44.6 MB). Peak memory consumption was 44.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4928.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 872.4 MB in the end (delta: 217.7 MB). Peak memory consumption was 217.7 MB. Max. memory is 11.5 GB. * Witness Printer took 118.40 ms. Allocated memory is still 1.2 GB. Free memory was 872.4 MB in the beginning and 865.9 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 461]: 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: 372]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: 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, 4.8s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 1.4s AutomataDifference, 0.0s DeadEndRemovalTime, 1.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 481 SDtfs, 172 SDslu, 652 SDs, 0 SdLazy, 105 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s 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, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s 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...