./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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 ../sv-benchmarks/c/product-lines/minepump_spec5_product16.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 6e1f2dc26efb42c99cbde86e46132dc40752e9dc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 19:05:03,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 19:05:03,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 19:05:03,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 19:05:03,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 19:05:03,751 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 19:05:03,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 19:05:03,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 19:05:03,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 19:05:03,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 19:05:03,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 19:05:03,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 19:05:03,774 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 19:05:03,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 19:05:03,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 19:05:03,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 19:05:03,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 19:05:03,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 19:05:03,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 19:05:03,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 19:05:03,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 19:05:03,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 19:05:03,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 19:05:03,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 19:05:03,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 19:05:03,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 19:05:03,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 19:05:03,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 19:05:03,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 19:05:03,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 19:05:03,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 19:05:03,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 19:05:03,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 19:05:03,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 19:05:03,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 19:05:03,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 19:05:03,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 19:05:03,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 19:05:03,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 19:05:03,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 19:05:03,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 19:05:03,801 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 19:05:03,816 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 19:05:03,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 19:05:03,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 19:05:03,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 19:05:03,818 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 19:05:03,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 19:05:03,819 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 19:05:03,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 19:05:03,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 19:05:03,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 19:05:03,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 19:05:03,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 19:05:03,820 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 19:05:03,820 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 19:05:03,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 19:05:03,821 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 19:05:03,821 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 19:05:03,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 19:05:03,821 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 19:05:03,822 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 19:05:03,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 19:05:03,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 19:05:03,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 19:05:03,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 19:05:03,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 19:05:03,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 19:05:03,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 19:05:03,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 19:05:03,824 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 19:05:03,824 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 6e1f2dc26efb42c99cbde86e46132dc40752e9dc [2020-07-28 19:05:04,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 19:05:04,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 19:05:04,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 19:05:04,185 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 19:05:04,185 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 19:05:04,186 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c [2020-07-28 19:05:04,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c1f1e1c5/99c2d9be31e54aefbf410742329025df/FLAG6863161a2 [2020-07-28 19:05:04,799 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 19:05:04,800 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c [2020-07-28 19:05:04,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c1f1e1c5/99c2d9be31e54aefbf410742329025df/FLAG6863161a2 [2020-07-28 19:05:05,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c1f1e1c5/99c2d9be31e54aefbf410742329025df [2020-07-28 19:05:05,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 19:05:05,130 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 19:05:05,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 19:05:05,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 19:05:05,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 19:05:05,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:05:05" (1/1) ... [2020-07-28 19:05:05,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@251766c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:05, skipping insertion in model container [2020-07-28 19:05:05,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:05:05" (1/1) ... [2020-07-28 19:05:05,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 19:05:05,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 19:05:05,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:05:05,640 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 19:05:05,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:05:05,803 INFO L208 MainTranslator]: Completed translation [2020-07-28 19:05:05,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:05 WrapperNode [2020-07-28 19:05:05,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 19:05:05,804 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 19:05:05,804 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 19:05:05,805 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 19:05:05,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:05" (1/1) ... [2020-07-28 19:05:05,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:05" (1/1) ... [2020-07-28 19:05:05,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 19:05:05,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 19:05:05,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 19:05:05,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 19:05:05,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:05" (1/1) ... [2020-07-28 19:05:05,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:05" (1/1) ... [2020-07-28 19:05:05,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:05" (1/1) ... [2020-07-28 19:05:05,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:05" (1/1) ... [2020-07-28 19:05:05,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:05" (1/1) ... [2020-07-28 19:05:05,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:05" (1/1) ... [2020-07-28 19:05:05,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:05" (1/1) ... [2020-07-28 19:05:05,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 19:05:05,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 19:05:05,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 19:05:05,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 19:05:05,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 19:05:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 19:05:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 19:05:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 19:05:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 19:05:07,346 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 19:05:07,347 INFO L295 CfgBuilder]: Removed 116 assume(true) statements. [2020-07-28 19:05:07,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:07 BoogieIcfgContainer [2020-07-28 19:05:07,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 19:05:07,353 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 19:05:07,354 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 19:05:07,357 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 19:05:07,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 07:05:05" (1/3) ... [2020-07-28 19:05:07,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bfb4e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:05:07, skipping insertion in model container [2020-07-28 19:05:07,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:05" (2/3) ... [2020-07-28 19:05:07,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bfb4e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:05:07, skipping insertion in model container [2020-07-28 19:05:07,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:07" (3/3) ... [2020-07-28 19:05:07,362 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product16.cil.c [2020-07-28 19:05:07,373 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 19:05:07,380 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 19:05:07,394 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 19:05:07,420 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 19:05:07,420 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 19:05:07,420 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 19:05:07,421 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 19:05:07,422 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 19:05:07,422 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 19:05:07,422 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 19:05:07,422 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 19:05:07,441 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states. [2020-07-28 19:05:07,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-28 19:05:07,449 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:07,450 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:07,451 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:07,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:07,458 INFO L82 PathProgramCache]: Analyzing trace with hash -251092411, now seen corresponding path program 1 times [2020-07-28 19:05:07,466 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:07,467 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895546683] [2020-07-28 19:05:07,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:07,805 INFO L280 TraceCheckUtils]: 0: Hoare triple {83#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {83#true} is VALID [2020-07-28 19:05:07,806 INFO L280 TraceCheckUtils]: 1: Hoare triple {83#true} havoc main_#res;havoc main_#t~ret38, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; {83#true} is VALID [2020-07-28 19:05:07,807 INFO L280 TraceCheckUtils]: 2: Hoare triple {83#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {83#true} is VALID [2020-07-28 19:05:07,807 INFO L280 TraceCheckUtils]: 3: Hoare triple {83#true} main_#t~ret38 := valid_product_#res;assume -2147483648 <= main_#t~ret38 && main_#t~ret38 <= 2147483647;main_~tmp~4 := main_#t~ret38;havoc main_#t~ret38; {83#true} is VALID [2020-07-28 19:05:07,808 INFO L280 TraceCheckUtils]: 4: Hoare triple {83#true} assume 0 != main_~tmp~4; {83#true} is VALID [2020-07-28 19:05:07,809 INFO L280 TraceCheckUtils]: 5: Hoare triple {83#true} ~switchedOnBeforeTS~0 := 0; {83#true} is VALID [2020-07-28 19:05:07,809 INFO L280 TraceCheckUtils]: 6: Hoare triple {83#true} havoc test_#t~nondet59, test_#t~nondet60, test_#t~nondet61, test_#t~nondet62, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {83#true} is VALID [2020-07-28 19:05:07,811 INFO L280 TraceCheckUtils]: 7: Hoare triple {83#true} assume false; {84#false} is VALID [2020-07-28 19:05:07,811 INFO L280 TraceCheckUtils]: 8: Hoare triple {84#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0;havoc __utac_acc__Specification5_spec__2_#t~ret35;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~7;havoc isPumpRunning_~retValue_acc~7;isPumpRunning_~retValue_acc~7 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~7; {84#false} is VALID [2020-07-28 19:05:07,812 INFO L280 TraceCheckUtils]: 9: Hoare triple {84#false} __utac_acc__Specification5_spec__2_#t~ret35 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret35 && __utac_acc__Specification5_spec__2_#t~ret35 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret35;havoc __utac_acc__Specification5_spec__2_#t~ret35; {84#false} is VALID [2020-07-28 19:05:07,812 INFO L280 TraceCheckUtils]: 10: Hoare triple {84#false} assume !(0 != ~pumpRunning~0); {84#false} is VALID [2020-07-28 19:05:07,813 INFO L280 TraceCheckUtils]: 11: Hoare triple {84#false} assume !(0 != ~systemActive~0); {84#false} is VALID [2020-07-28 19:05:07,814 INFO L280 TraceCheckUtils]: 12: Hoare triple {84#false} havoc __utac_acc__Specification5_spec__3_#t~ret36, __utac_acc__Specification5_spec__3_#t~ret37, __utac_acc__Specification5_spec__3_~tmp~3, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~3;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~9;havoc getWaterLevel_~retValue_acc~9;getWaterLevel_~retValue_acc~9 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~9; {84#false} is VALID [2020-07-28 19:05:07,814 INFO L280 TraceCheckUtils]: 13: Hoare triple {84#false} __utac_acc__Specification5_spec__3_#t~ret36 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret36 && __utac_acc__Specification5_spec__3_#t~ret36 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~3 := __utac_acc__Specification5_spec__3_#t~ret36;havoc __utac_acc__Specification5_spec__3_#t~ret36; {84#false} is VALID [2020-07-28 19:05:07,815 INFO L280 TraceCheckUtils]: 14: Hoare triple {84#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~7;havoc isPumpRunning_~retValue_acc~7;isPumpRunning_~retValue_acc~7 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~7; {84#false} is VALID [2020-07-28 19:05:07,815 INFO L280 TraceCheckUtils]: 15: Hoare triple {84#false} __utac_acc__Specification5_spec__3_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret37 && __utac_acc__Specification5_spec__3_#t~ret37 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret37;havoc __utac_acc__Specification5_spec__3_#t~ret37; {84#false} is VALID [2020-07-28 19:05:07,816 INFO L280 TraceCheckUtils]: 16: Hoare triple {84#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~0; {84#false} is VALID [2020-07-28 19:05:07,816 INFO L280 TraceCheckUtils]: 17: Hoare triple {84#false} assume 0 == ~switchedOnBeforeTS~0; {84#false} is VALID [2020-07-28 19:05:07,816 INFO L280 TraceCheckUtils]: 18: Hoare triple {84#false} assume !false; {84#false} is VALID [2020-07-28 19:05:07,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:07,822 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895546683] [2020-07-28 19:05:07,823 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:07,824 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:05:07,825 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609321963] [2020-07-28 19:05:07,839 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-07-28 19:05:07,847 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:07,855 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 19:05:07,915 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:07,915 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 19:05:07,916 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:07,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 19:05:07,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 19:05:07,929 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 2 states. [2020-07-28 19:05:08,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:08,168 INFO L93 Difference]: Finished difference Result 153 states and 226 transitions. [2020-07-28 19:05:08,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 19:05:08,169 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-07-28 19:05:08,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:08,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:05:08,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 226 transitions. [2020-07-28 19:05:08,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:05:08,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 226 transitions. [2020-07-28 19:05:08,215 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 226 transitions. [2020-07-28 19:05:08,537 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 226 edges. 226 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:08,559 INFO L225 Difference]: With dead ends: 153 [2020-07-28 19:05:08,560 INFO L226 Difference]: Without dead ends: 76 [2020-07-28 19:05:08,568 INFO L675 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 [2020-07-28 19:05:08,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-07-28 19:05:08,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2020-07-28 19:05:08,625 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:08,626 INFO L82 GeneralOperation]: Start isEquivalent. First operand 76 states. Second operand 76 states. [2020-07-28 19:05:08,626 INFO L74 IsIncluded]: Start isIncluded. First operand 76 states. Second operand 76 states. [2020-07-28 19:05:08,627 INFO L87 Difference]: Start difference. First operand 76 states. Second operand 76 states. [2020-07-28 19:05:08,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:08,641 INFO L93 Difference]: Finished difference Result 76 states and 105 transitions. [2020-07-28 19:05:08,642 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2020-07-28 19:05:08,643 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:08,643 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:08,643 INFO L74 IsIncluded]: Start isIncluded. First operand 76 states. Second operand 76 states. [2020-07-28 19:05:08,643 INFO L87 Difference]: Start difference. First operand 76 states. Second operand 76 states. [2020-07-28 19:05:08,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:08,653 INFO L93 Difference]: Finished difference Result 76 states and 105 transitions. [2020-07-28 19:05:08,654 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2020-07-28 19:05:08,654 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:08,655 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:08,655 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:08,655 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:08,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-07-28 19:05:08,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 105 transitions. [2020-07-28 19:05:08,665 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 105 transitions. Word has length 19 [2020-07-28 19:05:08,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:08,666 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 105 transitions. [2020-07-28 19:05:08,667 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 19:05:08,667 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2020-07-28 19:05:08,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-07-28 19:05:08,670 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:08,670 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:08,671 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 19:05:08,672 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:08,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:08,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1554927142, now seen corresponding path program 1 times [2020-07-28 19:05:08,673 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:08,673 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922824720] [2020-07-28 19:05:08,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:08,877 INFO L280 TraceCheckUtils]: 0: Hoare triple {579#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {579#true} is VALID [2020-07-28 19:05:08,877 INFO L280 TraceCheckUtils]: 1: Hoare triple {579#true} havoc main_#res;havoc main_#t~ret38, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; {579#true} is VALID [2020-07-28 19:05:08,878 INFO L280 TraceCheckUtils]: 2: Hoare triple {579#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {579#true} is VALID [2020-07-28 19:05:08,878 INFO L280 TraceCheckUtils]: 3: Hoare triple {579#true} main_#t~ret38 := valid_product_#res;assume -2147483648 <= main_#t~ret38 && main_#t~ret38 <= 2147483647;main_~tmp~4 := main_#t~ret38;havoc main_#t~ret38; {579#true} is VALID [2020-07-28 19:05:08,878 INFO L280 TraceCheckUtils]: 4: Hoare triple {579#true} assume 0 != main_~tmp~4; {579#true} is VALID [2020-07-28 19:05:08,879 INFO L280 TraceCheckUtils]: 5: Hoare triple {579#true} ~switchedOnBeforeTS~0 := 0; {579#true} is VALID [2020-07-28 19:05:08,880 INFO L280 TraceCheckUtils]: 6: Hoare triple {579#true} havoc test_#t~nondet59, test_#t~nondet60, test_#t~nondet61, test_#t~nondet62, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {581#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:05:08,881 INFO L280 TraceCheckUtils]: 7: Hoare triple {581#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {581#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:05:08,883 INFO L280 TraceCheckUtils]: 8: Hoare triple {581#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {580#false} is VALID [2020-07-28 19:05:08,883 INFO L280 TraceCheckUtils]: 9: Hoare triple {580#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0;havoc __utac_acc__Specification5_spec__2_#t~ret35;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~7;havoc isPumpRunning_~retValue_acc~7;isPumpRunning_~retValue_acc~7 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~7; {580#false} is VALID [2020-07-28 19:05:08,883 INFO L280 TraceCheckUtils]: 10: Hoare triple {580#false} __utac_acc__Specification5_spec__2_#t~ret35 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret35 && __utac_acc__Specification5_spec__2_#t~ret35 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret35;havoc __utac_acc__Specification5_spec__2_#t~ret35; {580#false} is VALID [2020-07-28 19:05:08,884 INFO L280 TraceCheckUtils]: 11: Hoare triple {580#false} assume !(0 != ~pumpRunning~0); {580#false} is VALID [2020-07-28 19:05:08,884 INFO L280 TraceCheckUtils]: 12: Hoare triple {580#false} assume !(0 != ~systemActive~0); {580#false} is VALID [2020-07-28 19:05:08,885 INFO L280 TraceCheckUtils]: 13: Hoare triple {580#false} havoc __utac_acc__Specification5_spec__3_#t~ret36, __utac_acc__Specification5_spec__3_#t~ret37, __utac_acc__Specification5_spec__3_~tmp~3, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~3;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~9;havoc getWaterLevel_~retValue_acc~9;getWaterLevel_~retValue_acc~9 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~9; {580#false} is VALID [2020-07-28 19:05:08,885 INFO L280 TraceCheckUtils]: 14: Hoare triple {580#false} __utac_acc__Specification5_spec__3_#t~ret36 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret36 && __utac_acc__Specification5_spec__3_#t~ret36 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~3 := __utac_acc__Specification5_spec__3_#t~ret36;havoc __utac_acc__Specification5_spec__3_#t~ret36; {580#false} is VALID [2020-07-28 19:05:08,886 INFO L280 TraceCheckUtils]: 15: Hoare triple {580#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~7;havoc isPumpRunning_~retValue_acc~7;isPumpRunning_~retValue_acc~7 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~7; {580#false} is VALID [2020-07-28 19:05:08,886 INFO L280 TraceCheckUtils]: 16: Hoare triple {580#false} __utac_acc__Specification5_spec__3_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret37 && __utac_acc__Specification5_spec__3_#t~ret37 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret37;havoc __utac_acc__Specification5_spec__3_#t~ret37; {580#false} is VALID [2020-07-28 19:05:08,886 INFO L280 TraceCheckUtils]: 17: Hoare triple {580#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~0; {580#false} is VALID [2020-07-28 19:05:08,887 INFO L280 TraceCheckUtils]: 18: Hoare triple {580#false} assume 0 == ~switchedOnBeforeTS~0; {580#false} is VALID [2020-07-28 19:05:08,887 INFO L280 TraceCheckUtils]: 19: Hoare triple {580#false} assume !false; {580#false} is VALID [2020-07-28 19:05:08,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:08,890 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922824720] [2020-07-28 19:05:08,890 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:08,890 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:05:08,891 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894262128] [2020-07-28 19:05:08,892 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-07-28 19:05:08,893 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:08,893 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:05:08,932 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:08,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:05:08,933 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:08,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:05:08,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:08,934 INFO L87 Difference]: Start difference. First operand 76 states and 105 transitions. Second operand 3 states. [2020-07-28 19:05:09,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:09,177 INFO L93 Difference]: Finished difference Result 76 states and 105 transitions. [2020-07-28 19:05:09,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:05:09,177 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-07-28 19:05:09,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:09,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:09,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 105 transitions. [2020-07-28 19:05:09,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:09,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 105 transitions. [2020-07-28 19:05:09,184 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 105 transitions. [2020-07-28 19:05:09,350 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 105 edges. 105 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:09,352 INFO L225 Difference]: With dead ends: 76 [2020-07-28 19:05:09,352 INFO L226 Difference]: Without dead ends: 37 [2020-07-28 19:05:09,353 INFO L675 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 [2020-07-28 19:05:09,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-07-28 19:05:09,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2020-07-28 19:05:09,377 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:09,377 INFO L82 GeneralOperation]: Start isEquivalent. First operand 37 states. Second operand 37 states. [2020-07-28 19:05:09,377 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-28 19:05:09,377 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-28 19:05:09,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:09,380 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2020-07-28 19:05:09,380 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-28 19:05:09,380 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:09,380 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:09,381 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-28 19:05:09,381 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-28 19:05:09,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:09,384 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2020-07-28 19:05:09,384 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-28 19:05:09,384 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:09,385 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:09,385 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:09,385 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:09,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-07-28 19:05:09,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2020-07-28 19:05:09,387 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 20 [2020-07-28 19:05:09,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:09,388 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2020-07-28 19:05:09,388 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:05:09,388 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-28 19:05:09,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-28 19:05:09,389 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:09,389 INFO L422 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] [2020-07-28 19:05:09,390 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 19:05:09,390 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:09,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:09,391 INFO L82 PathProgramCache]: Analyzing trace with hash 1783041890, now seen corresponding path program 1 times [2020-07-28 19:05:09,391 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:09,391 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834679435] [2020-07-28 19:05:09,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:09,468 INFO L280 TraceCheckUtils]: 0: Hoare triple {825#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {825#true} is VALID [2020-07-28 19:05:09,468 INFO L280 TraceCheckUtils]: 1: Hoare triple {825#true} havoc main_#res;havoc main_#t~ret38, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; {825#true} is VALID [2020-07-28 19:05:09,469 INFO L280 TraceCheckUtils]: 2: Hoare triple {825#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {825#true} is VALID [2020-07-28 19:05:09,469 INFO L280 TraceCheckUtils]: 3: Hoare triple {825#true} main_#t~ret38 := valid_product_#res;assume -2147483648 <= main_#t~ret38 && main_#t~ret38 <= 2147483647;main_~tmp~4 := main_#t~ret38;havoc main_#t~ret38; {825#true} is VALID [2020-07-28 19:05:09,469 INFO L280 TraceCheckUtils]: 4: Hoare triple {825#true} assume 0 != main_~tmp~4; {825#true} is VALID [2020-07-28 19:05:09,469 INFO L280 TraceCheckUtils]: 5: Hoare triple {825#true} ~switchedOnBeforeTS~0 := 0; {825#true} is VALID [2020-07-28 19:05:09,470 INFO L280 TraceCheckUtils]: 6: Hoare triple {825#true} havoc test_#t~nondet59, test_#t~nondet60, test_#t~nondet61, test_#t~nondet62, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {825#true} is VALID [2020-07-28 19:05:09,470 INFO L280 TraceCheckUtils]: 7: Hoare triple {825#true} assume !false; {825#true} is VALID [2020-07-28 19:05:09,470 INFO L280 TraceCheckUtils]: 8: Hoare triple {825#true} assume test_~splverifierCounter~0 < 4; {825#true} is VALID [2020-07-28 19:05:09,470 INFO L280 TraceCheckUtils]: 9: Hoare triple {825#true} assume -2147483648 <= test_#t~nondet59 && test_#t~nondet59 <= 2147483647;test_~tmp~7 := test_#t~nondet59;havoc test_#t~nondet59; {825#true} is VALID [2020-07-28 19:05:09,471 INFO L280 TraceCheckUtils]: 10: Hoare triple {825#true} assume !(0 != test_~tmp~7); {825#true} is VALID [2020-07-28 19:05:09,471 INFO L280 TraceCheckUtils]: 11: Hoare triple {825#true} assume -2147483648 <= test_#t~nondet60 && test_#t~nondet60 <= 2147483647;test_~tmp___0~1 := test_#t~nondet60;havoc test_#t~nondet60; {825#true} is VALID [2020-07-28 19:05:09,472 INFO L280 TraceCheckUtils]: 12: Hoare triple {825#true} assume !(0 != test_~tmp___0~1); {825#true} is VALID [2020-07-28 19:05:09,472 INFO L280 TraceCheckUtils]: 13: Hoare triple {825#true} assume -2147483648 <= test_#t~nondet61 && test_#t~nondet61 <= 2147483647;test_~tmp___2~0 := test_#t~nondet61;havoc test_#t~nondet61; {825#true} is VALID [2020-07-28 19:05:09,483 INFO L280 TraceCheckUtils]: 14: Hoare triple {825#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {827#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:09,484 INFO L280 TraceCheckUtils]: 15: Hoare triple {827#(= 1 ~systemActive~0)} havoc __utac_acc__Specification5_spec__2_#t~ret35;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~7;havoc isPumpRunning_~retValue_acc~7;isPumpRunning_~retValue_acc~7 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~7; {827#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:09,485 INFO L280 TraceCheckUtils]: 16: Hoare triple {827#(= 1 ~systemActive~0)} __utac_acc__Specification5_spec__2_#t~ret35 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret35 && __utac_acc__Specification5_spec__2_#t~ret35 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret35;havoc __utac_acc__Specification5_spec__2_#t~ret35; {827#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:09,486 INFO L280 TraceCheckUtils]: 17: Hoare triple {827#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {827#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:09,490 INFO L280 TraceCheckUtils]: 18: Hoare triple {827#(= 1 ~systemActive~0)} assume !(0 != ~systemActive~0); {826#false} is VALID [2020-07-28 19:05:09,491 INFO L280 TraceCheckUtils]: 19: Hoare triple {826#false} havoc __utac_acc__Specification5_spec__3_#t~ret36, __utac_acc__Specification5_spec__3_#t~ret37, __utac_acc__Specification5_spec__3_~tmp~3, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~3;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~9;havoc getWaterLevel_~retValue_acc~9;getWaterLevel_~retValue_acc~9 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~9; {826#false} is VALID [2020-07-28 19:05:09,491 INFO L280 TraceCheckUtils]: 20: Hoare triple {826#false} __utac_acc__Specification5_spec__3_#t~ret36 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret36 && __utac_acc__Specification5_spec__3_#t~ret36 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~3 := __utac_acc__Specification5_spec__3_#t~ret36;havoc __utac_acc__Specification5_spec__3_#t~ret36; {826#false} is VALID [2020-07-28 19:05:09,491 INFO L280 TraceCheckUtils]: 21: Hoare triple {826#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~7;havoc isPumpRunning_~retValue_acc~7;isPumpRunning_~retValue_acc~7 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~7; {826#false} is VALID [2020-07-28 19:05:09,492 INFO L280 TraceCheckUtils]: 22: Hoare triple {826#false} __utac_acc__Specification5_spec__3_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret37 && __utac_acc__Specification5_spec__3_#t~ret37 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret37;havoc __utac_acc__Specification5_spec__3_#t~ret37; {826#false} is VALID [2020-07-28 19:05:09,492 INFO L280 TraceCheckUtils]: 23: Hoare triple {826#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~0; {826#false} is VALID [2020-07-28 19:05:09,494 INFO L280 TraceCheckUtils]: 24: Hoare triple {826#false} assume 0 == ~switchedOnBeforeTS~0; {826#false} is VALID [2020-07-28 19:05:09,494 INFO L280 TraceCheckUtils]: 25: Hoare triple {826#false} assume !false; {826#false} is VALID [2020-07-28 19:05:09,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:09,496 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834679435] [2020-07-28 19:05:09,496 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:09,496 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:05:09,497 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451597408] [2020-07-28 19:05:09,497 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-07-28 19:05:09,497 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:09,497 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:05:09,553 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:09,553 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:05:09,553 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:09,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:05:09,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:09,554 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand 3 states. [2020-07-28 19:05:09,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:09,768 INFO L93 Difference]: Finished difference Result 97 states and 139 transitions. [2020-07-28 19:05:09,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:05:09,770 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-07-28 19:05:09,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:09,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:09,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 139 transitions. [2020-07-28 19:05:09,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:09,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 139 transitions. [2020-07-28 19:05:09,779 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 139 transitions. [2020-07-28 19:05:09,932 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 139 edges. 139 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:09,934 INFO L225 Difference]: With dead ends: 97 [2020-07-28 19:05:09,935 INFO L226 Difference]: Without dead ends: 67 [2020-07-28 19:05:09,935 INFO L675 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 [2020-07-28 19:05:09,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2020-07-28 19:05:09,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 63. [2020-07-28 19:05:09,975 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:09,976 INFO L82 GeneralOperation]: Start isEquivalent. First operand 67 states. Second operand 63 states. [2020-07-28 19:05:09,976 INFO L74 IsIncluded]: Start isIncluded. First operand 67 states. Second operand 63 states. [2020-07-28 19:05:09,976 INFO L87 Difference]: Start difference. First operand 67 states. Second operand 63 states. [2020-07-28 19:05:09,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:09,980 INFO L93 Difference]: Finished difference Result 67 states and 94 transitions. [2020-07-28 19:05:09,980 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 94 transitions. [2020-07-28 19:05:09,981 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:09,981 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:09,982 INFO L74 IsIncluded]: Start isIncluded. First operand 63 states. Second operand 67 states. [2020-07-28 19:05:09,982 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 67 states. [2020-07-28 19:05:09,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:09,986 INFO L93 Difference]: Finished difference Result 67 states and 94 transitions. [2020-07-28 19:05:09,986 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 94 transitions. [2020-07-28 19:05:09,987 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:09,987 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:09,987 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:09,987 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:09,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-07-28 19:05:09,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 90 transitions. [2020-07-28 19:05:09,991 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 90 transitions. Word has length 26 [2020-07-28 19:05:09,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:09,991 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 90 transitions. [2020-07-28 19:05:09,991 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:05:09,992 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2020-07-28 19:05:09,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-28 19:05:09,993 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:09,993 INFO L422 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] [2020-07-28 19:05:09,993 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 19:05:09,993 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:09,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:09,994 INFO L82 PathProgramCache]: Analyzing trace with hash -628588229, now seen corresponding path program 1 times [2020-07-28 19:05:09,994 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:09,995 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109390810] [2020-07-28 19:05:09,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:10,131 INFO L280 TraceCheckUtils]: 0: Hoare triple {1196#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,132 INFO L280 TraceCheckUtils]: 1: Hoare triple {1198#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret38, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,133 INFO L280 TraceCheckUtils]: 2: Hoare triple {1198#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,134 INFO L280 TraceCheckUtils]: 3: Hoare triple {1198#(= 0 ~pumpRunning~0)} main_#t~ret38 := valid_product_#res;assume -2147483648 <= main_#t~ret38 && main_#t~ret38 <= 2147483647;main_~tmp~4 := main_#t~ret38;havoc main_#t~ret38; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,137 INFO L280 TraceCheckUtils]: 4: Hoare triple {1198#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~4; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,138 INFO L280 TraceCheckUtils]: 5: Hoare triple {1198#(= 0 ~pumpRunning~0)} ~switchedOnBeforeTS~0 := 0; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,139 INFO L280 TraceCheckUtils]: 6: Hoare triple {1198#(= 0 ~pumpRunning~0)} havoc test_#t~nondet59, test_#t~nondet60, test_#t~nondet61, test_#t~nondet62, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,140 INFO L280 TraceCheckUtils]: 7: Hoare triple {1198#(= 0 ~pumpRunning~0)} assume !false; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,141 INFO L280 TraceCheckUtils]: 8: Hoare triple {1198#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,142 INFO L280 TraceCheckUtils]: 9: Hoare triple {1198#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet59 && test_#t~nondet59 <= 2147483647;test_~tmp~7 := test_#t~nondet59;havoc test_#t~nondet59; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,142 INFO L280 TraceCheckUtils]: 10: Hoare triple {1198#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~7); {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,143 INFO L280 TraceCheckUtils]: 11: Hoare triple {1198#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet60 && test_#t~nondet60 <= 2147483647;test_~tmp___0~1 := test_#t~nondet60;havoc test_#t~nondet60; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,147 INFO L280 TraceCheckUtils]: 12: Hoare triple {1198#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___0~1); {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,148 INFO L280 TraceCheckUtils]: 13: Hoare triple {1198#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet61 && test_#t~nondet61 <= 2147483647;test_~tmp___2~0 := test_#t~nondet61;havoc test_#t~nondet61; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,148 INFO L280 TraceCheckUtils]: 14: Hoare triple {1198#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,149 INFO L280 TraceCheckUtils]: 15: Hoare triple {1198#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret35;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~7;havoc isPumpRunning_~retValue_acc~7;isPumpRunning_~retValue_acc~7 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~7; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,150 INFO L280 TraceCheckUtils]: 16: Hoare triple {1198#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__2_#t~ret35 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret35 && __utac_acc__Specification5_spec__2_#t~ret35 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret35;havoc __utac_acc__Specification5_spec__2_#t~ret35; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,151 INFO L280 TraceCheckUtils]: 17: Hoare triple {1198#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,152 INFO L280 TraceCheckUtils]: 18: Hoare triple {1198#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret40, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,153 INFO L280 TraceCheckUtils]: 19: Hoare triple {1198#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,153 INFO L280 TraceCheckUtils]: 20: Hoare triple {1198#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__3_#t~ret36, __utac_acc__Specification5_spec__3_#t~ret37, __utac_acc__Specification5_spec__3_~tmp~3, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~3;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~9;havoc getWaterLevel_~retValue_acc~9;getWaterLevel_~retValue_acc~9 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~9; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,154 INFO L280 TraceCheckUtils]: 21: Hoare triple {1198#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__3_#t~ret36 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret36 && __utac_acc__Specification5_spec__3_#t~ret36 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~3 := __utac_acc__Specification5_spec__3_#t~ret36;havoc __utac_acc__Specification5_spec__3_#t~ret36; {1198#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:10,155 INFO L280 TraceCheckUtils]: 22: Hoare triple {1198#(= 0 ~pumpRunning~0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~7;havoc isPumpRunning_~retValue_acc~7;isPumpRunning_~retValue_acc~7 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~7; {1199#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:05:10,156 INFO L280 TraceCheckUtils]: 23: Hoare triple {1199#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification5_spec__3_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret37 && __utac_acc__Specification5_spec__3_#t~ret37 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret37;havoc __utac_acc__Specification5_spec__3_#t~ret37; {1200#(= 0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0)} is VALID [2020-07-28 19:05:10,157 INFO L280 TraceCheckUtils]: 24: Hoare triple {1200#(= 0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~0; {1197#false} is VALID [2020-07-28 19:05:10,157 INFO L280 TraceCheckUtils]: 25: Hoare triple {1197#false} assume 0 == ~switchedOnBeforeTS~0; {1197#false} is VALID [2020-07-28 19:05:10,157 INFO L280 TraceCheckUtils]: 26: Hoare triple {1197#false} assume !false; {1197#false} is VALID [2020-07-28 19:05:10,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:10,159 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109390810] [2020-07-28 19:05:10,159 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:10,160 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 19:05:10,160 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933778866] [2020-07-28 19:05:10,161 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-07-28 19:05:10,162 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:10,162 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:05:10,212 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:10,212 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:05:10,212 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:10,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:05:10,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:05:10,213 INFO L87 Difference]: Start difference. First operand 63 states and 90 transitions. Second operand 5 states. [2020-07-28 19:05:10,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:10,748 INFO L93 Difference]: Finished difference Result 158 states and 232 transitions. [2020-07-28 19:05:10,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 19:05:10,749 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-07-28 19:05:10,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:10,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:05:10,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 136 transitions. [2020-07-28 19:05:10,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:05:10,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 136 transitions. [2020-07-28 19:05:10,755 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 136 transitions. [2020-07-28 19:05:10,937 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 136 edges. 136 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:10,937 INFO L225 Difference]: With dead ends: 158 [2020-07-28 19:05:10,937 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 19:05:10,938 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-07-28 19:05:10,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 19:05:10,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 19:05:10,939 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:10,939 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:10,939 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:10,939 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:10,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:10,939 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:05:10,940 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:05:10,940 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:10,940 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:10,940 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:10,940 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:10,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:10,940 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:05:10,941 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:05:10,941 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:10,941 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:10,941 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:10,941 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:10,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 19:05:10,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 19:05:10,942 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2020-07-28 19:05:10,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:10,942 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 19:05:10,942 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:05:10,942 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:05:10,942 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:10,942 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 19:05:10,945 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 19:05:11,237 INFO L264 CegarLoopResult]: At program point L415(lines 410 417) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:11,238 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 602) no Hoare annotation was computed. [2020-07-28 19:05:11,238 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 19:05:11,238 INFO L264 CegarLoopResult]: At program point L631(lines 631 637) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:11,238 INFO L264 CegarLoopResult]: At program point L631-1(lines 631 637) the Hoare annotation is: false [2020-07-28 19:05:11,238 INFO L264 CegarLoopResult]: At program point L631-2(lines 631 637) the Hoare annotation is: false [2020-07-28 19:05:11,238 INFO L268 CegarLoopResult]: For program point L549(lines 549 556) no Hoare annotation was computed. [2020-07-28 19:05:11,238 INFO L271 CegarLoopResult]: At program point L549-1(lines 549 556) the Hoare annotation is: true [2020-07-28 19:05:11,239 INFO L268 CegarLoopResult]: For program point L830(lines 830 845) no Hoare annotation was computed. [2020-07-28 19:05:11,239 INFO L268 CegarLoopResult]: For program point L865(lines 865 869) no Hoare annotation was computed. [2020-07-28 19:05:11,239 INFO L268 CegarLoopResult]: For program point L865-3(lines 865 869) no Hoare annotation was computed. [2020-07-28 19:05:11,239 INFO L268 CegarLoopResult]: For program point L865-6(lines 865 869) no Hoare annotation was computed. [2020-07-28 19:05:11,239 INFO L268 CegarLoopResult]: For program point L436(lines 436 453) no Hoare annotation was computed. [2020-07-28 19:05:11,239 INFO L264 CegarLoopResult]: At program point L436-1(lines 1 937) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (and .cse0 (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse1) (and .cse0 .cse1 (= 1 ~systemActive~0)))) [2020-07-28 19:05:11,239 INFO L268 CegarLoopResult]: For program point L436-2(lines 436 453) no Hoare annotation was computed. [2020-07-28 19:05:11,239 INFO L264 CegarLoopResult]: At program point L436-3(lines 1 937) the Hoare annotation is: false [2020-07-28 19:05:11,240 INFO L268 CegarLoopResult]: For program point L436-4(lines 436 453) no Hoare annotation was computed. [2020-07-28 19:05:11,240 INFO L264 CegarLoopResult]: At program point L436-5(lines 1 937) the Hoare annotation is: false [2020-07-28 19:05:11,240 INFO L264 CegarLoopResult]: At program point L717(lines 710 720) the Hoare annotation is: false [2020-07-28 19:05:11,240 INFO L264 CegarLoopResult]: At program point L717-1(lines 710 720) the Hoare annotation is: false [2020-07-28 19:05:11,240 INFO L264 CegarLoopResult]: At program point L717-2(lines 710 720) the Hoare annotation is: false [2020-07-28 19:05:11,240 INFO L264 CegarLoopResult]: At program point L585(lines 1 937) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:11,240 INFO L268 CegarLoopResult]: For program point L602(line 602) no Hoare annotation was computed. [2020-07-28 19:05:11,240 INFO L268 CegarLoopResult]: For program point L602-1(line 602) no Hoare annotation was computed. [2020-07-28 19:05:11,241 INFO L268 CegarLoopResult]: For program point L602-2(line 602) no Hoare annotation was computed. [2020-07-28 19:05:11,241 INFO L264 CegarLoopResult]: At program point L470-2(lines 470 484) the Hoare annotation is: false [2020-07-28 19:05:11,241 INFO L264 CegarLoopResult]: At program point L850(lines 799 851) the Hoare annotation is: false [2020-07-28 19:05:11,241 INFO L268 CegarLoopResult]: For program point L801(lines 800 849) no Hoare annotation was computed. [2020-07-28 19:05:11,241 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 19:05:11,241 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-07-28 19:05:11,242 INFO L264 CegarLoopResult]: At program point L521(lines 517 523) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:11,242 INFO L264 CegarLoopResult]: At program point L934(lines 929 937) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:11,242 INFO L264 CegarLoopResult]: At program point L934-1(lines 929 937) the Hoare annotation is: false [2020-07-28 19:05:11,243 INFO L264 CegarLoopResult]: At program point L934-2(lines 929 937) the Hoare annotation is: false [2020-07-28 19:05:11,243 INFO L268 CegarLoopResult]: For program point L802(lines 802 806) no Hoare annotation was computed. [2020-07-28 19:05:11,243 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 602) no Hoare annotation was computed. [2020-07-28 19:05:11,243 INFO L264 CegarLoopResult]: At program point L902(lines 897 905) the Hoare annotation is: false [2020-07-28 19:05:11,243 INFO L264 CegarLoopResult]: At program point L902-1(lines 897 905) the Hoare annotation is: false [2020-07-28 19:05:11,243 INFO L264 CegarLoopResult]: At program point L902-2(lines 897 905) the Hoare annotation is: false [2020-07-28 19:05:11,244 INFO L268 CegarLoopResult]: For program point L770(lines 770 776) no Hoare annotation was computed. [2020-07-28 19:05:11,244 INFO L264 CegarLoopResult]: At program point L770-1(lines 770 776) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:11,244 INFO L268 CegarLoopResult]: For program point L440(lines 440 450) no Hoare annotation was computed. [2020-07-28 19:05:11,244 INFO L268 CegarLoopResult]: For program point L440-2(lines 440 450) no Hoare annotation was computed. [2020-07-28 19:05:11,244 INFO L268 CegarLoopResult]: For program point L820(lines 820 826) no Hoare annotation was computed. [2020-07-28 19:05:11,244 INFO L268 CegarLoopResult]: For program point L440-4(lines 440 450) no Hoare annotation was computed. [2020-07-28 19:05:11,244 INFO L264 CegarLoopResult]: At program point L820-1(lines 820 826) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (and .cse0 (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse1) (and .cse0 .cse1 (= 1 ~systemActive~0)))) [2020-07-28 19:05:11,244 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 19:05:11,245 INFO L268 CegarLoopResult]: For program point L474(lines 474 478) no Hoare annotation was computed. [2020-07-28 19:05:11,245 INFO L268 CegarLoopResult]: For program point L441(lines 441 447) no Hoare annotation was computed. [2020-07-28 19:05:11,245 INFO L268 CegarLoopResult]: For program point L474-1(lines 474 478) no Hoare annotation was computed. [2020-07-28 19:05:11,245 INFO L268 CegarLoopResult]: For program point L441-2(lines 441 447) no Hoare annotation was computed. [2020-07-28 19:05:11,245 INFO L268 CegarLoopResult]: For program point L441-4(lines 441 447) no Hoare annotation was computed. [2020-07-28 19:05:11,245 INFO L268 CegarLoopResult]: For program point L656(lines 656 673) no Hoare annotation was computed. [2020-07-28 19:05:11,245 INFO L268 CegarLoopResult]: For program point L656-1(lines 656 673) no Hoare annotation was computed. [2020-07-28 19:05:11,245 INFO L268 CegarLoopResult]: For program point L656-2(lines 656 673) no Hoare annotation was computed. [2020-07-28 19:05:11,245 INFO L264 CegarLoopResult]: At program point L425(lines 624 630) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:11,245 INFO L264 CegarLoopResult]: At program point L425-1(lines 624 630) the Hoare annotation is: false [2020-07-28 19:05:11,245 INFO L264 CegarLoopResult]: At program point L425-2(lines 624 630) the Hoare annotation is: false [2020-07-28 19:05:11,246 INFO L268 CegarLoopResult]: For program point L838(lines 838 844) no Hoare annotation was computed. [2020-07-28 19:05:11,246 INFO L264 CegarLoopResult]: At program point L838-1(lines 1 937) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:11,246 INFO L264 CegarLoopResult]: At program point L624(lines 620 642) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:11,246 INFO L264 CegarLoopResult]: At program point L624-1(lines 620 642) the Hoare annotation is: false [2020-07-28 19:05:11,246 INFO L264 CegarLoopResult]: At program point L624-2(lines 620 642) the Hoare annotation is: false [2020-07-28 19:05:11,246 INFO L271 CegarLoopResult]: At program point L558(lines 539 561) the Hoare annotation is: true [2020-07-28 19:05:11,246 INFO L268 CegarLoopResult]: For program point L889(lines 889 893) no Hoare annotation was computed. [2020-07-28 19:05:11,247 INFO L264 CegarLoopResult]: At program point L593(lines 588 596) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:11,247 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 19:05:11,247 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 602) no Hoare annotation was computed. [2020-07-28 19:05:11,247 INFO L264 CegarLoopResult]: At program point L726(lines 721 729) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:11,247 INFO L264 CegarLoopResult]: At program point L726-1(lines 721 729) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:11,247 INFO L268 CegarLoopResult]: For program point L660(lines 660 668) no Hoare annotation was computed. [2020-07-28 19:05:11,248 INFO L264 CegarLoopResult]: At program point L726-2(lines 721 729) the Hoare annotation is: false [2020-07-28 19:05:11,248 INFO L268 CegarLoopResult]: For program point L660-1(lines 660 668) no Hoare annotation was computed. [2020-07-28 19:05:11,248 INFO L264 CegarLoopResult]: At program point L726-3(lines 721 729) the Hoare annotation is: false [2020-07-28 19:05:11,248 INFO L264 CegarLoopResult]: At program point L726-4(lines 721 729) the Hoare annotation is: false [2020-07-28 19:05:11,248 INFO L268 CegarLoopResult]: For program point L660-2(lines 660 668) no Hoare annotation was computed. [2020-07-28 19:05:11,249 INFO L264 CegarLoopResult]: At program point L726-5(lines 721 729) the Hoare annotation is: false [2020-07-28 19:05:11,249 INFO L268 CegarLoopResult]: For program point L810(lines 810 816) no Hoare annotation was computed. [2020-07-28 19:05:11,249 INFO L264 CegarLoopResult]: At program point L810-1(lines 810 816) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (and .cse0 (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse1) (and .cse0 .cse1 (= 1 ~systemActive~0)))) [2020-07-28 19:05:11,249 INFO L268 CegarLoopResult]: For program point L877(lines 877 881) no Hoare annotation was computed. [2020-07-28 19:05:11,253 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 19:05:11,253 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 19:05:11,254 WARN L170 areAnnotationChecker]: L549 has no Hoare annotation [2020-07-28 19:05:11,254 WARN L170 areAnnotationChecker]: L549 has no Hoare annotation [2020-07-28 19:05:11,254 WARN L170 areAnnotationChecker]: L549 has no Hoare annotation [2020-07-28 19:05:11,255 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:05:11,256 WARN L170 areAnnotationChecker]: L801 has no Hoare annotation [2020-07-28 19:05:11,256 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:05:11,256 WARN L170 areAnnotationChecker]: L801 has no Hoare annotation [2020-07-28 19:05:11,256 WARN L170 areAnnotationChecker]: L801 has no Hoare annotation [2020-07-28 19:05:11,256 WARN L170 areAnnotationChecker]: L802 has no Hoare annotation [2020-07-28 19:05:11,256 WARN L170 areAnnotationChecker]: L865-3 has no Hoare annotation [2020-07-28 19:05:11,256 WARN L170 areAnnotationChecker]: L810 has no Hoare annotation [2020-07-28 19:05:11,256 WARN L170 areAnnotationChecker]: L810 has no Hoare annotation [2020-07-28 19:05:11,256 WARN L170 areAnnotationChecker]: L865-3 has no Hoare annotation [2020-07-28 19:05:11,256 WARN L170 areAnnotationChecker]: L865-3 has no Hoare annotation [2020-07-28 19:05:11,257 WARN L170 areAnnotationChecker]: L656-1 has no Hoare annotation [2020-07-28 19:05:11,257 WARN L170 areAnnotationChecker]: L877 has no Hoare annotation [2020-07-28 19:05:11,257 WARN L170 areAnnotationChecker]: L877 has no Hoare annotation [2020-07-28 19:05:11,257 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-28 19:05:11,257 WARN L170 areAnnotationChecker]: L656-1 has no Hoare annotation [2020-07-28 19:05:11,257 WARN L170 areAnnotationChecker]: L656-1 has no Hoare annotation [2020-07-28 19:05:11,257 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-28 19:05:11,257 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-28 19:05:11,257 WARN L170 areAnnotationChecker]: L436-2 has no Hoare annotation [2020-07-28 19:05:11,257 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-28 19:05:11,257 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-28 19:05:11,258 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-28 19:05:11,258 WARN L170 areAnnotationChecker]: L660-1 has no Hoare annotation [2020-07-28 19:05:11,258 WARN L170 areAnnotationChecker]: L436-2 has no Hoare annotation [2020-07-28 19:05:11,258 WARN L170 areAnnotationChecker]: L436-2 has no Hoare annotation [2020-07-28 19:05:11,258 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-28 19:05:11,258 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-28 19:05:11,258 WARN L170 areAnnotationChecker]: L660-1 has no Hoare annotation [2020-07-28 19:05:11,258 WARN L170 areAnnotationChecker]: L660-1 has no Hoare annotation [2020-07-28 19:05:11,258 WARN L170 areAnnotationChecker]: L440-2 has no Hoare annotation [2020-07-28 19:05:11,259 WARN L170 areAnnotationChecker]: L838 has no Hoare annotation [2020-07-28 19:05:11,259 WARN L170 areAnnotationChecker]: L838 has no Hoare annotation [2020-07-28 19:05:11,259 WARN L170 areAnnotationChecker]: L440-2 has no Hoare annotation [2020-07-28 19:05:11,259 WARN L170 areAnnotationChecker]: L440-2 has no Hoare annotation [2020-07-28 19:05:11,259 WARN L170 areAnnotationChecker]: L471 has no Hoare annotation [2020-07-28 19:05:11,260 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-28 19:05:11,260 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-28 19:05:11,260 WARN L170 areAnnotationChecker]: L441-2 has no Hoare annotation [2020-07-28 19:05:11,260 WARN L170 areAnnotationChecker]: L441-2 has no Hoare annotation [2020-07-28 19:05:11,260 WARN L170 areAnnotationChecker]: L471 has no Hoare annotation [2020-07-28 19:05:11,260 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-28 19:05:11,261 WARN L170 areAnnotationChecker]: L602-1 has no Hoare annotation [2020-07-28 19:05:11,261 WARN L170 areAnnotationChecker]: L602-1 has no Hoare annotation [2020-07-28 19:05:11,262 WARN L170 areAnnotationChecker]: L474 has no Hoare annotation [2020-07-28 19:05:11,262 WARN L170 areAnnotationChecker]: L474 has no Hoare annotation [2020-07-28 19:05:11,262 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-28 19:05:11,262 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-28 19:05:11,262 WARN L170 areAnnotationChecker]: L656 has no Hoare annotation [2020-07-28 19:05:11,263 WARN L170 areAnnotationChecker]: L474-1 has no Hoare annotation [2020-07-28 19:05:11,263 WARN L170 areAnnotationChecker]: L656 has no Hoare annotation [2020-07-28 19:05:11,263 WARN L170 areAnnotationChecker]: L656 has no Hoare annotation [2020-07-28 19:05:11,264 WARN L170 areAnnotationChecker]: L436 has no Hoare annotation [2020-07-28 19:05:11,264 WARN L170 areAnnotationChecker]: L865-6 has no Hoare annotation [2020-07-28 19:05:11,264 WARN L170 areAnnotationChecker]: L660 has no Hoare annotation [2020-07-28 19:05:11,264 WARN L170 areAnnotationChecker]: L436 has no Hoare annotation [2020-07-28 19:05:11,264 WARN L170 areAnnotationChecker]: L436 has no Hoare annotation [2020-07-28 19:05:11,264 WARN L170 areAnnotationChecker]: L865-6 has no Hoare annotation [2020-07-28 19:05:11,265 WARN L170 areAnnotationChecker]: L865-6 has no Hoare annotation [2020-07-28 19:05:11,265 WARN L170 areAnnotationChecker]: L656-2 has no Hoare annotation [2020-07-28 19:05:11,265 WARN L170 areAnnotationChecker]: L660 has no Hoare annotation [2020-07-28 19:05:11,265 WARN L170 areAnnotationChecker]: L660 has no Hoare annotation [2020-07-28 19:05:11,265 WARN L170 areAnnotationChecker]: L440 has no Hoare annotation [2020-07-28 19:05:11,265 WARN L170 areAnnotationChecker]: L656-2 has no Hoare annotation [2020-07-28 19:05:11,266 WARN L170 areAnnotationChecker]: L656-2 has no Hoare annotation [2020-07-28 19:05:11,266 WARN L170 areAnnotationChecker]: L440 has no Hoare annotation [2020-07-28 19:05:11,266 WARN L170 areAnnotationChecker]: L440 has no Hoare annotation [2020-07-28 19:05:11,266 WARN L170 areAnnotationChecker]: L436-4 has no Hoare annotation [2020-07-28 19:05:11,266 WARN L170 areAnnotationChecker]: L441 has no Hoare annotation [2020-07-28 19:05:11,266 WARN L170 areAnnotationChecker]: L441 has no Hoare annotation [2020-07-28 19:05:11,267 WARN L170 areAnnotationChecker]: L660-2 has no Hoare annotation [2020-07-28 19:05:11,267 WARN L170 areAnnotationChecker]: L436-4 has no Hoare annotation [2020-07-28 19:05:11,267 WARN L170 areAnnotationChecker]: L436-4 has no Hoare annotation [2020-07-28 19:05:11,267 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-28 19:05:11,267 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-28 19:05:11,267 WARN L170 areAnnotationChecker]: L660-2 has no Hoare annotation [2020-07-28 19:05:11,267 WARN L170 areAnnotationChecker]: L660-2 has no Hoare annotation [2020-07-28 19:05:11,267 WARN L170 areAnnotationChecker]: L440-4 has no Hoare annotation [2020-07-28 19:05:11,267 WARN L170 areAnnotationChecker]: L440-4 has no Hoare annotation [2020-07-28 19:05:11,267 WARN L170 areAnnotationChecker]: L440-4 has no Hoare annotation [2020-07-28 19:05:11,267 WARN L170 areAnnotationChecker]: L441-4 has no Hoare annotation [2020-07-28 19:05:11,267 WARN L170 areAnnotationChecker]: L441-4 has no Hoare annotation [2020-07-28 19:05:11,268 WARN L170 areAnnotationChecker]: L602-2 has no Hoare annotation [2020-07-28 19:05:11,268 WARN L170 areAnnotationChecker]: L602-2 has no Hoare annotation [2020-07-28 19:05:11,268 INFO L163 areAnnotationChecker]: CFG has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 19:05:11,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 07:05:11 BoogieIcfgContainer [2020-07-28 19:05:11,289 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 19:05:11,289 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 19:05:11,289 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 19:05:11,290 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 19:05:11,290 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:07" (3/4) ... [2020-07-28 19:05:11,294 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 19:05:11,312 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 19:05:11,313 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 19:05:11,314 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 19:05:11,314 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 19:05:11,315 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 19:05:11,316 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:05:11,316 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:05:11,348 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:05:11,349 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:05:11,349 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:05:11,350 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning [2020-07-28 19:05:11,351 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning [2020-07-28 19:05:11,351 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning [2020-07-28 19:05:11,351 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning [2020-07-28 19:05:11,352 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning [2020-07-28 19:05:11,353 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning [2020-07-28 19:05:11,435 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 19:05:11,435 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 19:05:11,438 INFO L168 Benchmark]: Toolchain (without parser) took 6309.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 217.1 MB). Free memory was 957.5 MB in the beginning and 939.5 MB in the end (delta: 18.1 MB). Peak memory consumption was 235.1 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:11,439 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:05:11,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:11,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.00 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. [2020-07-28 19:05:11,440 INFO L168 Benchmark]: Boogie Preprocessor took 57.25 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:11,440 INFO L168 Benchmark]: RCFGBuilder took 1396.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 969.8 MB in the end (delta: 143.9 MB). Peak memory consumption was 143.9 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:11,441 INFO L168 Benchmark]: TraceAbstraction took 3935.22 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 71.8 MB). Free memory was 969.8 MB in the beginning and 947.1 MB in the end (delta: 22.8 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:11,441 INFO L168 Benchmark]: Witness Printer took 146.38 ms. Allocated memory is still 1.2 GB. Free memory was 947.1 MB in the beginning and 939.5 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:11,444 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 672.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 93.00 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. * Boogie Preprocessor took 57.25 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1396.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 969.8 MB in the end (delta: 143.9 MB). Peak memory consumption was 143.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3935.22 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 71.8 MB). Free memory was 969.8 MB in the beginning and 947.1 MB in the end (delta: 22.8 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. * Witness Printer took 146.38 ms. Allocated memory is still 1.2 GB. Free memory was 947.1 MB in the beginning and 939.5 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 602]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 602]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 602]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 810]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 == splverifierCounter && 0 == pumpRunning - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 410]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == splverifierCounter && 0 == pumpRunning - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 80 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 279 SDtfs, 156 SDslu, 118 SDs, 0 SdLazy, 31 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=80occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 39 LocationsWithAnnotation, 39 PreInvPairs, 85 NumberOfFragments, 189 HoareAnnotationTreeSize, 39 FomulaSimplifications, 437 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 39 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 3510 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...