./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product20.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_product20.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 fab453ece5fcff1538ea80c83122b1ca9f5a0f1e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 19:05:08,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 19:05:08,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 19:05:08,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 19:05:08,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 19:05:08,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 19:05:08,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 19:05:08,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 19:05:08,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 19:05:08,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 19:05:08,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 19:05:08,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 19:05:08,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 19:05:08,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 19:05:08,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 19:05:08,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 19:05:08,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 19:05:08,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 19:05:08,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 19:05:08,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 19:05:08,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 19:05:08,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 19:05:08,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 19:05:08,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 19:05:08,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 19:05:08,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 19:05:08,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 19:05:08,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 19:05:08,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 19:05:08,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 19:05:08,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 19:05:08,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 19:05:08,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 19:05:08,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 19:05:08,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 19:05:08,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 19:05:08,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 19:05:08,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 19:05:08,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 19:05:08,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 19:05:08,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 19:05:08,402 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 19:05:08,417 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 19:05:08,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 19:05:08,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 19:05:08,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 19:05:08,420 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 19:05:08,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 19:05:08,421 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 19:05:08,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 19:05:08,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 19:05:08,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 19:05:08,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 19:05:08,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 19:05:08,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 19:05:08,422 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 19:05:08,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 19:05:08,423 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 19:05:08,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 19:05:08,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 19:05:08,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 19:05:08,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 19:05:08,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 19:05:08,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 19:05:08,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 19:05:08,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 19:05:08,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 19:05:08,426 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 19:05:08,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 19:05:08,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 19:05:08,427 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 19:05:08,427 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 -> fab453ece5fcff1538ea80c83122b1ca9f5a0f1e [2020-07-28 19:05:08,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 19:05:08,753 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 19:05:08,758 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 19:05:08,759 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 19:05:08,760 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 19:05:08,761 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c [2020-07-28 19:05:08,839 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ab4e1532/1905e21bb2f04643a2b4f1cd904e2a73/FLAGb71ca5eab [2020-07-28 19:05:09,385 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 19:05:09,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c [2020-07-28 19:05:09,400 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ab4e1532/1905e21bb2f04643a2b4f1cd904e2a73/FLAGb71ca5eab [2020-07-28 19:05:09,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ab4e1532/1905e21bb2f04643a2b4f1cd904e2a73 [2020-07-28 19:05:09,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 19:05:09,707 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 19:05:09,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 19:05:09,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 19:05:09,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 19:05:09,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:05:09" (1/1) ... [2020-07-28 19:05:09,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ae510d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:09, skipping insertion in model container [2020-07-28 19:05:09,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:05:09" (1/1) ... [2020-07-28 19:05:09,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 19:05:09,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 19:05:10,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:05:10,275 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 19:05:10,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:05:10,474 INFO L208 MainTranslator]: Completed translation [2020-07-28 19:05:10,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:10 WrapperNode [2020-07-28 19:05:10,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 19:05:10,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 19:05:10,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 19:05:10,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 19:05:10,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:10" (1/1) ... [2020-07-28 19:05:10,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:10" (1/1) ... [2020-07-28 19:05:10,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 19:05:10,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 19:05:10,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 19:05:10,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 19:05:10,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:10" (1/1) ... [2020-07-28 19:05:10,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:10" (1/1) ... [2020-07-28 19:05:10,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:10" (1/1) ... [2020-07-28 19:05:10,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:10" (1/1) ... [2020-07-28 19:05:10,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:10" (1/1) ... [2020-07-28 19:05:10,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:10" (1/1) ... [2020-07-28 19:05:10,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:10" (1/1) ... [2020-07-28 19:05:10,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 19:05:10,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 19:05:10,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 19:05:10,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 19:05:10,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:10" (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 19:05:10,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 19:05:10,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 19:05:10,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 19:05:10,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 19:05:12,074 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 19:05:12,075 INFO L295 CfgBuilder]: Removed 116 assume(true) statements. [2020-07-28 19:05:12,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:12 BoogieIcfgContainer [2020-07-28 19:05:12,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 19:05:12,082 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 19:05:12,082 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 19:05:12,085 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 19:05:12,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 07:05:09" (1/3) ... [2020-07-28 19:05:12,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dd2453b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:05:12, skipping insertion in model container [2020-07-28 19:05:12,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:10" (2/3) ... [2020-07-28 19:05:12,088 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dd2453b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:05:12, skipping insertion in model container [2020-07-28 19:05:12,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:12" (3/3) ... [2020-07-28 19:05:12,090 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product20.cil.c [2020-07-28 19:05:12,100 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 19:05:12,107 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 19:05:12,121 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 19:05:12,141 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 19:05:12,142 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 19:05:12,142 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 19:05:12,142 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 19:05:12,142 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 19:05:12,142 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 19:05:12,143 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 19:05:12,143 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 19:05:12,161 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2020-07-28 19:05:12,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-28 19:05:12,167 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:12,168 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 19:05:12,168 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:12,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:12,174 INFO L82 PathProgramCache]: Analyzing trace with hash -1612153504, now seen corresponding path program 1 times [2020-07-28 19:05:12,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:12,185 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226532987] [2020-07-28 19:05:12,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:12,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:12,534 INFO L280 TraceCheckUtils]: 0: Hoare triple {89#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~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(13);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(80, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(117, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(109, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(112, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(110, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {89#true} is VALID [2020-07-28 19:05:12,535 INFO L280 TraceCheckUtils]: 1: Hoare triple {89#true} havoc main_#res;havoc main_#t~ret49, main_~retValue_acc~8, main_~tmp~4;havoc main_~retValue_acc~8;havoc main_~tmp~4; {89#true} is VALID [2020-07-28 19:05:12,536 INFO L280 TraceCheckUtils]: 2: Hoare triple {89#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; {89#true} is VALID [2020-07-28 19:05:12,536 INFO L280 TraceCheckUtils]: 3: Hoare triple {89#true} main_#t~ret49 := valid_product_#res;assume -2147483648 <= main_#t~ret49 && main_#t~ret49 <= 2147483647;main_~tmp~4 := main_#t~ret49;havoc main_#t~ret49; {89#true} is VALID [2020-07-28 19:05:12,537 INFO L280 TraceCheckUtils]: 4: Hoare triple {89#true} assume 0 != main_~tmp~4; {89#true} is VALID [2020-07-28 19:05:12,537 INFO L280 TraceCheckUtils]: 5: Hoare triple {89#true} ~switchedOnBeforeTS~0 := 0; {89#true} is VALID [2020-07-28 19:05:12,538 INFO L280 TraceCheckUtils]: 6: Hoare triple {89#true} havoc test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, test_#t~nondet53, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {89#true} is VALID [2020-07-28 19:05:12,540 INFO L280 TraceCheckUtils]: 7: Hoare triple {89#true} assume !true; {90#false} is VALID [2020-07-28 19:05:12,541 INFO L280 TraceCheckUtils]: 8: Hoare triple {90#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~ret45;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {90#false} is VALID [2020-07-28 19:05:12,541 INFO L280 TraceCheckUtils]: 9: Hoare triple {90#false} __utac_acc__Specification5_spec__2_#t~ret45 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret45 && __utac_acc__Specification5_spec__2_#t~ret45 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret45;havoc __utac_acc__Specification5_spec__2_#t~ret45; {90#false} is VALID [2020-07-28 19:05:12,542 INFO L280 TraceCheckUtils]: 10: Hoare triple {90#false} assume !(0 != ~pumpRunning~0); {90#false} is VALID [2020-07-28 19:05:12,542 INFO L280 TraceCheckUtils]: 11: Hoare triple {90#false} assume !(0 != ~systemActive~0); {90#false} is VALID [2020-07-28 19:05:12,543 INFO L280 TraceCheckUtils]: 12: Hoare triple {90#false} havoc __utac_acc__Specification5_spec__3_#t~ret46, __utac_acc__Specification5_spec__3_#t~ret47, __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~4;havoc getWaterLevel_~retValue_acc~4;getWaterLevel_~retValue_acc~4 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~4; {90#false} is VALID [2020-07-28 19:05:12,543 INFO L280 TraceCheckUtils]: 13: Hoare triple {90#false} __utac_acc__Specification5_spec__3_#t~ret46 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret46 && __utac_acc__Specification5_spec__3_#t~ret46 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~3 := __utac_acc__Specification5_spec__3_#t~ret46;havoc __utac_acc__Specification5_spec__3_#t~ret46; {90#false} is VALID [2020-07-28 19:05:12,543 INFO L280 TraceCheckUtils]: 14: Hoare triple {90#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {90#false} is VALID [2020-07-28 19:05:12,544 INFO L280 TraceCheckUtils]: 15: Hoare triple {90#false} __utac_acc__Specification5_spec__3_#t~ret47 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret47 && __utac_acc__Specification5_spec__3_#t~ret47 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret47;havoc __utac_acc__Specification5_spec__3_#t~ret47; {90#false} is VALID [2020-07-28 19:05:12,544 INFO L280 TraceCheckUtils]: 16: Hoare triple {90#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~0; {90#false} is VALID [2020-07-28 19:05:12,545 INFO L280 TraceCheckUtils]: 17: Hoare triple {90#false} assume 0 == ~switchedOnBeforeTS~0; {90#false} is VALID [2020-07-28 19:05:12,545 INFO L280 TraceCheckUtils]: 18: Hoare triple {90#false} assume !false; {90#false} is VALID [2020-07-28 19:05:12,549 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 19:05:12,550 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226532987] [2020-07-28 19:05:12,551 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:12,551 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:05:12,552 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506317246] [2020-07-28 19:05:12,558 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-07-28 19:05:12,560 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:12,564 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 19:05:12,609 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 19:05:12,610 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 19:05:12,610 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:12,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 19:05:12,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 19:05:12,622 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 2 states. [2020-07-28 19:05:12,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:12,851 INFO L93 Difference]: Finished difference Result 165 states and 244 transitions. [2020-07-28 19:05:12,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 19:05:12,851 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-07-28 19:05:12,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:12,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:05:12,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 244 transitions. [2020-07-28 19:05:12,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:05:12,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 244 transitions. [2020-07-28 19:05:12,874 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 244 transitions. [2020-07-28 19:05:13,223 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 244 edges. 244 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:13,245 INFO L225 Difference]: With dead ends: 165 [2020-07-28 19:05:13,245 INFO L226 Difference]: Without dead ends: 82 [2020-07-28 19:05:13,252 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 19:05:13,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-07-28 19:05:13,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2020-07-28 19:05:13,314 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:13,315 INFO L82 GeneralOperation]: Start isEquivalent. First operand 82 states. Second operand 82 states. [2020-07-28 19:05:13,315 INFO L74 IsIncluded]: Start isIncluded. First operand 82 states. Second operand 82 states. [2020-07-28 19:05:13,315 INFO L87 Difference]: Start difference. First operand 82 states. Second operand 82 states. [2020-07-28 19:05:13,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:13,322 INFO L93 Difference]: Finished difference Result 82 states and 114 transitions. [2020-07-28 19:05:13,322 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2020-07-28 19:05:13,323 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:13,324 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:13,324 INFO L74 IsIncluded]: Start isIncluded. First operand 82 states. Second operand 82 states. [2020-07-28 19:05:13,324 INFO L87 Difference]: Start difference. First operand 82 states. Second operand 82 states. [2020-07-28 19:05:13,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:13,330 INFO L93 Difference]: Finished difference Result 82 states and 114 transitions. [2020-07-28 19:05:13,331 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2020-07-28 19:05:13,332 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:13,332 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:13,332 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:13,332 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:13,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-07-28 19:05:13,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 114 transitions. [2020-07-28 19:05:13,339 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 114 transitions. Word has length 19 [2020-07-28 19:05:13,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:13,340 INFO L479 AbstractCegarLoop]: Abstraction has 82 states and 114 transitions. [2020-07-28 19:05:13,340 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 19:05:13,340 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2020-07-28 19:05:13,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-07-28 19:05:13,341 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:13,341 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 19:05:13,342 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 19:05:13,342 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:13,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:13,342 INFO L82 PathProgramCache]: Analyzing trace with hash -697845427, now seen corresponding path program 1 times [2020-07-28 19:05:13,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:13,343 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524332099] [2020-07-28 19:05:13,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:13,476 INFO L280 TraceCheckUtils]: 0: Hoare triple {615#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~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(13);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(80, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(117, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(109, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(112, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(110, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {615#true} is VALID [2020-07-28 19:05:13,477 INFO L280 TraceCheckUtils]: 1: Hoare triple {615#true} havoc main_#res;havoc main_#t~ret49, main_~retValue_acc~8, main_~tmp~4;havoc main_~retValue_acc~8;havoc main_~tmp~4; {615#true} is VALID [2020-07-28 19:05:13,477 INFO L280 TraceCheckUtils]: 2: Hoare triple {615#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; {615#true} is VALID [2020-07-28 19:05:13,478 INFO L280 TraceCheckUtils]: 3: Hoare triple {615#true} main_#t~ret49 := valid_product_#res;assume -2147483648 <= main_#t~ret49 && main_#t~ret49 <= 2147483647;main_~tmp~4 := main_#t~ret49;havoc main_#t~ret49; {615#true} is VALID [2020-07-28 19:05:13,478 INFO L280 TraceCheckUtils]: 4: Hoare triple {615#true} assume 0 != main_~tmp~4; {615#true} is VALID [2020-07-28 19:05:13,478 INFO L280 TraceCheckUtils]: 5: Hoare triple {615#true} ~switchedOnBeforeTS~0 := 0; {615#true} is VALID [2020-07-28 19:05:13,479 INFO L280 TraceCheckUtils]: 6: Hoare triple {615#true} havoc test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, test_#t~nondet53, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {617#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:05:13,480 INFO L280 TraceCheckUtils]: 7: Hoare triple {617#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {617#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:05:13,482 INFO L280 TraceCheckUtils]: 8: Hoare triple {617#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {616#false} is VALID [2020-07-28 19:05:13,482 INFO L280 TraceCheckUtils]: 9: Hoare triple {616#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~ret45;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {616#false} is VALID [2020-07-28 19:05:13,483 INFO L280 TraceCheckUtils]: 10: Hoare triple {616#false} __utac_acc__Specification5_spec__2_#t~ret45 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret45 && __utac_acc__Specification5_spec__2_#t~ret45 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret45;havoc __utac_acc__Specification5_spec__2_#t~ret45; {616#false} is VALID [2020-07-28 19:05:13,483 INFO L280 TraceCheckUtils]: 11: Hoare triple {616#false} assume !(0 != ~pumpRunning~0); {616#false} is VALID [2020-07-28 19:05:13,484 INFO L280 TraceCheckUtils]: 12: Hoare triple {616#false} assume !(0 != ~systemActive~0); {616#false} is VALID [2020-07-28 19:05:13,484 INFO L280 TraceCheckUtils]: 13: Hoare triple {616#false} havoc __utac_acc__Specification5_spec__3_#t~ret46, __utac_acc__Specification5_spec__3_#t~ret47, __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~4;havoc getWaterLevel_~retValue_acc~4;getWaterLevel_~retValue_acc~4 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~4; {616#false} is VALID [2020-07-28 19:05:13,484 INFO L280 TraceCheckUtils]: 14: Hoare triple {616#false} __utac_acc__Specification5_spec__3_#t~ret46 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret46 && __utac_acc__Specification5_spec__3_#t~ret46 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~3 := __utac_acc__Specification5_spec__3_#t~ret46;havoc __utac_acc__Specification5_spec__3_#t~ret46; {616#false} is VALID [2020-07-28 19:05:13,485 INFO L280 TraceCheckUtils]: 15: Hoare triple {616#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {616#false} is VALID [2020-07-28 19:05:13,485 INFO L280 TraceCheckUtils]: 16: Hoare triple {616#false} __utac_acc__Specification5_spec__3_#t~ret47 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret47 && __utac_acc__Specification5_spec__3_#t~ret47 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret47;havoc __utac_acc__Specification5_spec__3_#t~ret47; {616#false} is VALID [2020-07-28 19:05:13,485 INFO L280 TraceCheckUtils]: 17: Hoare triple {616#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~0; {616#false} is VALID [2020-07-28 19:05:13,486 INFO L280 TraceCheckUtils]: 18: Hoare triple {616#false} assume 0 == ~switchedOnBeforeTS~0; {616#false} is VALID [2020-07-28 19:05:13,486 INFO L280 TraceCheckUtils]: 19: Hoare triple {616#false} assume !false; {616#false} is VALID [2020-07-28 19:05:13,488 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 19:05:13,489 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524332099] [2020-07-28 19:05:13,489 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:13,489 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:05:13,490 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317070880] [2020-07-28 19:05:13,492 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-07-28 19:05:13,492 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:13,492 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:05:13,525 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 19:05:13,526 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:05:13,526 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:13,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:05:13,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:13,527 INFO L87 Difference]: Start difference. First operand 82 states and 114 transitions. Second operand 3 states. [2020-07-28 19:05:13,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:13,735 INFO L93 Difference]: Finished difference Result 82 states and 114 transitions. [2020-07-28 19:05:13,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:05:13,735 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-07-28 19:05:13,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:13,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:13,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 114 transitions. [2020-07-28 19:05:13,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:13,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 114 transitions. [2020-07-28 19:05:13,742 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 114 transitions. [2020-07-28 19:05:13,937 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 114 edges. 114 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:13,939 INFO L225 Difference]: With dead ends: 82 [2020-07-28 19:05:13,939 INFO L226 Difference]: Without dead ends: 39 [2020-07-28 19:05:13,941 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 19:05:13,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-07-28 19:05:13,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2020-07-28 19:05:13,958 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:13,958 INFO L82 GeneralOperation]: Start isEquivalent. First operand 39 states. Second operand 39 states. [2020-07-28 19:05:13,958 INFO L74 IsIncluded]: Start isIncluded. First operand 39 states. Second operand 39 states. [2020-07-28 19:05:13,958 INFO L87 Difference]: Start difference. First operand 39 states. Second operand 39 states. [2020-07-28 19:05:13,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:13,961 INFO L93 Difference]: Finished difference Result 39 states and 54 transitions. [2020-07-28 19:05:13,961 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2020-07-28 19:05:13,961 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:13,961 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:13,962 INFO L74 IsIncluded]: Start isIncluded. First operand 39 states. Second operand 39 states. [2020-07-28 19:05:13,962 INFO L87 Difference]: Start difference. First operand 39 states. Second operand 39 states. [2020-07-28 19:05:13,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:13,964 INFO L93 Difference]: Finished difference Result 39 states and 54 transitions. [2020-07-28 19:05:13,964 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2020-07-28 19:05:13,965 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:13,965 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:13,965 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:13,966 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:13,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-07-28 19:05:13,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 54 transitions. [2020-07-28 19:05:13,968 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 54 transitions. Word has length 20 [2020-07-28 19:05:13,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:13,968 INFO L479 AbstractCegarLoop]: Abstraction has 39 states and 54 transitions. [2020-07-28 19:05:13,968 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:05:13,969 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2020-07-28 19:05:13,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-28 19:05:13,970 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:13,970 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 19:05:13,970 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 19:05:13,970 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:13,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:13,971 INFO L82 PathProgramCache]: Analyzing trace with hash -1072512286, now seen corresponding path program 1 times [2020-07-28 19:05:13,971 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:13,971 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212682483] [2020-07-28 19:05:13,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:14,060 INFO L280 TraceCheckUtils]: 0: Hoare triple {873#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~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(13);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(80, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(117, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(109, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(112, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(110, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {873#true} is VALID [2020-07-28 19:05:14,061 INFO L280 TraceCheckUtils]: 1: Hoare triple {873#true} havoc main_#res;havoc main_#t~ret49, main_~retValue_acc~8, main_~tmp~4;havoc main_~retValue_acc~8;havoc main_~tmp~4; {873#true} is VALID [2020-07-28 19:05:14,061 INFO L280 TraceCheckUtils]: 2: Hoare triple {873#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; {873#true} is VALID [2020-07-28 19:05:14,061 INFO L280 TraceCheckUtils]: 3: Hoare triple {873#true} main_#t~ret49 := valid_product_#res;assume -2147483648 <= main_#t~ret49 && main_#t~ret49 <= 2147483647;main_~tmp~4 := main_#t~ret49;havoc main_#t~ret49; {873#true} is VALID [2020-07-28 19:05:14,061 INFO L280 TraceCheckUtils]: 4: Hoare triple {873#true} assume 0 != main_~tmp~4; {873#true} is VALID [2020-07-28 19:05:14,062 INFO L280 TraceCheckUtils]: 5: Hoare triple {873#true} ~switchedOnBeforeTS~0 := 0; {873#true} is VALID [2020-07-28 19:05:14,062 INFO L280 TraceCheckUtils]: 6: Hoare triple {873#true} havoc test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, test_#t~nondet53, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {873#true} is VALID [2020-07-28 19:05:14,062 INFO L280 TraceCheckUtils]: 7: Hoare triple {873#true} assume !false; {873#true} is VALID [2020-07-28 19:05:14,063 INFO L280 TraceCheckUtils]: 8: Hoare triple {873#true} assume test_~splverifierCounter~0 < 4; {873#true} is VALID [2020-07-28 19:05:14,063 INFO L280 TraceCheckUtils]: 9: Hoare triple {873#true} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp~5 := test_#t~nondet50;havoc test_#t~nondet50; {873#true} is VALID [2020-07-28 19:05:14,063 INFO L280 TraceCheckUtils]: 10: Hoare triple {873#true} assume !(0 != test_~tmp~5); {873#true} is VALID [2020-07-28 19:05:14,064 INFO L280 TraceCheckUtils]: 11: Hoare triple {873#true} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___0~1 := test_#t~nondet51;havoc test_#t~nondet51; {873#true} is VALID [2020-07-28 19:05:14,064 INFO L280 TraceCheckUtils]: 12: Hoare triple {873#true} assume !(0 != test_~tmp___0~1); {873#true} is VALID [2020-07-28 19:05:14,064 INFO L280 TraceCheckUtils]: 13: Hoare triple {873#true} assume -2147483648 <= test_#t~nondet52 && test_#t~nondet52 <= 2147483647;test_~tmp___2~0 := test_#t~nondet52;havoc test_#t~nondet52; {873#true} is VALID [2020-07-28 19:05:14,065 INFO L280 TraceCheckUtils]: 14: Hoare triple {873#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {875#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:14,066 INFO L280 TraceCheckUtils]: 15: Hoare triple {875#(= 1 ~systemActive~0)} havoc __utac_acc__Specification5_spec__2_#t~ret45;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {875#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:14,067 INFO L280 TraceCheckUtils]: 16: Hoare triple {875#(= 1 ~systemActive~0)} __utac_acc__Specification5_spec__2_#t~ret45 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret45 && __utac_acc__Specification5_spec__2_#t~ret45 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret45;havoc __utac_acc__Specification5_spec__2_#t~ret45; {875#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:14,068 INFO L280 TraceCheckUtils]: 17: Hoare triple {875#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {875#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:14,068 INFO L280 TraceCheckUtils]: 18: Hoare triple {875#(= 1 ~systemActive~0)} assume !(0 != ~systemActive~0); {874#false} is VALID [2020-07-28 19:05:14,069 INFO L280 TraceCheckUtils]: 19: Hoare triple {874#false} havoc __utac_acc__Specification5_spec__3_#t~ret46, __utac_acc__Specification5_spec__3_#t~ret47, __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~4;havoc getWaterLevel_~retValue_acc~4;getWaterLevel_~retValue_acc~4 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~4; {874#false} is VALID [2020-07-28 19:05:14,069 INFO L280 TraceCheckUtils]: 20: Hoare triple {874#false} __utac_acc__Specification5_spec__3_#t~ret46 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret46 && __utac_acc__Specification5_spec__3_#t~ret46 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~3 := __utac_acc__Specification5_spec__3_#t~ret46;havoc __utac_acc__Specification5_spec__3_#t~ret46; {874#false} is VALID [2020-07-28 19:05:14,069 INFO L280 TraceCheckUtils]: 21: Hoare triple {874#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {874#false} is VALID [2020-07-28 19:05:14,070 INFO L280 TraceCheckUtils]: 22: Hoare triple {874#false} __utac_acc__Specification5_spec__3_#t~ret47 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret47 && __utac_acc__Specification5_spec__3_#t~ret47 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret47;havoc __utac_acc__Specification5_spec__3_#t~ret47; {874#false} is VALID [2020-07-28 19:05:14,070 INFO L280 TraceCheckUtils]: 23: Hoare triple {874#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~0; {874#false} is VALID [2020-07-28 19:05:14,070 INFO L280 TraceCheckUtils]: 24: Hoare triple {874#false} assume 0 == ~switchedOnBeforeTS~0; {874#false} is VALID [2020-07-28 19:05:14,071 INFO L280 TraceCheckUtils]: 25: Hoare triple {874#false} assume !false; {874#false} is VALID [2020-07-28 19:05:14,072 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 19:05:14,072 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212682483] [2020-07-28 19:05:14,072 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:14,072 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:05:14,073 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989174030] [2020-07-28 19:05:14,073 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-07-28 19:05:14,073 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:14,074 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:05:14,109 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 19:05:14,109 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:05:14,109 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:14,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:05:14,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:14,110 INFO L87 Difference]: Start difference. First operand 39 states and 54 transitions. Second operand 3 states. [2020-07-28 19:05:14,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:14,367 INFO L93 Difference]: Finished difference Result 103 states and 148 transitions. [2020-07-28 19:05:14,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:05:14,370 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-07-28 19:05:14,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:14,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:14,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 148 transitions. [2020-07-28 19:05:14,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:14,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 148 transitions. [2020-07-28 19:05:14,379 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 148 transitions. [2020-07-28 19:05:14,544 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 148 edges. 148 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:14,547 INFO L225 Difference]: With dead ends: 103 [2020-07-28 19:05:14,547 INFO L226 Difference]: Without dead ends: 71 [2020-07-28 19:05:14,548 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 19:05:14,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-07-28 19:05:14,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 67. [2020-07-28 19:05:14,585 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:14,586 INFO L82 GeneralOperation]: Start isEquivalent. First operand 71 states. Second operand 67 states. [2020-07-28 19:05:14,586 INFO L74 IsIncluded]: Start isIncluded. First operand 71 states. Second operand 67 states. [2020-07-28 19:05:14,586 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 67 states. [2020-07-28 19:05:14,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:14,590 INFO L93 Difference]: Finished difference Result 71 states and 100 transitions. [2020-07-28 19:05:14,590 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2020-07-28 19:05:14,591 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:14,591 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:14,591 INFO L74 IsIncluded]: Start isIncluded. First operand 67 states. Second operand 71 states. [2020-07-28 19:05:14,591 INFO L87 Difference]: Start difference. First operand 67 states. Second operand 71 states. [2020-07-28 19:05:14,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:14,595 INFO L93 Difference]: Finished difference Result 71 states and 100 transitions. [2020-07-28 19:05:14,596 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2020-07-28 19:05:14,596 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:14,597 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:14,597 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:14,597 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:14,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2020-07-28 19:05:14,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 96 transitions. [2020-07-28 19:05:14,601 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 96 transitions. Word has length 26 [2020-07-28 19:05:14,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:14,601 INFO L479 AbstractCegarLoop]: Abstraction has 67 states and 96 transitions. [2020-07-28 19:05:14,602 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:05:14,602 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2020-07-28 19:05:14,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-28 19:05:14,603 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:14,603 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 19:05:14,603 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 19:05:14,604 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:14,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:14,604 INFO L82 PathProgramCache]: Analyzing trace with hash 810824891, now seen corresponding path program 1 times [2020-07-28 19:05:14,605 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:14,605 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299686417] [2020-07-28 19:05:14,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:14,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:14,775 INFO L280 TraceCheckUtils]: 0: Hoare triple {1262#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~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(13);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(80, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(117, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(109, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(112, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(110, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,776 INFO L280 TraceCheckUtils]: 1: Hoare triple {1264#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret49, main_~retValue_acc~8, main_~tmp~4;havoc main_~retValue_acc~8;havoc main_~tmp~4; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,777 INFO L280 TraceCheckUtils]: 2: Hoare triple {1264#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,778 INFO L280 TraceCheckUtils]: 3: Hoare triple {1264#(= 0 ~pumpRunning~0)} main_#t~ret49 := valid_product_#res;assume -2147483648 <= main_#t~ret49 && main_#t~ret49 <= 2147483647;main_~tmp~4 := main_#t~ret49;havoc main_#t~ret49; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,779 INFO L280 TraceCheckUtils]: 4: Hoare triple {1264#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~4; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,780 INFO L280 TraceCheckUtils]: 5: Hoare triple {1264#(= 0 ~pumpRunning~0)} ~switchedOnBeforeTS~0 := 0; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,780 INFO L280 TraceCheckUtils]: 6: Hoare triple {1264#(= 0 ~pumpRunning~0)} havoc test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, test_#t~nondet53, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,781 INFO L280 TraceCheckUtils]: 7: Hoare triple {1264#(= 0 ~pumpRunning~0)} assume !false; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,782 INFO L280 TraceCheckUtils]: 8: Hoare triple {1264#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,783 INFO L280 TraceCheckUtils]: 9: Hoare triple {1264#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp~5 := test_#t~nondet50;havoc test_#t~nondet50; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,784 INFO L280 TraceCheckUtils]: 10: Hoare triple {1264#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~5); {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,785 INFO L280 TraceCheckUtils]: 11: Hoare triple {1264#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___0~1 := test_#t~nondet51;havoc test_#t~nondet51; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,786 INFO L280 TraceCheckUtils]: 12: Hoare triple {1264#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___0~1); {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,786 INFO L280 TraceCheckUtils]: 13: Hoare triple {1264#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet52 && test_#t~nondet52 <= 2147483647;test_~tmp___2~0 := test_#t~nondet52;havoc test_#t~nondet52; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,787 INFO L280 TraceCheckUtils]: 14: Hoare triple {1264#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,788 INFO L280 TraceCheckUtils]: 15: Hoare triple {1264#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret45;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,789 INFO L280 TraceCheckUtils]: 16: Hoare triple {1264#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__2_#t~ret45 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret45 && __utac_acc__Specification5_spec__2_#t~ret45 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret45;havoc __utac_acc__Specification5_spec__2_#t~ret45; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,790 INFO L280 TraceCheckUtils]: 17: Hoare triple {1264#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,791 INFO L280 TraceCheckUtils]: 18: Hoare triple {1264#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret54, processEnvironment_~tmp~6;havoc processEnvironment_~tmp~6; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,792 INFO L280 TraceCheckUtils]: 19: Hoare triple {1264#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,793 INFO L280 TraceCheckUtils]: 20: Hoare triple {1264#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__3_#t~ret46, __utac_acc__Specification5_spec__3_#t~ret47, __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~4;havoc getWaterLevel_~retValue_acc~4;getWaterLevel_~retValue_acc~4 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~4; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,810 INFO L280 TraceCheckUtils]: 21: Hoare triple {1264#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__3_#t~ret46 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret46 && __utac_acc__Specification5_spec__3_#t~ret46 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~3 := __utac_acc__Specification5_spec__3_#t~ret46;havoc __utac_acc__Specification5_spec__3_#t~ret46; {1264#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:14,811 INFO L280 TraceCheckUtils]: 22: Hoare triple {1264#(= 0 ~pumpRunning~0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {1265#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:05:14,812 INFO L280 TraceCheckUtils]: 23: Hoare triple {1265#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification5_spec__3_#t~ret47 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret47 && __utac_acc__Specification5_spec__3_#t~ret47 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret47;havoc __utac_acc__Specification5_spec__3_#t~ret47; {1266#(= 0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0)} is VALID [2020-07-28 19:05:14,813 INFO L280 TraceCheckUtils]: 24: Hoare triple {1266#(= 0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~0; {1263#false} is VALID [2020-07-28 19:05:14,814 INFO L280 TraceCheckUtils]: 25: Hoare triple {1263#false} assume 0 == ~switchedOnBeforeTS~0; {1263#false} is VALID [2020-07-28 19:05:14,814 INFO L280 TraceCheckUtils]: 26: Hoare triple {1263#false} assume !false; {1263#false} is VALID [2020-07-28 19:05:14,816 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 19:05:14,816 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299686417] [2020-07-28 19:05:14,817 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:14,817 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 19:05:14,817 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448376628] [2020-07-28 19:05:14,819 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-07-28 19:05:14,820 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:14,820 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:05:14,858 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 19:05:14,858 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:05:14,859 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:14,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:05:14,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:05:14,860 INFO L87 Difference]: Start difference. First operand 67 states and 96 transitions. Second operand 5 states. [2020-07-28 19:05:15,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:15,386 INFO L93 Difference]: Finished difference Result 162 states and 238 transitions. [2020-07-28 19:05:15,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 19:05:15,386 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-07-28 19:05:15,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:15,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:05:15,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 139 transitions. [2020-07-28 19:05:15,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:05:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 139 transitions. [2020-07-28 19:05:15,392 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 139 transitions. [2020-07-28 19:05:15,557 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 19:05:15,557 INFO L225 Difference]: With dead ends: 162 [2020-07-28 19:05:15,557 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 19:05:15,559 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 19:05:15,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 19:05:15,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 19:05:15,560 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:15,560 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:15,560 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:15,560 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:15,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:15,561 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:05:15,561 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:05:15,561 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:15,561 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:15,561 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:15,562 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:15,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:15,562 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:05:15,562 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:05:15,562 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:15,562 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:15,563 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:15,563 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:15,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 19:05:15,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 19:05:15,563 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2020-07-28 19:05:15,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:15,564 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 19:05:15,564 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:05:15,564 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:05:15,564 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:15,564 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 19:05:15,567 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 19:05:15,880 INFO L264 CegarLoopResult]: At program point L762(lines 711 763) the Hoare annotation is: false [2020-07-28 19:05:15,880 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2020-07-28 19:05:15,880 INFO L268 CegarLoopResult]: For program point L531(lines 531 548) no Hoare annotation was computed. [2020-07-28 19:05:15,881 INFO L264 CegarLoopResult]: At program point L531-1(lines 1 949) 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 19:05:15,881 INFO L268 CegarLoopResult]: For program point L531-2(lines 531 548) no Hoare annotation was computed. [2020-07-28 19:05:15,881 INFO L264 CegarLoopResult]: At program point L531-3(lines 1 949) the Hoare annotation is: false [2020-07-28 19:05:15,881 INFO L268 CegarLoopResult]: For program point L531-4(lines 531 548) no Hoare annotation was computed. [2020-07-28 19:05:15,881 INFO L264 CegarLoopResult]: At program point L531-5(lines 1 949) the Hoare annotation is: false [2020-07-28 19:05:15,881 INFO L268 CegarLoopResult]: For program point L713(lines 712 761) no Hoare annotation was computed. [2020-07-28 19:05:15,881 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 19:05:15,882 INFO L268 CegarLoopResult]: For program point L714(lines 714 718) no Hoare annotation was computed. [2020-07-28 19:05:15,882 INFO L268 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-07-28 19:05:15,882 INFO L268 CegarLoopResult]: For program point L616-1(lines 616 620) no Hoare annotation was computed. [2020-07-28 19:05:15,882 INFO L268 CegarLoopResult]: For program point L732(lines 732 738) no Hoare annotation was computed. [2020-07-28 19:05:15,882 INFO L264 CegarLoopResult]: At program point L732-1(lines 732 738) 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 19:05:15,882 INFO L268 CegarLoopResult]: For program point L815(lines 815 832) no Hoare annotation was computed. [2020-07-28 19:05:15,882 INFO L268 CegarLoopResult]: For program point L815-1(lines 815 832) no Hoare annotation was computed. [2020-07-28 19:05:15,882 INFO L268 CegarLoopResult]: For program point L815-2(lines 815 832) no Hoare annotation was computed. [2020-07-28 19:05:15,883 INFO L268 CegarLoopResult]: For program point L931(lines 931 937) no Hoare annotation was computed. [2020-07-28 19:05:15,883 INFO L268 CegarLoopResult]: For program point L419(lines 419 423) no Hoare annotation was computed. [2020-07-28 19:05:15,883 INFO L264 CegarLoopResult]: At program point L931-1(lines 931 937) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:15,883 INFO L268 CegarLoopResult]: For program point L419-3(lines 419 423) no Hoare annotation was computed. [2020-07-28 19:05:15,883 INFO L268 CegarLoopResult]: For program point L419-6(lines 419 423) no Hoare annotation was computed. [2020-07-28 19:05:15,886 INFO L268 CegarLoopResult]: For program point L535(lines 535 545) no Hoare annotation was computed. [2020-07-28 19:05:15,886 INFO L268 CegarLoopResult]: For program point L535-2(lines 535 545) no Hoare annotation was computed. [2020-07-28 19:05:15,886 INFO L268 CegarLoopResult]: For program point L535-4(lines 535 545) no Hoare annotation was computed. [2020-07-28 19:05:15,886 INFO L264 CegarLoopResult]: At program point L783(lines 779 801) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:15,886 INFO L268 CegarLoopResult]: For program point L750(lines 750 756) no Hoare annotation was computed. [2020-07-28 19:05:15,886 INFO L264 CegarLoopResult]: At program point L783-1(lines 779 801) the Hoare annotation is: false [2020-07-28 19:05:15,886 INFO L264 CegarLoopResult]: At program point L750-1(lines 1 949) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:15,887 INFO L264 CegarLoopResult]: At program point L783-2(lines 779 801) the Hoare annotation is: false [2020-07-28 19:05:15,887 INFO L268 CegarLoopResult]: For program point L536(lines 536 542) no Hoare annotation was computed. [2020-07-28 19:05:15,887 INFO L268 CegarLoopResult]: For program point L536-2(lines 536 542) no Hoare annotation was computed. [2020-07-28 19:05:15,887 INFO L268 CegarLoopResult]: For program point L536-4(lines 536 542) no Hoare annotation was computed. [2020-07-28 19:05:15,887 INFO L264 CegarLoopResult]: At program point L586(lines 581 589) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:15,887 INFO L264 CegarLoopResult]: At program point L520(lines 783 789) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:15,888 INFO L264 CegarLoopResult]: At program point L520-1(lines 783 789) the Hoare annotation is: false [2020-07-28 19:05:15,888 INFO L264 CegarLoopResult]: At program point L520-2(lines 783 789) the Hoare annotation is: false [2020-07-28 19:05:15,888 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 19:05:15,888 INFO L268 CegarLoopResult]: For program point L917(lines 917 921) no Hoare annotation was computed. [2020-07-28 19:05:15,888 INFO L268 CegarLoopResult]: For program point L917-2(lines 917 921) no Hoare annotation was computed. [2020-07-28 19:05:15,890 INFO L268 CegarLoopResult]: For program point L917-3(lines 917 921) no Hoare annotation was computed. [2020-07-28 19:05:15,890 INFO L268 CegarLoopResult]: For program point L917-5(lines 917 921) no Hoare annotation was computed. [2020-07-28 19:05:15,890 INFO L268 CegarLoopResult]: For program point L917-6(lines 917 921) no Hoare annotation was computed. [2020-07-28 19:05:15,890 INFO L268 CegarLoopResult]: For program point L686(lines 686 693) no Hoare annotation was computed. [2020-07-28 19:05:15,891 INFO L268 CegarLoopResult]: For program point L917-8(lines 917 921) no Hoare annotation was computed. [2020-07-28 19:05:15,891 INFO L271 CegarLoopResult]: At program point L686-1(lines 686 693) the Hoare annotation is: true [2020-07-28 19:05:15,891 INFO L264 CegarLoopResult]: At program point L488(lines 483 491) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:15,891 INFO L264 CegarLoopResult]: At program point L488-1(lines 483 491) the Hoare annotation is: false [2020-07-28 19:05:15,891 INFO L264 CegarLoopResult]: At program point L488-2(lines 483 491) the Hoare annotation is: false [2020-07-28 19:05:15,891 INFO L264 CegarLoopResult]: At program point L868(lines 863 871) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:15,891 INFO L264 CegarLoopResult]: At program point L868-1(lines 863 871) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:15,892 INFO L264 CegarLoopResult]: At program point L868-2(lines 863 871) the Hoare annotation is: false [2020-07-28 19:05:15,892 INFO L264 CegarLoopResult]: At program point L868-3(lines 863 871) the Hoare annotation is: false [2020-07-28 19:05:15,892 INFO L264 CegarLoopResult]: At program point L868-4(lines 863 871) the Hoare annotation is: false [2020-07-28 19:05:15,892 INFO L264 CegarLoopResult]: At program point L868-5(lines 863 871) the Hoare annotation is: false [2020-07-28 19:05:15,893 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2020-07-28 19:05:15,893 INFO L268 CegarLoopResult]: For program point L819(lines 819 827) no Hoare annotation was computed. [2020-07-28 19:05:15,893 INFO L268 CegarLoopResult]: For program point L819-1(lines 819 827) no Hoare annotation was computed. [2020-07-28 19:05:15,893 INFO L268 CegarLoopResult]: For program point L819-2(lines 819 827) no Hoare annotation was computed. [2020-07-28 19:05:15,893 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 19:05:15,893 INFO L268 CegarLoopResult]: For program point L722(lines 722 728) no Hoare annotation was computed. [2020-07-28 19:05:15,895 INFO L264 CegarLoopResult]: At program point L722-1(lines 722 728) 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 19:05:15,895 INFO L268 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2020-07-28 19:05:15,895 INFO L264 CegarLoopResult]: At program point L790(lines 790 796) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0)) [2020-07-28 19:05:15,895 INFO L264 CegarLoopResult]: At program point L790-1(lines 790 796) the Hoare annotation is: false [2020-07-28 19:05:15,895 INFO L264 CegarLoopResult]: At program point L790-2(lines 790 796) the Hoare annotation is: false [2020-07-28 19:05:15,896 INFO L264 CegarLoopResult]: At program point L510(lines 505 512) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:15,896 INFO L264 CegarLoopResult]: At program point L923(lines 908 926) the Hoare annotation is: false [2020-07-28 19:05:15,896 INFO L264 CegarLoopResult]: At program point L923-1(lines 908 926) the Hoare annotation is: false [2020-07-28 19:05:15,896 INFO L264 CegarLoopResult]: At program point L923-2(lines 908 926) the Hoare annotation is: false [2020-07-28 19:05:15,896 INFO L268 CegarLoopResult]: For program point L742(lines 742 757) no Hoare annotation was computed. [2020-07-28 19:05:15,896 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 19:05:15,896 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2020-07-28 19:05:15,897 INFO L264 CegarLoopResult]: At program point L578(lines 1 949) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:15,897 INFO L264 CegarLoopResult]: At program point L661(lines 657 663) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:15,898 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-07-28 19:05:15,898 INFO L268 CegarLoopResult]: For program point L595-1(line 595) no Hoare annotation was computed. [2020-07-28 19:05:15,898 INFO L268 CegarLoopResult]: For program point L595-2(line 595) no Hoare annotation was computed. [2020-07-28 19:05:15,898 INFO L264 CegarLoopResult]: At program point L612-2(lines 612 626) the Hoare annotation is: false [2020-07-28 19:05:15,898 INFO L271 CegarLoopResult]: At program point L695(lines 676 698) the Hoare annotation is: true [2020-07-28 19:05:15,898 INFO L264 CegarLoopResult]: At program point L497(lines 492 500) the Hoare annotation is: false [2020-07-28 19:05:15,898 INFO L264 CegarLoopResult]: At program point L497-1(lines 492 500) the Hoare annotation is: false [2020-07-28 19:05:15,898 INFO L268 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2020-07-28 19:05:15,898 INFO L264 CegarLoopResult]: At program point L497-2(lines 492 500) the Hoare annotation is: false [2020-07-28 19:05:15,899 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-07-28 19:05:15,903 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 19:05:15,903 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 19:05:15,904 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-28 19:05:15,904 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-28 19:05:15,904 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-28 19:05:15,906 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:05:15,906 WARN L170 areAnnotationChecker]: L713 has no Hoare annotation [2020-07-28 19:05:15,907 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:05:15,907 WARN L170 areAnnotationChecker]: L713 has no Hoare annotation [2020-07-28 19:05:15,907 WARN L170 areAnnotationChecker]: L713 has no Hoare annotation [2020-07-28 19:05:15,907 WARN L170 areAnnotationChecker]: L714 has no Hoare annotation [2020-07-28 19:05:15,907 WARN L170 areAnnotationChecker]: L419-3 has no Hoare annotation [2020-07-28 19:05:15,907 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-28 19:05:15,907 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-28 19:05:15,907 WARN L170 areAnnotationChecker]: L419-3 has no Hoare annotation [2020-07-28 19:05:15,907 WARN L170 areAnnotationChecker]: L419-3 has no Hoare annotation [2020-07-28 19:05:15,908 WARN L170 areAnnotationChecker]: L815-1 has no Hoare annotation [2020-07-28 19:05:15,908 WARN L170 areAnnotationChecker]: L431 has no Hoare annotation [2020-07-28 19:05:15,908 WARN L170 areAnnotationChecker]: L431 has no Hoare annotation [2020-07-28 19:05:15,908 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-28 19:05:15,908 WARN L170 areAnnotationChecker]: L815-1 has no Hoare annotation [2020-07-28 19:05:15,908 WARN L170 areAnnotationChecker]: L815-1 has no Hoare annotation [2020-07-28 19:05:15,908 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-28 19:05:15,908 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-28 19:05:15,908 WARN L170 areAnnotationChecker]: L917-3 has no Hoare annotation [2020-07-28 19:05:15,909 WARN L170 areAnnotationChecker]: L531-2 has no Hoare annotation [2020-07-28 19:05:15,909 WARN L170 areAnnotationChecker]: L443 has no Hoare annotation [2020-07-28 19:05:15,909 WARN L170 areAnnotationChecker]: L443 has no Hoare annotation [2020-07-28 19:05:15,909 WARN L170 areAnnotationChecker]: L742 has no Hoare annotation [2020-07-28 19:05:15,909 WARN L170 areAnnotationChecker]: L917-3 has no Hoare annotation [2020-07-28 19:05:15,909 WARN L170 areAnnotationChecker]: L917-3 has no Hoare annotation [2020-07-28 19:05:15,909 WARN L170 areAnnotationChecker]: L531-2 has no Hoare annotation [2020-07-28 19:05:15,909 WARN L170 areAnnotationChecker]: L531-2 has no Hoare annotation [2020-07-28 19:05:15,909 WARN L170 areAnnotationChecker]: L742 has no Hoare annotation [2020-07-28 19:05:15,910 WARN L170 areAnnotationChecker]: L742 has no Hoare annotation [2020-07-28 19:05:15,910 WARN L170 areAnnotationChecker]: L917-5 has no Hoare annotation [2020-07-28 19:05:15,910 WARN L170 areAnnotationChecker]: L535-2 has no Hoare annotation [2020-07-28 19:05:15,913 WARN L170 areAnnotationChecker]: L750 has no Hoare annotation [2020-07-28 19:05:15,913 WARN L170 areAnnotationChecker]: L750 has no Hoare annotation [2020-07-28 19:05:15,913 WARN L170 areAnnotationChecker]: L819-1 has no Hoare annotation [2020-07-28 19:05:15,913 WARN L170 areAnnotationChecker]: L535-2 has no Hoare annotation [2020-07-28 19:05:15,913 WARN L170 areAnnotationChecker]: L535-2 has no Hoare annotation [2020-07-28 19:05:15,913 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-28 19:05:15,914 WARN L170 areAnnotationChecker]: L931 has no Hoare annotation [2020-07-28 19:05:15,914 WARN L170 areAnnotationChecker]: L931 has no Hoare annotation [2020-07-28 19:05:15,914 WARN L170 areAnnotationChecker]: L819-1 has no Hoare annotation [2020-07-28 19:05:15,914 WARN L170 areAnnotationChecker]: L819-1 has no Hoare annotation [2020-07-28 19:05:15,914 WARN L170 areAnnotationChecker]: L536-2 has no Hoare annotation [2020-07-28 19:05:15,915 WARN L170 areAnnotationChecker]: L536-2 has no Hoare annotation [2020-07-28 19:05:15,915 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-28 19:05:15,915 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-28 19:05:15,917 WARN L170 areAnnotationChecker]: L595-1 has no Hoare annotation [2020-07-28 19:05:15,917 WARN L170 areAnnotationChecker]: L595-1 has no Hoare annotation [2020-07-28 19:05:15,917 WARN L170 areAnnotationChecker]: L616 has no Hoare annotation [2020-07-28 19:05:15,917 WARN L170 areAnnotationChecker]: L616 has no Hoare annotation [2020-07-28 19:05:15,917 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-28 19:05:15,917 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-28 19:05:15,917 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-28 19:05:15,918 WARN L170 areAnnotationChecker]: L616-1 has no Hoare annotation [2020-07-28 19:05:15,918 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-28 19:05:15,918 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-28 19:05:15,919 WARN L170 areAnnotationChecker]: L917 has no Hoare annotation [2020-07-28 19:05:15,919 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-28 19:05:15,919 WARN L170 areAnnotationChecker]: L419-6 has no Hoare annotation [2020-07-28 19:05:15,919 WARN L170 areAnnotationChecker]: L917 has no Hoare annotation [2020-07-28 19:05:15,919 WARN L170 areAnnotationChecker]: L917 has no Hoare annotation [2020-07-28 19:05:15,919 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-28 19:05:15,920 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-28 19:05:15,920 WARN L170 areAnnotationChecker]: L419-6 has no Hoare annotation [2020-07-28 19:05:15,920 WARN L170 areAnnotationChecker]: L419-6 has no Hoare annotation [2020-07-28 19:05:15,920 WARN L170 areAnnotationChecker]: L815-2 has no Hoare annotation [2020-07-28 19:05:15,920 WARN L170 areAnnotationChecker]: L917-2 has no Hoare annotation [2020-07-28 19:05:15,920 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-28 19:05:15,920 WARN L170 areAnnotationChecker]: L815-2 has no Hoare annotation [2020-07-28 19:05:15,920 WARN L170 areAnnotationChecker]: L815-2 has no Hoare annotation [2020-07-28 19:05:15,920 WARN L170 areAnnotationChecker]: L819 has no Hoare annotation [2020-07-28 19:05:15,920 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-28 19:05:15,921 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-28 19:05:15,921 WARN L170 areAnnotationChecker]: L917-6 has no Hoare annotation [2020-07-28 19:05:15,921 WARN L170 areAnnotationChecker]: L531-4 has no Hoare annotation [2020-07-28 19:05:15,921 WARN L170 areAnnotationChecker]: L819 has no Hoare annotation [2020-07-28 19:05:15,921 WARN L170 areAnnotationChecker]: L819 has no Hoare annotation [2020-07-28 19:05:15,921 WARN L170 areAnnotationChecker]: L536 has no Hoare annotation [2020-07-28 19:05:15,921 WARN L170 areAnnotationChecker]: L536 has no Hoare annotation [2020-07-28 19:05:15,921 WARN L170 areAnnotationChecker]: L917-6 has no Hoare annotation [2020-07-28 19:05:15,921 WARN L170 areAnnotationChecker]: L917-6 has no Hoare annotation [2020-07-28 19:05:15,921 WARN L170 areAnnotationChecker]: L531-4 has no Hoare annotation [2020-07-28 19:05:15,922 WARN L170 areAnnotationChecker]: L531-4 has no Hoare annotation [2020-07-28 19:05:15,922 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-28 19:05:15,922 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-28 19:05:15,922 WARN L170 areAnnotationChecker]: L917-8 has no Hoare annotation [2020-07-28 19:05:15,922 WARN L170 areAnnotationChecker]: L535-4 has no Hoare annotation [2020-07-28 19:05:15,922 WARN L170 areAnnotationChecker]: L819-2 has no Hoare annotation [2020-07-28 19:05:15,922 WARN L170 areAnnotationChecker]: L535-4 has no Hoare annotation [2020-07-28 19:05:15,922 WARN L170 areAnnotationChecker]: L535-4 has no Hoare annotation [2020-07-28 19:05:15,922 WARN L170 areAnnotationChecker]: L819-2 has no Hoare annotation [2020-07-28 19:05:15,923 WARN L170 areAnnotationChecker]: L819-2 has no Hoare annotation [2020-07-28 19:05:15,923 WARN L170 areAnnotationChecker]: L536-4 has no Hoare annotation [2020-07-28 19:05:15,923 WARN L170 areAnnotationChecker]: L536-4 has no Hoare annotation [2020-07-28 19:05:15,923 WARN L170 areAnnotationChecker]: L595-2 has no Hoare annotation [2020-07-28 19:05:15,923 WARN L170 areAnnotationChecker]: L595-2 has no Hoare annotation [2020-07-28 19:05:15,924 INFO L163 areAnnotationChecker]: CFG has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 19:05:15,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 07:05:15 BoogieIcfgContainer [2020-07-28 19:05:15,947 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 19:05:15,948 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 19:05:15,948 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 19:05:15,948 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 19:05:15,949 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:12" (3/4) ... [2020-07-28 19:05:15,952 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 19:05:15,972 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 19:05:15,973 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 19:05:15,974 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 19:05:15,975 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 19:05:15,975 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 19:05:15,976 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:05:15,977 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:05:16,009 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 19:05:16,010 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 19:05:16,010 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 19:05:16,011 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning [2020-07-28 19:05:16,011 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning [2020-07-28 19:05:16,012 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning [2020-07-28 19:05:16,012 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning [2020-07-28 19:05:16,013 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning [2020-07-28 19:05:16,014 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning [2020-07-28 19:05:16,087 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 19:05:16,088 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 19:05:16,091 INFO L168 Benchmark]: Toolchain (without parser) took 6384.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 200.8 MB). Free memory was 961.6 MB in the beginning and 917.4 MB in the end (delta: 44.1 MB). Peak memory consumption was 244.9 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:16,091 INFO L168 Benchmark]: CDTParser took 0.69 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 19:05:16,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 767.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -136.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:16,092 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:16,093 INFO L168 Benchmark]: Boogie Preprocessor took 48.62 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:05:16,093 INFO L168 Benchmark]: RCFGBuilder took 1455.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 942.3 MB in the end (delta: 148.7 MB). Peak memory consumption was 148.7 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:16,094 INFO L168 Benchmark]: TraceAbstraction took 3865.66 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 83.4 MB). Free memory was 942.3 MB in the beginning and 925.4 MB in the end (delta: 16.9 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:16,094 INFO L168 Benchmark]: Witness Printer took 139.92 ms. Allocated memory is still 1.2 GB. Free memory was 925.4 MB in the beginning and 917.4 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:16,097 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 0.69 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 767.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -136.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.62 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1455.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 942.3 MB in the end (delta: 148.7 MB). Peak memory consumption was 148.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3865.66 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 83.4 MB). Free memory was 942.3 MB in the beginning and 925.4 MB in the end (delta: 16.9 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. * Witness Printer took 139.92 ms. Allocated memory is still 1.2 GB. Free memory was 925.4 MB in the beginning and 917.4 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 595]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 595]: 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: 863]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == splverifierCounter && 0 == pumpRunning - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 == splverifierCounter && 0 == pumpRunning - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 732]: 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 - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 86 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.4s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 294 SDtfs, 162 SDslu, 121 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=86occurred 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, 0.2s 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...