./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product29.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_spec4_product29.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 d733dbb906adb6defb82ddd5acbd52a79b17963e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 19:03:18,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 19:03:18,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 19:03:18,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 19:03:18,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 19:03:18,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 19:03:18,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 19:03:18,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 19:03:18,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 19:03:18,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 19:03:18,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 19:03:18,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 19:03:18,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 19:03:18,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 19:03:18,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 19:03:18,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 19:03:18,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 19:03:18,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 19:03:18,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 19:03:18,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 19:03:18,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 19:03:18,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 19:03:18,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 19:03:18,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 19:03:18,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 19:03:18,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 19:03:18,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 19:03:18,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 19:03:18,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 19:03:18,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 19:03:18,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 19:03:18,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 19:03:18,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 19:03:18,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 19:03:18,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 19:03:18,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 19:03:18,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 19:03:18,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 19:03:18,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 19:03:18,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 19:03:18,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 19:03:18,230 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 19:03:18,253 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 19:03:18,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 19:03:18,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 19:03:18,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 19:03:18,255 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 19:03:18,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 19:03:18,256 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 19:03:18,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 19:03:18,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 19:03:18,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 19:03:18,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 19:03:18,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 19:03:18,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 19:03:18,258 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 19:03:18,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 19:03:18,258 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 19:03:18,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 19:03:18,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 19:03:18,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 19:03:18,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 19:03:18,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 19:03:18,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 19:03:18,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 19:03:18,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 19:03:18,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 19:03:18,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 19:03:18,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 19:03:18,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 19:03:18,261 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 19:03:18,261 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 -> d733dbb906adb6defb82ddd5acbd52a79b17963e [2020-07-28 19:03:18,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 19:03:18,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 19:03:18,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 19:03:18,571 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 19:03:18,571 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 19:03:18,572 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c [2020-07-28 19:03:18,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f61cbafa3/e579fdcac5e0490b84a796f69f72c924/FLAGf1a373494 [2020-07-28 19:03:19,093 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 19:03:19,093 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c [2020-07-28 19:03:19,106 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f61cbafa3/e579fdcac5e0490b84a796f69f72c924/FLAGf1a373494 [2020-07-28 19:03:19,452 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f61cbafa3/e579fdcac5e0490b84a796f69f72c924 [2020-07-28 19:03:19,455 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 19:03:19,458 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 19:03:19,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 19:03:19,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 19:03:19,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 19:03:19,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:03:19" (1/1) ... [2020-07-28 19:03:19,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b98b30c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:03:19, skipping insertion in model container [2020-07-28 19:03:19,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:03:19" (1/1) ... [2020-07-28 19:03:19,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 19:03:19,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 19:03:19,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:03:19,956 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 19:03:20,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:03:20,086 INFO L208 MainTranslator]: Completed translation [2020-07-28 19:03:20,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:03:20 WrapperNode [2020-07-28 19:03:20,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 19:03:20,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 19:03:20,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 19:03:20,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 19:03:20,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:03:20" (1/1) ... [2020-07-28 19:03:20,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:03:20" (1/1) ... [2020-07-28 19:03:20,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 19:03:20,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 19:03:20,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 19:03:20,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 19:03:20,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:03:20" (1/1) ... [2020-07-28 19:03:20,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:03:20" (1/1) ... [2020-07-28 19:03:20,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:03:20" (1/1) ... [2020-07-28 19:03:20,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:03:20" (1/1) ... [2020-07-28 19:03:20,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:03:20" (1/1) ... [2020-07-28 19:03:20,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:03:20" (1/1) ... [2020-07-28 19:03:20,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:03:20" (1/1) ... [2020-07-28 19:03:20,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 19:03:20,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 19:03:20,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 19:03:20,242 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 19:03:20,243 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:03:20" (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 19:03:20,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 19:03:20,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 19:03:20,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 19:03:20,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 19:03:21,874 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 19:03:21,875 INFO L295 CfgBuilder]: Removed 156 assume(true) statements. [2020-07-28 19:03:21,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:03:21 BoogieIcfgContainer [2020-07-28 19:03:21,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 19:03:21,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 19:03:21,882 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 19:03:21,886 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 19:03:21,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 07:03:19" (1/3) ... [2020-07-28 19:03:21,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41547fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:03:21, skipping insertion in model container [2020-07-28 19:03:21,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:03:20" (2/3) ... [2020-07-28 19:03:21,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41547fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:03:21, skipping insertion in model container [2020-07-28 19:03:21,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:03:21" (3/3) ... [2020-07-28 19:03:21,891 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product29.cil.c [2020-07-28 19:03:21,904 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 19:03:21,913 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 19:03:21,930 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 19:03:21,960 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 19:03:21,960 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 19:03:21,960 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 19:03:21,960 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 19:03:21,961 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 19:03:21,961 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 19:03:21,961 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 19:03:21,961 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 19:03:21,989 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2020-07-28 19:03:21,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-07-28 19:03:21,997 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:03:21,998 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:03:21,999 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:03:22,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:03:22,005 INFO L82 PathProgramCache]: Analyzing trace with hash 1624388130, now seen corresponding path program 1 times [2020-07-28 19:03:22,016 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:03:22,016 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053092279] [2020-07-28 19:03:22,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:03:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:03:22,387 INFO L280 TraceCheckUtils]: 0: Hoare triple {108#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {108#true} is VALID [2020-07-28 19:03:22,388 INFO L280 TraceCheckUtils]: 1: Hoare triple {108#true} havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~11, main_~tmp~8;havoc main_~retValue_acc~11;havoc main_~tmp~8; {108#true} is VALID [2020-07-28 19:03:22,389 INFO L280 TraceCheckUtils]: 2: Hoare triple {108#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; {108#true} is VALID [2020-07-28 19:03:22,389 INFO L280 TraceCheckUtils]: 3: Hoare triple {108#true} main_#t~ret71 := valid_product_#res;assume -2147483648 <= main_#t~ret71 && main_#t~ret71 <= 2147483647;main_~tmp~8 := main_#t~ret71;havoc main_#t~ret71; {108#true} is VALID [2020-07-28 19:03:22,390 INFO L280 TraceCheckUtils]: 4: Hoare triple {108#true} assume 0 != main_~tmp~8; {108#true} is VALID [2020-07-28 19:03:22,391 INFO L280 TraceCheckUtils]: 5: Hoare triple {108#true} havoc test_#t~nondet45, test_#t~nondet46, test_#t~nondet47, test_#t~nondet48, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {108#true} is VALID [2020-07-28 19:03:22,392 INFO L280 TraceCheckUtils]: 6: Hoare triple {108#true} assume false; {109#false} is VALID [2020-07-28 19:03:22,393 INFO L280 TraceCheckUtils]: 7: Hoare triple {109#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {109#false} is VALID [2020-07-28 19:03:22,393 INFO L280 TraceCheckUtils]: 8: Hoare triple {109#false} assume !(0 != ~pumpRunning~0); {109#false} is VALID [2020-07-28 19:03:22,394 INFO L280 TraceCheckUtils]: 9: Hoare triple {109#false} assume !(0 != ~systemActive~0); {109#false} is VALID [2020-07-28 19:03:22,394 INFO L280 TraceCheckUtils]: 10: Hoare triple {109#false} havoc __utac_acc__Specification4_spec__1_#t~ret72, __utac_acc__Specification4_spec__1_#t~ret73, __utac_acc__Specification4_spec__1_~tmp~9, __utac_acc__Specification4_spec__1_~tmp___0~2;havoc __utac_acc__Specification4_spec__1_~tmp~9;havoc __utac_acc__Specification4_spec__1_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~1;havoc getWaterLevel_~retValue_acc~1;getWaterLevel_~retValue_acc~1 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~1; {109#false} is VALID [2020-07-28 19:03:22,395 INFO L280 TraceCheckUtils]: 11: Hoare triple {109#false} __utac_acc__Specification4_spec__1_#t~ret72 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification4_spec__1_#t~ret72 && __utac_acc__Specification4_spec__1_#t~ret72 <= 2147483647;__utac_acc__Specification4_spec__1_~tmp~9 := __utac_acc__Specification4_spec__1_#t~ret72;havoc __utac_acc__Specification4_spec__1_#t~ret72; {109#false} is VALID [2020-07-28 19:03:22,395 INFO L280 TraceCheckUtils]: 12: Hoare triple {109#false} assume 0 == __utac_acc__Specification4_spec__1_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~9;havoc isPumpRunning_~retValue_acc~9;isPumpRunning_~retValue_acc~9 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~9; {109#false} is VALID [2020-07-28 19:03:22,396 INFO L280 TraceCheckUtils]: 13: Hoare triple {109#false} __utac_acc__Specification4_spec__1_#t~ret73 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification4_spec__1_#t~ret73 && __utac_acc__Specification4_spec__1_#t~ret73 <= 2147483647;__utac_acc__Specification4_spec__1_~tmp___0~2 := __utac_acc__Specification4_spec__1_#t~ret73;havoc __utac_acc__Specification4_spec__1_#t~ret73; {109#false} is VALID [2020-07-28 19:03:22,396 INFO L280 TraceCheckUtils]: 14: Hoare triple {109#false} assume 0 != __utac_acc__Specification4_spec__1_~tmp___0~2; {109#false} is VALID [2020-07-28 19:03:22,397 INFO L280 TraceCheckUtils]: 15: Hoare triple {109#false} assume !false; {109#false} is VALID [2020-07-28 19:03:22,400 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 19:03:22,402 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053092279] [2020-07-28 19:03:22,403 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:03:22,403 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:03:22,405 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785195159] [2020-07-28 19:03:22,412 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-07-28 19:03:22,414 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:03:22,418 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 19:03:22,461 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 16 edges. 16 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:03:22,461 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 19:03:22,462 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:03:22,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 19:03:22,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 19:03:22,475 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2020-07-28 19:03:22,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:22,810 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2020-07-28 19:03:22,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 19:03:22,811 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-07-28 19:03:22,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:03:22,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:03:22,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 305 transitions. [2020-07-28 19:03:22,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:03:22,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 305 transitions. [2020-07-28 19:03:22,839 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 305 transitions. [2020-07-28 19:03:23,209 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 305 edges. 305 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:03:23,226 INFO L225 Difference]: With dead ends: 204 [2020-07-28 19:03:23,226 INFO L226 Difference]: Without dead ends: 101 [2020-07-28 19:03:23,230 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 19:03:23,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-07-28 19:03:23,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2020-07-28 19:03:23,294 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:03:23,294 INFO L82 GeneralOperation]: Start isEquivalent. First operand 101 states. Second operand 101 states. [2020-07-28 19:03:23,295 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 101 states. [2020-07-28 19:03:23,295 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 101 states. [2020-07-28 19:03:23,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:23,303 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2020-07-28 19:03:23,304 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2020-07-28 19:03:23,305 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:03:23,305 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:03:23,306 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 101 states. [2020-07-28 19:03:23,306 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 101 states. [2020-07-28 19:03:23,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:23,317 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2020-07-28 19:03:23,317 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2020-07-28 19:03:23,319 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:03:23,319 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:03:23,319 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:03:23,319 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:03:23,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-28 19:03:23,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2020-07-28 19:03:23,327 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2020-07-28 19:03:23,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:03:23,327 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2020-07-28 19:03:23,328 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 19:03:23,328 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2020-07-28 19:03:23,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-07-28 19:03:23,329 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:03:23,329 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:03:23,330 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 19:03:23,330 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:03:23,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:03:23,330 INFO L82 PathProgramCache]: Analyzing trace with hash 577631233, now seen corresponding path program 1 times [2020-07-28 19:03:23,331 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:03:23,331 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289707200] [2020-07-28 19:03:23,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:03:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:03:23,500 INFO L280 TraceCheckUtils]: 0: Hoare triple {740#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {740#true} is VALID [2020-07-28 19:03:23,501 INFO L280 TraceCheckUtils]: 1: Hoare triple {740#true} havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~11, main_~tmp~8;havoc main_~retValue_acc~11;havoc main_~tmp~8; {740#true} is VALID [2020-07-28 19:03:23,501 INFO L280 TraceCheckUtils]: 2: Hoare triple {740#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; {740#true} is VALID [2020-07-28 19:03:23,501 INFO L280 TraceCheckUtils]: 3: Hoare triple {740#true} main_#t~ret71 := valid_product_#res;assume -2147483648 <= main_#t~ret71 && main_#t~ret71 <= 2147483647;main_~tmp~8 := main_#t~ret71;havoc main_#t~ret71; {740#true} is VALID [2020-07-28 19:03:23,501 INFO L280 TraceCheckUtils]: 4: Hoare triple {740#true} assume 0 != main_~tmp~8; {740#true} is VALID [2020-07-28 19:03:23,503 INFO L280 TraceCheckUtils]: 5: Hoare triple {740#true} havoc test_#t~nondet45, test_#t~nondet46, test_#t~nondet47, test_#t~nondet48, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {742#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:03:23,504 INFO L280 TraceCheckUtils]: 6: Hoare triple {742#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {742#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:03:23,505 INFO L280 TraceCheckUtils]: 7: Hoare triple {742#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {741#false} is VALID [2020-07-28 19:03:23,505 INFO L280 TraceCheckUtils]: 8: Hoare triple {741#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {741#false} is VALID [2020-07-28 19:03:23,505 INFO L280 TraceCheckUtils]: 9: Hoare triple {741#false} assume !(0 != ~pumpRunning~0); {741#false} is VALID [2020-07-28 19:03:23,506 INFO L280 TraceCheckUtils]: 10: Hoare triple {741#false} assume !(0 != ~systemActive~0); {741#false} is VALID [2020-07-28 19:03:23,506 INFO L280 TraceCheckUtils]: 11: Hoare triple {741#false} havoc __utac_acc__Specification4_spec__1_#t~ret72, __utac_acc__Specification4_spec__1_#t~ret73, __utac_acc__Specification4_spec__1_~tmp~9, __utac_acc__Specification4_spec__1_~tmp___0~2;havoc __utac_acc__Specification4_spec__1_~tmp~9;havoc __utac_acc__Specification4_spec__1_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~1;havoc getWaterLevel_~retValue_acc~1;getWaterLevel_~retValue_acc~1 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~1; {741#false} is VALID [2020-07-28 19:03:23,507 INFO L280 TraceCheckUtils]: 12: Hoare triple {741#false} __utac_acc__Specification4_spec__1_#t~ret72 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification4_spec__1_#t~ret72 && __utac_acc__Specification4_spec__1_#t~ret72 <= 2147483647;__utac_acc__Specification4_spec__1_~tmp~9 := __utac_acc__Specification4_spec__1_#t~ret72;havoc __utac_acc__Specification4_spec__1_#t~ret72; {741#false} is VALID [2020-07-28 19:03:23,507 INFO L280 TraceCheckUtils]: 13: Hoare triple {741#false} assume 0 == __utac_acc__Specification4_spec__1_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~9;havoc isPumpRunning_~retValue_acc~9;isPumpRunning_~retValue_acc~9 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~9; {741#false} is VALID [2020-07-28 19:03:23,507 INFO L280 TraceCheckUtils]: 14: Hoare triple {741#false} __utac_acc__Specification4_spec__1_#t~ret73 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification4_spec__1_#t~ret73 && __utac_acc__Specification4_spec__1_#t~ret73 <= 2147483647;__utac_acc__Specification4_spec__1_~tmp___0~2 := __utac_acc__Specification4_spec__1_#t~ret73;havoc __utac_acc__Specification4_spec__1_#t~ret73; {741#false} is VALID [2020-07-28 19:03:23,507 INFO L280 TraceCheckUtils]: 15: Hoare triple {741#false} assume 0 != __utac_acc__Specification4_spec__1_~tmp___0~2; {741#false} is VALID [2020-07-28 19:03:23,508 INFO L280 TraceCheckUtils]: 16: Hoare triple {741#false} assume !false; {741#false} is VALID [2020-07-28 19:03:23,510 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 19:03:23,510 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289707200] [2020-07-28 19:03:23,511 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:03:23,511 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:03:23,511 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256875142] [2020-07-28 19:03:23,513 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-28 19:03:23,514 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:03:23,514 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:03:23,543 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:03:23,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:03:23,544 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:03:23,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:03:23,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:03:23,544 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2020-07-28 19:03:23,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:23,803 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2020-07-28 19:03:23,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:03:23,803 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-28 19:03:23,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:03:23,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:03:23,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 144 transitions. [2020-07-28 19:03:23,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:03:23,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 144 transitions. [2020-07-28 19:03:23,810 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 144 transitions. [2020-07-28 19:03:23,987 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 144 edges. 144 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:03:23,989 INFO L225 Difference]: With dead ends: 101 [2020-07-28 19:03:23,989 INFO L226 Difference]: Without dead ends: 43 [2020-07-28 19:03:23,990 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 19:03:23,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-07-28 19:03:24,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-07-28 19:03:24,010 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:03:24,010 INFO L82 GeneralOperation]: Start isEquivalent. First operand 43 states. Second operand 43 states. [2020-07-28 19:03:24,010 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 43 states. [2020-07-28 19:03:24,010 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 43 states. [2020-07-28 19:03:24,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:24,013 INFO L93 Difference]: Finished difference Result 43 states and 61 transitions. [2020-07-28 19:03:24,013 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2020-07-28 19:03:24,014 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:03:24,014 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:03:24,014 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 43 states. [2020-07-28 19:03:24,015 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 43 states. [2020-07-28 19:03:24,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:24,017 INFO L93 Difference]: Finished difference Result 43 states and 61 transitions. [2020-07-28 19:03:24,018 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2020-07-28 19:03:24,018 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:03:24,018 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:03:24,019 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:03:24,019 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:03:24,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-07-28 19:03:24,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2020-07-28 19:03:24,021 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2020-07-28 19:03:24,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:03:24,022 INFO L479 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2020-07-28 19:03:24,022 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:03:24,022 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2020-07-28 19:03:24,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-07-28 19:03:24,023 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:03:24,023 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] [2020-07-28 19:03:24,024 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 19:03:24,024 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:03:24,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:03:24,025 INFO L82 PathProgramCache]: Analyzing trace with hash -1301096006, now seen corresponding path program 1 times [2020-07-28 19:03:24,025 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:03:24,025 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146894761] [2020-07-28 19:03:24,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:03:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:03:24,113 INFO L280 TraceCheckUtils]: 0: Hoare triple {1031#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,115 INFO L280 TraceCheckUtils]: 1: Hoare triple {1033#(= 1 ~systemActive~0)} havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~11, main_~tmp~8;havoc main_~retValue_acc~11;havoc main_~tmp~8; {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,115 INFO L280 TraceCheckUtils]: 2: Hoare triple {1033#(= 1 ~systemActive~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; {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,116 INFO L280 TraceCheckUtils]: 3: Hoare triple {1033#(= 1 ~systemActive~0)} main_#t~ret71 := valid_product_#res;assume -2147483648 <= main_#t~ret71 && main_#t~ret71 <= 2147483647;main_~tmp~8 := main_#t~ret71;havoc main_#t~ret71; {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,117 INFO L280 TraceCheckUtils]: 4: Hoare triple {1033#(= 1 ~systemActive~0)} assume 0 != main_~tmp~8; {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,118 INFO L280 TraceCheckUtils]: 5: Hoare triple {1033#(= 1 ~systemActive~0)} havoc test_#t~nondet45, test_#t~nondet46, test_#t~nondet47, test_#t~nondet48, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,119 INFO L280 TraceCheckUtils]: 6: Hoare triple {1033#(= 1 ~systemActive~0)} assume !false; {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,120 INFO L280 TraceCheckUtils]: 7: Hoare triple {1033#(= 1 ~systemActive~0)} assume test_~splverifierCounter~0 < 4; {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,121 INFO L280 TraceCheckUtils]: 8: Hoare triple {1033#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet45 && test_#t~nondet45 <= 2147483647;test_~tmp~3 := test_#t~nondet45;havoc test_#t~nondet45; {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,122 INFO L280 TraceCheckUtils]: 9: Hoare triple {1033#(= 1 ~systemActive~0)} assume !(0 != test_~tmp~3); {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,122 INFO L280 TraceCheckUtils]: 10: Hoare triple {1033#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet46 && test_#t~nondet46 <= 2147483647;test_~tmp___0~0 := test_#t~nondet46;havoc test_#t~nondet46; {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,123 INFO L280 TraceCheckUtils]: 11: Hoare triple {1033#(= 1 ~systemActive~0)} assume !(0 != test_~tmp___0~0); {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,124 INFO L280 TraceCheckUtils]: 12: Hoare triple {1033#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet47 && test_#t~nondet47 <= 2147483647;test_~tmp___2~0 := test_#t~nondet47;havoc test_#t~nondet47; {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,125 INFO L280 TraceCheckUtils]: 13: Hoare triple {1033#(= 1 ~systemActive~0)} assume 0 != test_~tmp___2~0; {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,126 INFO L280 TraceCheckUtils]: 14: Hoare triple {1033#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:03:24,127 INFO L280 TraceCheckUtils]: 15: Hoare triple {1033#(= 1 ~systemActive~0)} assume !(0 != ~systemActive~0); {1032#false} is VALID [2020-07-28 19:03:24,127 INFO L280 TraceCheckUtils]: 16: Hoare triple {1032#false} havoc __utac_acc__Specification4_spec__1_#t~ret72, __utac_acc__Specification4_spec__1_#t~ret73, __utac_acc__Specification4_spec__1_~tmp~9, __utac_acc__Specification4_spec__1_~tmp___0~2;havoc __utac_acc__Specification4_spec__1_~tmp~9;havoc __utac_acc__Specification4_spec__1_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~1;havoc getWaterLevel_~retValue_acc~1;getWaterLevel_~retValue_acc~1 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~1; {1032#false} is VALID [2020-07-28 19:03:24,127 INFO L280 TraceCheckUtils]: 17: Hoare triple {1032#false} __utac_acc__Specification4_spec__1_#t~ret72 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification4_spec__1_#t~ret72 && __utac_acc__Specification4_spec__1_#t~ret72 <= 2147483647;__utac_acc__Specification4_spec__1_~tmp~9 := __utac_acc__Specification4_spec__1_#t~ret72;havoc __utac_acc__Specification4_spec__1_#t~ret72; {1032#false} is VALID [2020-07-28 19:03:24,128 INFO L280 TraceCheckUtils]: 18: Hoare triple {1032#false} assume 0 == __utac_acc__Specification4_spec__1_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~9;havoc isPumpRunning_~retValue_acc~9;isPumpRunning_~retValue_acc~9 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~9; {1032#false} is VALID [2020-07-28 19:03:24,128 INFO L280 TraceCheckUtils]: 19: Hoare triple {1032#false} __utac_acc__Specification4_spec__1_#t~ret73 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification4_spec__1_#t~ret73 && __utac_acc__Specification4_spec__1_#t~ret73 <= 2147483647;__utac_acc__Specification4_spec__1_~tmp___0~2 := __utac_acc__Specification4_spec__1_#t~ret73;havoc __utac_acc__Specification4_spec__1_#t~ret73; {1032#false} is VALID [2020-07-28 19:03:24,129 INFO L280 TraceCheckUtils]: 20: Hoare triple {1032#false} assume 0 != __utac_acc__Specification4_spec__1_~tmp___0~2; {1032#false} is VALID [2020-07-28 19:03:24,129 INFO L280 TraceCheckUtils]: 21: Hoare triple {1032#false} assume !false; {1032#false} is VALID [2020-07-28 19:03:24,130 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 19:03:24,130 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146894761] [2020-07-28 19:03:24,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:03:24,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:03:24,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358116268] [2020-07-28 19:03:24,132 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-07-28 19:03:24,132 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:03:24,133 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:03:24,165 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:03:24,166 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:03:24,166 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:03:24,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:03:24,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:03:24,167 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 3 states. [2020-07-28 19:03:24,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:24,326 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2020-07-28 19:03:24,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:03:24,326 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-07-28 19:03:24,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:03:24,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:03:24,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 116 transitions. [2020-07-28 19:03:24,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:03:24,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 116 transitions. [2020-07-28 19:03:24,331 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 116 transitions. [2020-07-28 19:03:24,476 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 116 edges. 116 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:03:24,477 INFO L225 Difference]: With dead ends: 80 [2020-07-28 19:03:24,477 INFO L226 Difference]: Without dead ends: 43 [2020-07-28 19:03:24,481 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 19:03:24,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-07-28 19:03:24,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-07-28 19:03:24,509 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:03:24,510 INFO L82 GeneralOperation]: Start isEquivalent. First operand 43 states. Second operand 43 states. [2020-07-28 19:03:24,510 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 43 states. [2020-07-28 19:03:24,510 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 43 states. [2020-07-28 19:03:24,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:24,512 INFO L93 Difference]: Finished difference Result 43 states and 60 transitions. [2020-07-28 19:03:24,513 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2020-07-28 19:03:24,513 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:03:24,513 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:03:24,513 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 43 states. [2020-07-28 19:03:24,514 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 43 states. [2020-07-28 19:03:24,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:24,516 INFO L93 Difference]: Finished difference Result 43 states and 60 transitions. [2020-07-28 19:03:24,516 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2020-07-28 19:03:24,517 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:03:24,517 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:03:24,517 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:03:24,517 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:03:24,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-07-28 19:03:24,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2020-07-28 19:03:24,520 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2020-07-28 19:03:24,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:03:24,520 INFO L479 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2020-07-28 19:03:24,520 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:03:24,520 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2020-07-28 19:03:24,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-07-28 19:03:24,521 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:03:24,521 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] [2020-07-28 19:03:24,522 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 19:03:24,522 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:03:24,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:03:24,522 INFO L82 PathProgramCache]: Analyzing trace with hash 1386148968, now seen corresponding path program 1 times [2020-07-28 19:03:24,523 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:03:24,523 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709481530] [2020-07-28 19:03:24,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:03:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:03:24,620 INFO L280 TraceCheckUtils]: 0: Hoare triple {1290#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,621 INFO L280 TraceCheckUtils]: 1: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~0)} havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~11, main_~tmp~8;havoc main_~retValue_acc~11;havoc main_~tmp~8; {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,622 INFO L280 TraceCheckUtils]: 2: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~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; {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,622 INFO L280 TraceCheckUtils]: 3: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~0)} main_#t~ret71 := valid_product_#res;assume -2147483648 <= main_#t~ret71 && main_#t~ret71 <= 2147483647;main_~tmp~8 := main_#t~ret71;havoc main_#t~ret71; {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,623 INFO L280 TraceCheckUtils]: 4: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~0)} assume 0 != main_~tmp~8; {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,624 INFO L280 TraceCheckUtils]: 5: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~0)} havoc test_#t~nondet45, test_#t~nondet46, test_#t~nondet47, test_#t~nondet48, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,624 INFO L280 TraceCheckUtils]: 6: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~0)} assume !false; {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,625 INFO L280 TraceCheckUtils]: 7: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~0)} assume test_~splverifierCounter~0 < 4; {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,626 INFO L280 TraceCheckUtils]: 8: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~0)} assume -2147483648 <= test_#t~nondet45 && test_#t~nondet45 <= 2147483647;test_~tmp~3 := test_#t~nondet45;havoc test_#t~nondet45; {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,626 INFO L280 TraceCheckUtils]: 9: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~0)} assume !(0 != test_~tmp~3); {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,627 INFO L280 TraceCheckUtils]: 10: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~0)} assume -2147483648 <= test_#t~nondet46 && test_#t~nondet46 <= 2147483647;test_~tmp___0~0 := test_#t~nondet46;havoc test_#t~nondet46; {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,627 INFO L280 TraceCheckUtils]: 11: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~0)} assume !(0 != test_~tmp___0~0); {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,628 INFO L280 TraceCheckUtils]: 12: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~0)} assume -2147483648 <= test_#t~nondet47 && test_#t~nondet47 <= 2147483647;test_~tmp___2~0 := test_#t~nondet47;havoc test_#t~nondet47; {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,629 INFO L280 TraceCheckUtils]: 13: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~0)} assume 0 != test_~tmp___2~0; {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,629 INFO L280 TraceCheckUtils]: 14: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {1292#(= ~waterLevel~0 ~systemActive~0)} is VALID [2020-07-28 19:03:24,630 INFO L280 TraceCheckUtils]: 15: Hoare triple {1292#(= ~waterLevel~0 ~systemActive~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {1293#(not (= 0 ~waterLevel~0))} is VALID [2020-07-28 19:03:24,631 INFO L280 TraceCheckUtils]: 16: Hoare triple {1293#(not (= 0 ~waterLevel~0))} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret50, processEnvironment__wrappee__methaneQuery_~tmp~4;havoc processEnvironment__wrappee__methaneQuery_~tmp~4; {1293#(not (= 0 ~waterLevel~0))} is VALID [2020-07-28 19:03:24,631 INFO L280 TraceCheckUtils]: 17: Hoare triple {1293#(not (= 0 ~waterLevel~0))} assume !(0 != ~pumpRunning~0); {1293#(not (= 0 ~waterLevel~0))} is VALID [2020-07-28 19:03:24,632 INFO L280 TraceCheckUtils]: 18: Hoare triple {1293#(not (= 0 ~waterLevel~0))} havoc __utac_acc__Specification4_spec__1_#t~ret72, __utac_acc__Specification4_spec__1_#t~ret73, __utac_acc__Specification4_spec__1_~tmp~9, __utac_acc__Specification4_spec__1_~tmp___0~2;havoc __utac_acc__Specification4_spec__1_~tmp~9;havoc __utac_acc__Specification4_spec__1_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~1;havoc getWaterLevel_~retValue_acc~1;getWaterLevel_~retValue_acc~1 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~1; {1294#(not (= 0 |ULTIMATE.start_getWaterLevel_#res|))} is VALID [2020-07-28 19:03:24,633 INFO L280 TraceCheckUtils]: 19: Hoare triple {1294#(not (= 0 |ULTIMATE.start_getWaterLevel_#res|))} __utac_acc__Specification4_spec__1_#t~ret72 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification4_spec__1_#t~ret72 && __utac_acc__Specification4_spec__1_#t~ret72 <= 2147483647;__utac_acc__Specification4_spec__1_~tmp~9 := __utac_acc__Specification4_spec__1_#t~ret72;havoc __utac_acc__Specification4_spec__1_#t~ret72; {1295#(not (= 0 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9))} is VALID [2020-07-28 19:03:24,634 INFO L280 TraceCheckUtils]: 20: Hoare triple {1295#(not (= 0 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9))} assume 0 == __utac_acc__Specification4_spec__1_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~9;havoc isPumpRunning_~retValue_acc~9;isPumpRunning_~retValue_acc~9 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~9; {1291#false} is VALID [2020-07-28 19:03:24,634 INFO L280 TraceCheckUtils]: 21: Hoare triple {1291#false} __utac_acc__Specification4_spec__1_#t~ret73 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification4_spec__1_#t~ret73 && __utac_acc__Specification4_spec__1_#t~ret73 <= 2147483647;__utac_acc__Specification4_spec__1_~tmp___0~2 := __utac_acc__Specification4_spec__1_#t~ret73;havoc __utac_acc__Specification4_spec__1_#t~ret73; {1291#false} is VALID [2020-07-28 19:03:24,634 INFO L280 TraceCheckUtils]: 22: Hoare triple {1291#false} assume 0 != __utac_acc__Specification4_spec__1_~tmp___0~2; {1291#false} is VALID [2020-07-28 19:03:24,635 INFO L280 TraceCheckUtils]: 23: Hoare triple {1291#false} assume !false; {1291#false} is VALID [2020-07-28 19:03:24,636 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 19:03:24,636 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709481530] [2020-07-28 19:03:24,637 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:03:24,637 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:03:24,637 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661887557] [2020-07-28 19:03:24,637 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-07-28 19:03:24,638 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:03:24,638 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:03:24,676 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:03:24,677 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:03:24,677 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:03:24,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:03:24,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-28 19:03:24,678 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 6 states. [2020-07-28 19:03:25,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:25,978 INFO L93 Difference]: Finished difference Result 286 states and 428 transitions. [2020-07-28 19:03:25,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-28 19:03:25,978 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-07-28 19:03:25,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:03:25,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:03:25,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 428 transitions. [2020-07-28 19:03:25,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:03:25,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 428 transitions. [2020-07-28 19:03:25,991 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 428 transitions. [2020-07-28 19:03:26,564 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 428 edges. 428 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:03:26,575 INFO L225 Difference]: With dead ends: 286 [2020-07-28 19:03:26,575 INFO L226 Difference]: Without dead ends: 249 [2020-07-28 19:03:26,576 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2020-07-28 19:03:26,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2020-07-28 19:03:26,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 75. [2020-07-28 19:03:26,651 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:03:26,652 INFO L82 GeneralOperation]: Start isEquivalent. First operand 249 states. Second operand 75 states. [2020-07-28 19:03:26,652 INFO L74 IsIncluded]: Start isIncluded. First operand 249 states. Second operand 75 states. [2020-07-28 19:03:26,652 INFO L87 Difference]: Start difference. First operand 249 states. Second operand 75 states. [2020-07-28 19:03:26,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:26,663 INFO L93 Difference]: Finished difference Result 249 states and 372 transitions. [2020-07-28 19:03:26,663 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 372 transitions. [2020-07-28 19:03:26,664 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:03:26,664 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:03:26,664 INFO L74 IsIncluded]: Start isIncluded. First operand 75 states. Second operand 249 states. [2020-07-28 19:03:26,664 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 249 states. [2020-07-28 19:03:26,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:26,675 INFO L93 Difference]: Finished difference Result 249 states and 372 transitions. [2020-07-28 19:03:26,675 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 372 transitions. [2020-07-28 19:03:26,675 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:03:26,676 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:03:26,676 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:03:26,676 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:03:26,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-07-28 19:03:26,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 107 transitions. [2020-07-28 19:03:26,679 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 107 transitions. Word has length 24 [2020-07-28 19:03:26,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:03:26,679 INFO L479 AbstractCegarLoop]: Abstraction has 75 states and 107 transitions. [2020-07-28 19:03:26,679 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:03:26,679 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2020-07-28 19:03:26,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-28 19:03:26,680 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:03:26,680 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] [2020-07-28 19:03:26,680 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 19:03:26,681 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:03:26,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:03:26,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1032359194, now seen corresponding path program 1 times [2020-07-28 19:03:26,681 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:03:26,682 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104910553] [2020-07-28 19:03:26,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:03:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:03:26,793 INFO L280 TraceCheckUtils]: 0: Hoare triple {2304#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,794 INFO L280 TraceCheckUtils]: 1: Hoare triple {2306#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~11, main_~tmp~8;havoc main_~retValue_acc~11;havoc main_~tmp~8; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,795 INFO L280 TraceCheckUtils]: 2: Hoare triple {2306#(= 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; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,798 INFO L280 TraceCheckUtils]: 3: Hoare triple {2306#(= 0 ~pumpRunning~0)} main_#t~ret71 := valid_product_#res;assume -2147483648 <= main_#t~ret71 && main_#t~ret71 <= 2147483647;main_~tmp~8 := main_#t~ret71;havoc main_#t~ret71; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,799 INFO L280 TraceCheckUtils]: 4: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~8; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,800 INFO L280 TraceCheckUtils]: 5: Hoare triple {2306#(= 0 ~pumpRunning~0)} havoc test_#t~nondet45, test_#t~nondet46, test_#t~nondet47, test_#t~nondet48, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,801 INFO L280 TraceCheckUtils]: 6: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume !false; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,801 INFO L280 TraceCheckUtils]: 7: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,802 INFO L280 TraceCheckUtils]: 8: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet45 && test_#t~nondet45 <= 2147483647;test_~tmp~3 := test_#t~nondet45;havoc test_#t~nondet45; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,802 INFO L280 TraceCheckUtils]: 9: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp~3; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,803 INFO L280 TraceCheckUtils]: 10: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,804 INFO L280 TraceCheckUtils]: 11: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet46 && test_#t~nondet46 <= 2147483647;test_~tmp___0~0 := test_#t~nondet46;havoc test_#t~nondet46; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,805 INFO L280 TraceCheckUtils]: 12: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___0~0); {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,805 INFO L280 TraceCheckUtils]: 13: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet47 && test_#t~nondet47 <= 2147483647;test_~tmp___2~0 := test_#t~nondet47;havoc test_#t~nondet47; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,806 INFO L280 TraceCheckUtils]: 14: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,807 INFO L280 TraceCheckUtils]: 15: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,808 INFO L280 TraceCheckUtils]: 16: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,808 INFO L280 TraceCheckUtils]: 17: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret50, processEnvironment__wrappee__methaneQuery_~tmp~4;havoc processEnvironment__wrappee__methaneQuery_~tmp~4; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,809 INFO L280 TraceCheckUtils]: 18: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,810 INFO L280 TraceCheckUtils]: 19: Hoare triple {2306#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification4_spec__1_#t~ret72, __utac_acc__Specification4_spec__1_#t~ret73, __utac_acc__Specification4_spec__1_~tmp~9, __utac_acc__Specification4_spec__1_~tmp___0~2;havoc __utac_acc__Specification4_spec__1_~tmp~9;havoc __utac_acc__Specification4_spec__1_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~1;havoc getWaterLevel_~retValue_acc~1;getWaterLevel_~retValue_acc~1 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~1; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,810 INFO L280 TraceCheckUtils]: 20: Hoare triple {2306#(= 0 ~pumpRunning~0)} __utac_acc__Specification4_spec__1_#t~ret72 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification4_spec__1_#t~ret72 && __utac_acc__Specification4_spec__1_#t~ret72 <= 2147483647;__utac_acc__Specification4_spec__1_~tmp~9 := __utac_acc__Specification4_spec__1_#t~ret72;havoc __utac_acc__Specification4_spec__1_#t~ret72; {2306#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:03:26,811 INFO L280 TraceCheckUtils]: 21: Hoare triple {2306#(= 0 ~pumpRunning~0)} assume 0 == __utac_acc__Specification4_spec__1_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~9;havoc isPumpRunning_~retValue_acc~9;isPumpRunning_~retValue_acc~9 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~9; {2307#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:03:26,811 INFO L280 TraceCheckUtils]: 22: Hoare triple {2307#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification4_spec__1_#t~ret73 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification4_spec__1_#t~ret73 && __utac_acc__Specification4_spec__1_#t~ret73 <= 2147483647;__utac_acc__Specification4_spec__1_~tmp___0~2 := __utac_acc__Specification4_spec__1_#t~ret73;havoc __utac_acc__Specification4_spec__1_#t~ret73; {2308#(= 0 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~2)} is VALID [2020-07-28 19:03:26,812 INFO L280 TraceCheckUtils]: 23: Hoare triple {2308#(= 0 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~2)} assume 0 != __utac_acc__Specification4_spec__1_~tmp___0~2; {2305#false} is VALID [2020-07-28 19:03:26,812 INFO L280 TraceCheckUtils]: 24: Hoare triple {2305#false} assume !false; {2305#false} is VALID [2020-07-28 19:03:26,813 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 19:03:26,813 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104910553] [2020-07-28 19:03:26,813 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:03:26,814 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 19:03:26,814 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382350900] [2020-07-28 19:03:26,815 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 19:03:26,815 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:03:26,815 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:03:26,846 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:03:26,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:03:26,847 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:03:26,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:03:26,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:03:26,848 INFO L87 Difference]: Start difference. First operand 75 states and 107 transitions. Second operand 5 states. [2020-07-28 19:03:27,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:27,385 INFO L93 Difference]: Finished difference Result 174 states and 259 transitions. [2020-07-28 19:03:27,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 19:03:27,385 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 19:03:27,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:03:27,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:03:27,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 144 transitions. [2020-07-28 19:03:27,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:03:27,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 144 transitions. [2020-07-28 19:03:27,391 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 144 transitions. [2020-07-28 19:03:27,548 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 144 edges. 144 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:03:27,548 INFO L225 Difference]: With dead ends: 174 [2020-07-28 19:03:27,548 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 19:03:27,550 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 19:03:27,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 19:03:27,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 19:03:27,551 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:03:27,551 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 19:03:27,552 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:03:27,552 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:03:27,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:27,552 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:03:27,552 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:03:27,552 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:03:27,552 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:03:27,553 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:03:27,553 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:03:27,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:03:27,553 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:03:27,553 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:03:27,553 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:03:27,553 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:03:27,554 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:03:27,554 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:03:27,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 19:03:27,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 19:03:27,554 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-07-28 19:03:27,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:03:27,554 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 19:03:27,554 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:03:27,555 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:03:27,555 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:03:27,555 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 19:03:27,557 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 19:03:27,981 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-07-28 19:03:27,981 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2020-07-28 19:03:27,981 INFO L268 CegarLoopResult]: For program point L664(lines 664 672) no Hoare annotation was computed. [2020-07-28 19:03:27,981 INFO L268 CegarLoopResult]: For program point L664-1(lines 664 672) no Hoare annotation was computed. [2020-07-28 19:03:27,981 INFO L268 CegarLoopResult]: For program point L664-2(lines 664 672) no Hoare annotation was computed. [2020-07-28 19:03:27,981 INFO L268 CegarLoopResult]: For program point L664-3(lines 664 672) no Hoare annotation was computed. [2020-07-28 19:03:27,981 INFO L268 CegarLoopResult]: For program point L664-4(lines 664 672) no Hoare annotation was computed. [2020-07-28 19:03:27,982 INFO L268 CegarLoopResult]: For program point L664-5(lines 664 672) no Hoare annotation was computed. [2020-07-28 19:03:27,982 INFO L268 CegarLoopResult]: For program point L533(lines 533 539) no Hoare annotation was computed. [2020-07-28 19:03:27,982 INFO L264 CegarLoopResult]: At program point L533-1(lines 533 539) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:03:27,982 INFO L268 CegarLoopResult]: For program point L831(lines 831 835) no Hoare annotation was computed. [2020-07-28 19:03:27,982 INFO L268 CegarLoopResult]: For program point L831-1(lines 628 634) no Hoare annotation was computed. [2020-07-28 19:03:27,982 INFO L268 CegarLoopResult]: For program point L898(lines 898 905) no Hoare annotation was computed. [2020-07-28 19:03:27,982 INFO L271 CegarLoopResult]: At program point L898-1(lines 898 905) the Hoare annotation is: true [2020-07-28 19:03:27,983 INFO L264 CegarLoopResult]: At program point L635(lines 635 641) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:03:27,983 INFO L264 CegarLoopResult]: At program point L635-1(lines 635 641) the Hoare annotation is: false [2020-07-28 19:03:27,983 INFO L264 CegarLoopResult]: At program point L569(lines 522 570) the Hoare annotation is: false [2020-07-28 19:03:27,983 INFO L264 CegarLoopResult]: At program point L635-2(lines 635 641) the Hoare annotation is: false [2020-07-28 19:03:27,983 INFO L268 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-07-28 19:03:27,984 INFO L268 CegarLoopResult]: For program point L140-1(line 140) no Hoare annotation was computed. [2020-07-28 19:03:27,985 INFO L268 CegarLoopResult]: For program point L140-2(line 140) no Hoare annotation was computed. [2020-07-28 19:03:27,985 INFO L264 CegarLoopResult]: At program point L603(lines 1 936) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:03:27,985 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2020-07-28 19:03:27,985 INFO L268 CegarLoopResult]: For program point L77(lines 77 81) no Hoare annotation was computed. [2020-07-28 19:03:27,985 INFO L268 CegarLoopResult]: For program point L805(lines 805 809) no Hoare annotation was computed. [2020-07-28 19:03:27,985 INFO L268 CegarLoopResult]: For program point L805-2(lines 805 809) no Hoare annotation was computed. [2020-07-28 19:03:27,985 INFO L268 CegarLoopResult]: For program point L805-3(lines 805 809) no Hoare annotation was computed. [2020-07-28 19:03:27,986 INFO L268 CegarLoopResult]: For program point L805-5(lines 805 809) no Hoare annotation was computed. [2020-07-28 19:03:27,986 INFO L268 CegarLoopResult]: For program point L805-6(lines 805 809) no Hoare annotation was computed. [2020-07-28 19:03:27,986 INFO L268 CegarLoopResult]: For program point L805-8(lines 805 809) no Hoare annotation was computed. [2020-07-28 19:03:27,986 INFO L268 CegarLoopResult]: For program point L805-9(lines 805 809) no Hoare annotation was computed. [2020-07-28 19:03:27,986 INFO L268 CegarLoopResult]: For program point L805-11(lines 805 809) no Hoare annotation was computed. [2020-07-28 19:03:27,986 INFO L268 CegarLoopResult]: For program point L805-12(lines 805 809) no Hoare annotation was computed. [2020-07-28 19:03:27,986 INFO L268 CegarLoopResult]: For program point L805-14(lines 805 809) no Hoare annotation was computed. [2020-07-28 19:03:27,987 INFO L268 CegarLoopResult]: For program point L805-15(lines 805 809) no Hoare annotation was computed. [2020-07-28 19:03:27,987 INFO L268 CegarLoopResult]: For program point L805-17(lines 805 809) no Hoare annotation was computed. [2020-07-28 19:03:27,987 INFO L268 CegarLoopResult]: For program point L543(lines 543 549) no Hoare annotation was computed. [2020-07-28 19:03:27,987 INFO L264 CegarLoopResult]: At program point L543-1(lines 543 549) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:03:27,987 INFO L271 CegarLoopResult]: At program point L907(lines 888 910) the Hoare annotation is: true [2020-07-28 19:03:27,988 INFO L264 CegarLoopResult]: At program point L875(lines 871 877) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:03:27,988 INFO L264 CegarLoopResult]: At program point L611(lines 606 614) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:03:27,988 INFO L264 CegarLoopResult]: At program point L811(lines 796 814) the Hoare annotation is: false [2020-07-28 19:03:27,988 INFO L264 CegarLoopResult]: At program point L811-1(lines 796 814) the Hoare annotation is: false [2020-07-28 19:03:27,990 INFO L264 CegarLoopResult]: At program point L811-2(lines 796 814) the Hoare annotation is: false [2020-07-28 19:03:27,990 INFO L264 CegarLoopResult]: At program point L811-3(lines 796 814) the Hoare annotation is: false [2020-07-28 19:03:27,990 INFO L264 CegarLoopResult]: At program point L811-4(lines 796 814) the Hoare annotation is: false [2020-07-28 19:03:27,990 INFO L264 CegarLoopResult]: At program point L811-5(lines 796 814) the Hoare annotation is: false [2020-07-28 19:03:27,991 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 19:03:27,991 INFO L268 CegarLoopResult]: For program point L53(lines 53 57) no Hoare annotation was computed. [2020-07-28 19:03:27,991 INFO L268 CegarLoopResult]: For program point L53-3(lines 53 57) no Hoare annotation was computed. [2020-07-28 19:03:27,991 INFO L268 CegarLoopResult]: For program point L53-6(lines 53 57) no Hoare annotation was computed. [2020-07-28 19:03:27,991 INFO L264 CegarLoopResult]: At program point L747(lines 740 750) the Hoare annotation is: false [2020-07-28 19:03:27,991 INFO L264 CegarLoopResult]: At program point L747-1(lines 740 750) the Hoare annotation is: false [2020-07-28 19:03:27,991 INFO L264 CegarLoopResult]: At program point L747-2(lines 740 750) the Hoare annotation is: false [2020-07-28 19:03:27,991 INFO L264 CegarLoopResult]: At program point L122(lines 117 125) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:03:27,992 INFO L264 CegarLoopResult]: At program point L122-1(lines 117 125) the Hoare annotation is: false [2020-07-28 19:03:27,993 INFO L264 CegarLoopResult]: At program point L122-2(lines 117 125) the Hoare annotation is: false [2020-07-28 19:03:27,993 INFO L264 CegarLoopResult]: At program point L90(lines 85 93) the Hoare annotation is: false [2020-07-28 19:03:27,993 INFO L264 CegarLoopResult]: At program point L90-1(lines 85 93) the Hoare annotation is: false [2020-07-28 19:03:27,994 INFO L264 CegarLoopResult]: At program point L90-2(lines 85 93) the Hoare annotation is: false [2020-07-28 19:03:27,994 INFO L268 CegarLoopResult]: For program point L553(lines 553 564) no Hoare annotation was computed. [2020-07-28 19:03:27,994 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 19:03:27,994 INFO L268 CegarLoopResult]: For program point L686(lines 686 703) no Hoare annotation was computed. [2020-07-28 19:03:27,994 INFO L268 CegarLoopResult]: For program point L686-1(lines 686 703) no Hoare annotation was computed. [2020-07-28 19:03:27,994 INFO L268 CegarLoopResult]: For program point L686-2(lines 686 703) no Hoare annotation was computed. [2020-07-28 19:03:27,994 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 19:03:27,994 INFO L268 CegarLoopResult]: For program point L920(lines 920 933) no Hoare annotation was computed. [2020-07-28 19:03:27,994 INFO L264 CegarLoopResult]: At program point L920-1(lines 1 936) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:03:27,994 INFO L268 CegarLoopResult]: For program point L920-2(lines 920 933) no Hoare annotation was computed. [2020-07-28 19:03:27,995 INFO L264 CegarLoopResult]: At program point L920-3(lines 1 936) the Hoare annotation is: false [2020-07-28 19:03:27,995 INFO L268 CegarLoopResult]: For program point L920-4(lines 920 933) no Hoare annotation was computed. [2020-07-28 19:03:27,995 INFO L264 CegarLoopResult]: At program point L920-5(lines 1 936) the Hoare annotation is: false [2020-07-28 19:03:27,995 INFO L268 CegarLoopResult]: For program point L524(lines 523 568) no Hoare annotation was computed. [2020-07-28 19:03:27,995 INFO L264 CegarLoopResult]: At program point L756(lines 751 759) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:03:27,995 INFO L264 CegarLoopResult]: At program point L756-1(lines 751 759) the Hoare annotation is: false [2020-07-28 19:03:27,995 INFO L268 CegarLoopResult]: For program point L690(lines 690 698) no Hoare annotation was computed. [2020-07-28 19:03:27,996 INFO L264 CegarLoopResult]: At program point L756-2(lines 751 759) the Hoare annotation is: false [2020-07-28 19:03:27,996 INFO L268 CegarLoopResult]: For program point L690-1(lines 690 698) no Hoare annotation was computed. [2020-07-28 19:03:27,996 INFO L268 CegarLoopResult]: For program point L690-2(lines 690 698) no Hoare annotation was computed. [2020-07-28 19:03:27,997 INFO L268 CegarLoopResult]: For program point L525(lines 525 529) no Hoare annotation was computed. [2020-07-28 19:03:27,997 INFO L268 CegarLoopResult]: For program point L559(lines 559 563) no Hoare annotation was computed. [2020-07-28 19:03:27,997 INFO L268 CegarLoopResult]: For program point L559-2(lines 628 634) no Hoare annotation was computed. [2020-07-28 19:03:27,997 INFO L264 CegarLoopResult]: At program point L131(lines 126 134) the Hoare annotation is: false [2020-07-28 19:03:27,997 INFO L264 CegarLoopResult]: At program point L131-1(lines 126 134) the Hoare annotation is: false [2020-07-28 19:03:27,998 INFO L268 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2020-07-28 19:03:27,998 INFO L264 CegarLoopResult]: At program point L131-2(lines 126 134) the Hoare annotation is: false [2020-07-28 19:03:27,998 INFO L264 CegarLoopResult]: At program point L131-3(lines 126 134) the Hoare annotation is: false [2020-07-28 19:03:27,998 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 19:03:27,998 INFO L264 CegarLoopResult]: At program point L131-4(lines 126 134) the Hoare annotation is: false [2020-07-28 19:03:27,998 INFO L264 CegarLoopResult]: At program point L131-5(lines 126 134) the Hoare annotation is: false [2020-07-28 19:03:27,998 INFO L268 CegarLoopResult]: For program point L924(lines 924 930) no Hoare annotation was computed. [2020-07-28 19:03:27,998 INFO L268 CegarLoopResult]: For program point L924-2(lines 924 930) no Hoare annotation was computed. [2020-07-28 19:03:27,999 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2020-07-28 19:03:27,999 INFO L268 CegarLoopResult]: For program point L924-4(lines 924 930) no Hoare annotation was computed. [2020-07-28 19:03:27,999 INFO L268 CegarLoopResult]: For program point L660(lines 660 677) no Hoare annotation was computed. [2020-07-28 19:03:27,999 INFO L268 CegarLoopResult]: For program point L660-1(lines 660 677) no Hoare annotation was computed. [2020-07-28 19:03:27,999 INFO L268 CegarLoopResult]: For program point L660-2(lines 660 677) no Hoare annotation was computed. [2020-07-28 19:03:27,999 INFO L268 CegarLoopResult]: For program point L660-3(lines 660 677) no Hoare annotation was computed. [2020-07-28 19:03:27,999 INFO L268 CegarLoopResult]: For program point L660-4(lines 660 677) no Hoare annotation was computed. [2020-07-28 19:03:27,999 INFO L268 CegarLoopResult]: For program point L660-5(lines 660 677) no Hoare annotation was computed. [2020-07-28 19:03:28,000 INFO L264 CegarLoopResult]: At program point L628(lines 627 646) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:03:28,000 INFO L268 CegarLoopResult]: For program point L628-1(lines 628 634) no Hoare annotation was computed. [2020-07-28 19:03:28,000 INFO L264 CegarLoopResult]: At program point L628-2(lines 627 646) the Hoare annotation is: false [2020-07-28 19:03:28,000 INFO L264 CegarLoopResult]: At program point L628-3(lines 627 646) the Hoare annotation is: false [2020-07-28 19:03:28,000 INFO L264 CegarLoopResult]: At program point L827-2(lines 827 841) the Hoare annotation is: false [2020-07-28 19:03:28,005 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 19:03:28,006 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 19:03:28,009 WARN L170 areAnnotationChecker]: L898 has no Hoare annotation [2020-07-28 19:03:28,010 WARN L170 areAnnotationChecker]: L898 has no Hoare annotation [2020-07-28 19:03:28,010 WARN L170 areAnnotationChecker]: L898 has no Hoare annotation [2020-07-28 19:03:28,011 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-28 19:03:28,011 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:03:28,011 WARN L170 areAnnotationChecker]: L628-1 has no Hoare annotation [2020-07-28 19:03:28,011 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-28 19:03:28,011 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-28 19:03:28,011 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:03:28,012 WARN L170 areAnnotationChecker]: L628-1 has no Hoare annotation [2020-07-28 19:03:28,012 WARN L170 areAnnotationChecker]: L628-1 has no Hoare annotation [2020-07-28 19:03:28,012 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-28 19:03:28,012 WARN L170 areAnnotationChecker]: L53-3 has no Hoare annotation [2020-07-28 19:03:28,012 WARN L170 areAnnotationChecker]: L53-3 has no Hoare annotation [2020-07-28 19:03:28,012 WARN L170 areAnnotationChecker]: L686-1 has no Hoare annotation [2020-07-28 19:03:28,012 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-28 19:03:28,012 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-28 19:03:28,012 WARN L170 areAnnotationChecker]: L686-1 has no Hoare annotation [2020-07-28 19:03:28,013 WARN L170 areAnnotationChecker]: L686-1 has no Hoare annotation [2020-07-28 19:03:28,013 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-28 19:03:28,013 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-28 19:03:28,013 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-28 19:03:28,013 WARN L170 areAnnotationChecker]: L660-3 has no Hoare annotation [2020-07-28 19:03:28,013 WARN L170 areAnnotationChecker]: L660-3 has no Hoare annotation [2020-07-28 19:03:28,013 WARN L170 areAnnotationChecker]: L920-2 has no Hoare annotation [2020-07-28 19:03:28,013 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-28 19:03:28,013 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-28 19:03:28,013 WARN L170 areAnnotationChecker]: L690-1 has no Hoare annotation [2020-07-28 19:03:28,014 WARN L170 areAnnotationChecker]: L805-9 has no Hoare annotation [2020-07-28 19:03:28,014 WARN L170 areAnnotationChecker]: L920-2 has no Hoare annotation [2020-07-28 19:03:28,014 WARN L170 areAnnotationChecker]: L920-2 has no Hoare annotation [2020-07-28 19:03:28,014 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-28 19:03:28,014 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-28 19:03:28,014 WARN L170 areAnnotationChecker]: L553 has no Hoare annotation [2020-07-28 19:03:28,014 WARN L170 areAnnotationChecker]: L690-1 has no Hoare annotation [2020-07-28 19:03:28,014 WARN L170 areAnnotationChecker]: L690-1 has no Hoare annotation [2020-07-28 19:03:28,014 WARN L170 areAnnotationChecker]: L805-9 has no Hoare annotation [2020-07-28 19:03:28,014 WARN L170 areAnnotationChecker]: L805-9 has no Hoare annotation [2020-07-28 19:03:28,015 WARN L170 areAnnotationChecker]: L924-2 has no Hoare annotation [2020-07-28 19:03:28,015 WARN L170 areAnnotationChecker]: L553 has no Hoare annotation [2020-07-28 19:03:28,015 WARN L170 areAnnotationChecker]: L553 has no Hoare annotation [2020-07-28 19:03:28,015 WARN L170 areAnnotationChecker]: L660-2 has no Hoare annotation [2020-07-28 19:03:28,015 WARN L170 areAnnotationChecker]: L660-2 has no Hoare annotation [2020-07-28 19:03:28,015 WARN L170 areAnnotationChecker]: L805-11 has no Hoare annotation [2020-07-28 19:03:28,015 WARN L170 areAnnotationChecker]: L924-2 has no Hoare annotation [2020-07-28 19:03:28,015 WARN L170 areAnnotationChecker]: L924-2 has no Hoare annotation [2020-07-28 19:03:28,015 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-28 19:03:28,016 WARN L170 areAnnotationChecker]: L559-2 has no Hoare annotation [2020-07-28 19:03:28,016 WARN L170 areAnnotationChecker]: L559-2 has no Hoare annotation [2020-07-28 19:03:28,016 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-28 19:03:28,016 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-28 19:03:28,016 WARN L170 areAnnotationChecker]: L805-6 has no Hoare annotation [2020-07-28 19:03:28,016 WARN L170 areAnnotationChecker]: L664-3 has no Hoare annotation [2020-07-28 19:03:28,017 WARN L170 areAnnotationChecker]: L140-1 has no Hoare annotation [2020-07-28 19:03:28,017 WARN L170 areAnnotationChecker]: L140-1 has no Hoare annotation [2020-07-28 19:03:28,018 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-28 19:03:28,018 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-28 19:03:28,018 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-28 19:03:28,018 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-28 19:03:28,019 WARN L170 areAnnotationChecker]: L805-6 has no Hoare annotation [2020-07-28 19:03:28,019 WARN L170 areAnnotationChecker]: L805-6 has no Hoare annotation [2020-07-28 19:03:28,019 WARN L170 areAnnotationChecker]: L664-3 has no Hoare annotation [2020-07-28 19:03:28,019 WARN L170 areAnnotationChecker]: L664-3 has no Hoare annotation [2020-07-28 19:03:28,019 WARN L170 areAnnotationChecker]: L831 has no Hoare annotation [2020-07-28 19:03:28,019 WARN L170 areAnnotationChecker]: L831 has no Hoare annotation [2020-07-28 19:03:28,019 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-28 19:03:28,019 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-28 19:03:28,021 WARN L170 areAnnotationChecker]: L805-8 has no Hoare annotation [2020-07-28 19:03:28,021 WARN L170 areAnnotationChecker]: L831-1 has no Hoare annotation [2020-07-28 19:03:28,021 WARN L170 areAnnotationChecker]: L831-1 has no Hoare annotation [2020-07-28 19:03:28,021 WARN L170 areAnnotationChecker]: L660-1 has no Hoare annotation [2020-07-28 19:03:28,022 WARN L170 areAnnotationChecker]: L660-1 has no Hoare annotation [2020-07-28 19:03:28,022 WARN L170 areAnnotationChecker]: L920 has no Hoare annotation [2020-07-28 19:03:28,022 WARN L170 areAnnotationChecker]: L664-2 has no Hoare annotation [2020-07-28 19:03:28,022 WARN L170 areAnnotationChecker]: L53-6 has no Hoare annotation [2020-07-28 19:03:28,022 WARN L170 areAnnotationChecker]: L53-6 has no Hoare annotation [2020-07-28 19:03:28,022 WARN L170 areAnnotationChecker]: L686-2 has no Hoare annotation [2020-07-28 19:03:28,022 WARN L170 areAnnotationChecker]: L690 has no Hoare annotation [2020-07-28 19:03:28,022 WARN L170 areAnnotationChecker]: L805-3 has no Hoare annotation [2020-07-28 19:03:28,022 WARN L170 areAnnotationChecker]: L920 has no Hoare annotation [2020-07-28 19:03:28,023 WARN L170 areAnnotationChecker]: L920 has no Hoare annotation [2020-07-28 19:03:28,023 WARN L170 areAnnotationChecker]: L664-2 has no Hoare annotation [2020-07-28 19:03:28,023 WARN L170 areAnnotationChecker]: L664-2 has no Hoare annotation [2020-07-28 19:03:28,023 WARN L170 areAnnotationChecker]: L686-2 has no Hoare annotation [2020-07-28 19:03:28,023 WARN L170 areAnnotationChecker]: L686-2 has no Hoare annotation [2020-07-28 19:03:28,023 WARN L170 areAnnotationChecker]: L690 has no Hoare annotation [2020-07-28 19:03:28,023 WARN L170 areAnnotationChecker]: L690 has no Hoare annotation [2020-07-28 19:03:28,023 WARN L170 areAnnotationChecker]: L805-3 has no Hoare annotation [2020-07-28 19:03:28,023 WARN L170 areAnnotationChecker]: L805-3 has no Hoare annotation [2020-07-28 19:03:28,023 WARN L170 areAnnotationChecker]: L924 has no Hoare annotation [2020-07-28 19:03:28,024 WARN L170 areAnnotationChecker]: L660-5 has no Hoare annotation [2020-07-28 19:03:28,024 WARN L170 areAnnotationChecker]: L660-5 has no Hoare annotation [2020-07-28 19:03:28,024 WARN L170 areAnnotationChecker]: L920-4 has no Hoare annotation [2020-07-28 19:03:28,024 WARN L170 areAnnotationChecker]: L660 has no Hoare annotation [2020-07-28 19:03:28,024 WARN L170 areAnnotationChecker]: L660 has no Hoare annotation [2020-07-28 19:03:28,024 WARN L170 areAnnotationChecker]: L805-5 has no Hoare annotation [2020-07-28 19:03:28,024 WARN L170 areAnnotationChecker]: L924 has no Hoare annotation [2020-07-28 19:03:28,024 WARN L170 areAnnotationChecker]: L924 has no Hoare annotation [2020-07-28 19:03:28,024 WARN L170 areAnnotationChecker]: L690-2 has no Hoare annotation [2020-07-28 19:03:28,024 WARN L170 areAnnotationChecker]: L805-15 has no Hoare annotation [2020-07-28 19:03:28,024 WARN L170 areAnnotationChecker]: L920-4 has no Hoare annotation [2020-07-28 19:03:28,025 WARN L170 areAnnotationChecker]: L920-4 has no Hoare annotation [2020-07-28 19:03:28,025 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-28 19:03:28,025 WARN L170 areAnnotationChecker]: L664-1 has no Hoare annotation [2020-07-28 19:03:28,025 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-28 19:03:28,025 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-28 19:03:28,025 WARN L170 areAnnotationChecker]: L690-2 has no Hoare annotation [2020-07-28 19:03:28,025 WARN L170 areAnnotationChecker]: L690-2 has no Hoare annotation [2020-07-28 19:03:28,025 WARN L170 areAnnotationChecker]: L805-15 has no Hoare annotation [2020-07-28 19:03:28,025 WARN L170 areAnnotationChecker]: L805-15 has no Hoare annotation [2020-07-28 19:03:28,026 WARN L170 areAnnotationChecker]: L924-4 has no Hoare annotation [2020-07-28 19:03:28,026 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-28 19:03:28,026 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-28 19:03:28,026 WARN L170 areAnnotationChecker]: L664-1 has no Hoare annotation [2020-07-28 19:03:28,026 WARN L170 areAnnotationChecker]: L664-1 has no Hoare annotation [2020-07-28 19:03:28,026 WARN L170 areAnnotationChecker]: L660-4 has no Hoare annotation [2020-07-28 19:03:28,026 WARN L170 areAnnotationChecker]: L660-4 has no Hoare annotation [2020-07-28 19:03:28,026 WARN L170 areAnnotationChecker]: L805-17 has no Hoare annotation [2020-07-28 19:03:28,026 WARN L170 areAnnotationChecker]: L924-4 has no Hoare annotation [2020-07-28 19:03:28,026 WARN L170 areAnnotationChecker]: L924-4 has no Hoare annotation [2020-07-28 19:03:28,027 WARN L170 areAnnotationChecker]: L805-2 has no Hoare annotation [2020-07-28 19:03:28,027 WARN L170 areAnnotationChecker]: L805-12 has no Hoare annotation [2020-07-28 19:03:28,027 WARN L170 areAnnotationChecker]: L664-5 has no Hoare annotation [2020-07-28 19:03:28,027 WARN L170 areAnnotationChecker]: L140-2 has no Hoare annotation [2020-07-28 19:03:28,027 WARN L170 areAnnotationChecker]: L140-2 has no Hoare annotation [2020-07-28 19:03:28,027 WARN L170 areAnnotationChecker]: L664 has no Hoare annotation [2020-07-28 19:03:28,027 WARN L170 areAnnotationChecker]: L805-12 has no Hoare annotation [2020-07-28 19:03:28,028 WARN L170 areAnnotationChecker]: L805-12 has no Hoare annotation [2020-07-28 19:03:28,028 WARN L170 areAnnotationChecker]: L664-5 has no Hoare annotation [2020-07-28 19:03:28,029 WARN L170 areAnnotationChecker]: L664-5 has no Hoare annotation [2020-07-28 19:03:28,029 WARN L170 areAnnotationChecker]: L664 has no Hoare annotation [2020-07-28 19:03:28,029 WARN L170 areAnnotationChecker]: L664 has no Hoare annotation [2020-07-28 19:03:28,029 WARN L170 areAnnotationChecker]: L805-14 has no Hoare annotation [2020-07-28 19:03:28,029 WARN L170 areAnnotationChecker]: L664-4 has no Hoare annotation [2020-07-28 19:03:28,029 WARN L170 areAnnotationChecker]: L664-4 has no Hoare annotation [2020-07-28 19:03:28,029 WARN L170 areAnnotationChecker]: L664-4 has no Hoare annotation [2020-07-28 19:03:28,029 INFO L163 areAnnotationChecker]: CFG has 18 edges. 18 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 19:03:28,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 07:03:28 BoogieIcfgContainer [2020-07-28 19:03:28,064 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 19:03:28,064 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 19:03:28,064 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 19:03:28,065 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 19:03:28,065 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:03:21" (3/4) ... [2020-07-28 19:03:28,069 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 19:03:28,101 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 19:03:28,102 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 19:03:28,103 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 19:03:28,104 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 19:03:28,105 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 19:03:28,106 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:03:28,107 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:03:28,157 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive [2020-07-28 19:03:28,257 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 19:03:28,258 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 19:03:28,261 INFO L168 Benchmark]: Toolchain (without parser) took 8803.83 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 307.8 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -101.5 MB). Peak memory consumption was 206.3 MB. Max. memory is 11.5 GB. [2020-07-28 19:03:28,262 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:03:28,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2020-07-28 19:03:28,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:03:28,263 INFO L168 Benchmark]: Boogie Preprocessor took 50.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2020-07-28 19:03:28,263 INFO L168 Benchmark]: RCFGBuilder took 1638.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 951.0 MB in the end (delta: 163.1 MB). Peak memory consumption was 163.1 MB. Max. memory is 11.5 GB. [2020-07-28 19:03:28,264 INFO L168 Benchmark]: TraceAbstraction took 6181.96 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 162.0 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -119.7 MB). Peak memory consumption was 42.3 MB. Max. memory is 11.5 GB. [2020-07-28 19:03:28,264 INFO L168 Benchmark]: Witness Printer took 193.47 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 11.5 GB. [2020-07-28 19:03:28,266 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 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 627.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1638.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 951.0 MB in the end (delta: 163.1 MB). Peak memory consumption was 163.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6181.96 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 162.0 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -119.7 MB). Peak memory consumption was 42.3 MB. Max. memory is 11.5 GB. * Witness Printer took 193.47 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 140]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 140]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 140]: 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: 117]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (waterLevel == systemActive && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == systemActive && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (waterLevel == systemActive && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 405 SDtfs, 532 SDslu, 563 SDs, 0 SdLazy, 118 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 174 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 42 PreInvPairs, 78 NumberOfFragments, 135 HoareAnnotationTreeSize, 42 FomulaSimplifications, 1580 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 241 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4860 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...