./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product14.cil.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec5_product14.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 41585ee22e5b9d0bbbd49fc44fb82de5616beee1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 19:05:02,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 19:05:02,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 19:05:02,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 19:05:02,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 19:05:02,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 19:05:02,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 19:05:02,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 19:05:02,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 19:05:02,261 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 19:05:02,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 19:05:02,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 19:05:02,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 19:05:02,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 19:05:02,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 19:05:02,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 19:05:02,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 19:05:02,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 19:05:02,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 19:05:02,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 19:05:02,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 19:05:02,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 19:05:02,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 19:05:02,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 19:05:02,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 19:05:02,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 19:05:02,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 19:05:02,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 19:05:02,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 19:05:02,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 19:05:02,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 19:05:02,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 19:05:02,287 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 19:05:02,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 19:05:02,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 19:05:02,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 19:05:02,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 19:05:02,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 19:05:02,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 19:05:02,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 19:05:02,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 19:05:02,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 19:05:02,309 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 19:05:02,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 19:05:02,310 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 19:05:02,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 19:05:02,311 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 19:05:02,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 19:05:02,312 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 19:05:02,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 19:05:02,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 19:05:02,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 19:05:02,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 19:05:02,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 19:05:02,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 19:05:02,313 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 19:05:02,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 19:05:02,313 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 19:05:02,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 19:05:02,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 19:05:02,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 19:05:02,314 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 19:05:02,315 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 19:05:02,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 19:05:02,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 19:05:02,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 19:05:02,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 19:05:02,316 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 19:05:02,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 19:05:02,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 19:05:02,316 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 19:05:02,317 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 -> 41585ee22e5b9d0bbbd49fc44fb82de5616beee1 [2020-07-28 19:05:02,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 19:05:02,701 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 19:05:02,705 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 19:05:02,706 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 19:05:02,710 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 19:05:02,711 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product14.cil.c [2020-07-28 19:05:02,782 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c156790e1/4d6de1cf3f884bb9b8a91a92dca57ac5/FLAG3fe90ce6a [2020-07-28 19:05:03,353 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 19:05:03,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product14.cil.c [2020-07-28 19:05:03,368 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c156790e1/4d6de1cf3f884bb9b8a91a92dca57ac5/FLAG3fe90ce6a [2020-07-28 19:05:03,647 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c156790e1/4d6de1cf3f884bb9b8a91a92dca57ac5 [2020-07-28 19:05:03,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 19:05:03,653 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 19:05:03,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 19:05:03,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 19:05:03,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 19:05:03,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:05:03" (1/1) ... [2020-07-28 19:05:03,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@484ea87e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:03, skipping insertion in model container [2020-07-28 19:05:03,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:05:03" (1/1) ... [2020-07-28 19:05:03,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 19:05:03,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 19:05:04,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:05:04,151 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 19:05:04,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:05:04,303 INFO L208 MainTranslator]: Completed translation [2020-07-28 19:05:04,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:04 WrapperNode [2020-07-28 19:05:04,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 19:05:04,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 19:05:04,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 19:05:04,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 19:05:04,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:04" (1/1) ... [2020-07-28 19:05:04,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:04" (1/1) ... [2020-07-28 19:05:04,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 19:05:04,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 19:05:04,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 19:05:04,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 19:05:04,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:04" (1/1) ... [2020-07-28 19:05:04,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:04" (1/1) ... [2020-07-28 19:05:04,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:04" (1/1) ... [2020-07-28 19:05:04,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:04" (1/1) ... [2020-07-28 19:05:04,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:04" (1/1) ... [2020-07-28 19:05:04,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:04" (1/1) ... [2020-07-28 19:05:04,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:04" (1/1) ... [2020-07-28 19:05:04,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 19:05:04,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 19:05:04,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 19:05:04,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 19:05:04,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 19:05:04,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 19:05:04,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 19:05:04,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 19:05:04,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 19:05:05,969 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 19:05:05,969 INFO L295 CfgBuilder]: Removed 112 assume(true) statements. [2020-07-28 19:05:05,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:05 BoogieIcfgContainer [2020-07-28 19:05:05,975 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 19:05:05,976 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 19:05:05,976 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 19:05:05,980 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 19:05:05,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 07:05:03" (1/3) ... [2020-07-28 19:05:05,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5764293c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:05:05, skipping insertion in model container [2020-07-28 19:05:05,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:04" (2/3) ... [2020-07-28 19:05:05,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5764293c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:05:05, skipping insertion in model container [2020-07-28 19:05:05,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:05" (3/3) ... [2020-07-28 19:05:05,984 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product14.cil.c [2020-07-28 19:05:05,996 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 19:05:06,005 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 19:05:06,021 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 19:05:06,048 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 19:05:06,049 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 19:05:06,049 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 19:05:06,049 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 19:05:06,050 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 19:05:06,050 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 19:05:06,050 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 19:05:06,050 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 19:05:06,071 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states. [2020-07-28 19:05:06,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-28 19:05:06,078 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:06,079 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:06,079 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:06,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:06,087 INFO L82 PathProgramCache]: Analyzing trace with hash 254557664, now seen corresponding path program 1 times [2020-07-28 19:05:06,098 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:06,098 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318226727] [2020-07-28 19:05:06,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:06,449 INFO L280 TraceCheckUtils]: 0: Hoare triple {81#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.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(25);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);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(77, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(101, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(116, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(104, #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(5);call write~init~int(67, #t~string63.base, #t~string63.offset, 1);call write~init~int(82, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(73, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(84, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 4 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(75, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1);~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {81#true} is VALID [2020-07-28 19:05:06,449 INFO L280 TraceCheckUtils]: 1: Hoare triple {81#true} havoc main_#res;havoc main_#t~ret3, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {81#true} is VALID [2020-07-28 19:05:06,450 INFO L280 TraceCheckUtils]: 2: Hoare triple {81#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {81#true} is VALID [2020-07-28 19:05:06,451 INFO L280 TraceCheckUtils]: 3: Hoare triple {81#true} main_#t~ret3 := valid_product_#res;assume -2147483648 <= main_#t~ret3 && main_#t~ret3 <= 2147483647;main_~tmp~1 := main_#t~ret3;havoc main_#t~ret3; {81#true} is VALID [2020-07-28 19:05:06,451 INFO L280 TraceCheckUtils]: 4: Hoare triple {81#true} assume 0 != main_~tmp~1; {81#true} is VALID [2020-07-28 19:05:06,452 INFO L280 TraceCheckUtils]: 5: Hoare triple {81#true} ~switchedOnBeforeTS~0 := 0; {81#true} is VALID [2020-07-28 19:05:06,453 INFO L280 TraceCheckUtils]: 6: Hoare triple {81#true} havoc test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {81#true} is VALID [2020-07-28 19:05:06,454 INFO L280 TraceCheckUtils]: 7: Hoare triple {81#true} assume !true; {82#false} is VALID [2020-07-28 19:05:06,455 INFO L280 TraceCheckUtils]: 8: Hoare triple {82#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0;havoc __utac_acc__Specification5_spec__2_#t~ret0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~5;havoc isPumpRunning_~retValue_acc~5;isPumpRunning_~retValue_acc~5 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~5; {82#false} is VALID [2020-07-28 19:05:06,456 INFO L280 TraceCheckUtils]: 9: Hoare triple {82#false} __utac_acc__Specification5_spec__2_#t~ret0 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret0 && __utac_acc__Specification5_spec__2_#t~ret0 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret0;havoc __utac_acc__Specification5_spec__2_#t~ret0; {82#false} is VALID [2020-07-28 19:05:06,457 INFO L280 TraceCheckUtils]: 10: Hoare triple {82#false} assume !(0 != ~pumpRunning~0); {82#false} is VALID [2020-07-28 19:05:06,458 INFO L280 TraceCheckUtils]: 11: Hoare triple {82#false} assume !(0 != ~systemActive~0); {82#false} is VALID [2020-07-28 19:05:06,459 INFO L280 TraceCheckUtils]: 12: Hoare triple {82#false} havoc __utac_acc__Specification5_spec__3_#t~ret1, __utac_acc__Specification5_spec__3_#t~ret2, __utac_acc__Specification5_spec__3_~tmp~0, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~0;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {82#false} is VALID [2020-07-28 19:05:06,460 INFO L280 TraceCheckUtils]: 13: Hoare triple {82#false} __utac_acc__Specification5_spec__3_#t~ret1 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret1 && __utac_acc__Specification5_spec__3_#t~ret1 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~0 := __utac_acc__Specification5_spec__3_#t~ret1;havoc __utac_acc__Specification5_spec__3_#t~ret1; {82#false} is VALID [2020-07-28 19:05:06,462 INFO L280 TraceCheckUtils]: 14: Hoare triple {82#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~5;havoc isPumpRunning_~retValue_acc~5;isPumpRunning_~retValue_acc~5 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~5; {82#false} is VALID [2020-07-28 19:05:06,462 INFO L280 TraceCheckUtils]: 15: Hoare triple {82#false} __utac_acc__Specification5_spec__3_#t~ret2 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret2 && __utac_acc__Specification5_spec__3_#t~ret2 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret2;havoc __utac_acc__Specification5_spec__3_#t~ret2; {82#false} is VALID [2020-07-28 19:05:06,463 INFO L280 TraceCheckUtils]: 16: Hoare triple {82#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~0; {82#false} is VALID [2020-07-28 19:05:06,463 INFO L280 TraceCheckUtils]: 17: Hoare triple {82#false} assume 0 == ~switchedOnBeforeTS~0; {82#false} is VALID [2020-07-28 19:05:06,464 INFO L280 TraceCheckUtils]: 18: Hoare triple {82#false} assume !false; {82#false} is VALID [2020-07-28 19:05:06,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:06,472 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318226727] [2020-07-28 19:05:06,474 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:06,475 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:05:06,476 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822125078] [2020-07-28 19:05:06,486 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-07-28 19:05:06,489 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:06,494 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 19:05:06,561 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:06,561 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 19:05:06,562 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:06,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 19:05:06,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 19:05:06,578 INFO L87 Difference]: Start difference. First operand 78 states. Second operand 2 states. [2020-07-28 19:05:06,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:06,861 INFO L93 Difference]: Finished difference Result 149 states and 220 transitions. [2020-07-28 19:05:06,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 19:05:06,862 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-07-28 19:05:06,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:06,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:05:06,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 220 transitions. [2020-07-28 19:05:06,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:05:06,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 220 transitions. [2020-07-28 19:05:06,895 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 220 transitions. [2020-07-28 19:05:07,192 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 220 edges. 220 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:07,214 INFO L225 Difference]: With dead ends: 149 [2020-07-28 19:05:07,214 INFO L226 Difference]: Without dead ends: 74 [2020-07-28 19:05:07,221 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 19:05:07,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2020-07-28 19:05:07,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2020-07-28 19:05:07,286 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:07,287 INFO L82 GeneralOperation]: Start isEquivalent. First operand 74 states. Second operand 74 states. [2020-07-28 19:05:07,287 INFO L74 IsIncluded]: Start isIncluded. First operand 74 states. Second operand 74 states. [2020-07-28 19:05:07,288 INFO L87 Difference]: Start difference. First operand 74 states. Second operand 74 states. [2020-07-28 19:05:07,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:07,296 INFO L93 Difference]: Finished difference Result 74 states and 102 transitions. [2020-07-28 19:05:07,296 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2020-07-28 19:05:07,297 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:07,298 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:07,298 INFO L74 IsIncluded]: Start isIncluded. First operand 74 states. Second operand 74 states. [2020-07-28 19:05:07,298 INFO L87 Difference]: Start difference. First operand 74 states. Second operand 74 states. [2020-07-28 19:05:07,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:07,315 INFO L93 Difference]: Finished difference Result 74 states and 102 transitions. [2020-07-28 19:05:07,316 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2020-07-28 19:05:07,318 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:07,318 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:07,318 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:07,318 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:07,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2020-07-28 19:05:07,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 102 transitions. [2020-07-28 19:05:07,332 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 102 transitions. Word has length 19 [2020-07-28 19:05:07,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:07,333 INFO L479 AbstractCegarLoop]: Abstraction has 74 states and 102 transitions. [2020-07-28 19:05:07,334 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 19:05:07,335 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2020-07-28 19:05:07,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-07-28 19:05:07,340 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:07,340 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:07,341 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 19:05:07,342 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:07,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:07,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1060778051, now seen corresponding path program 1 times [2020-07-28 19:05:07,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:07,345 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591281390] [2020-07-28 19:05:07,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:07,537 INFO L280 TraceCheckUtils]: 0: Hoare triple {564#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.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(25);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);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(77, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(101, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(116, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(104, #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(5);call write~init~int(67, #t~string63.base, #t~string63.offset, 1);call write~init~int(82, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(73, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(84, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 4 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(75, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1);~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {564#true} is VALID [2020-07-28 19:05:07,537 INFO L280 TraceCheckUtils]: 1: Hoare triple {564#true} havoc main_#res;havoc main_#t~ret3, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {564#true} is VALID [2020-07-28 19:05:07,538 INFO L280 TraceCheckUtils]: 2: Hoare triple {564#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {564#true} is VALID [2020-07-28 19:05:07,538 INFO L280 TraceCheckUtils]: 3: Hoare triple {564#true} main_#t~ret3 := valid_product_#res;assume -2147483648 <= main_#t~ret3 && main_#t~ret3 <= 2147483647;main_~tmp~1 := main_#t~ret3;havoc main_#t~ret3; {564#true} is VALID [2020-07-28 19:05:07,539 INFO L280 TraceCheckUtils]: 4: Hoare triple {564#true} assume 0 != main_~tmp~1; {564#true} is VALID [2020-07-28 19:05:07,539 INFO L280 TraceCheckUtils]: 5: Hoare triple {564#true} ~switchedOnBeforeTS~0 := 0; {564#true} is VALID [2020-07-28 19:05:07,540 INFO L280 TraceCheckUtils]: 6: Hoare triple {564#true} havoc test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {566#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:05:07,541 INFO L280 TraceCheckUtils]: 7: Hoare triple {566#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {566#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:05:07,542 INFO L280 TraceCheckUtils]: 8: Hoare triple {566#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {565#false} is VALID [2020-07-28 19:05:07,543 INFO L280 TraceCheckUtils]: 9: Hoare triple {565#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0;havoc __utac_acc__Specification5_spec__2_#t~ret0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~5;havoc isPumpRunning_~retValue_acc~5;isPumpRunning_~retValue_acc~5 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~5; {565#false} is VALID [2020-07-28 19:05:07,543 INFO L280 TraceCheckUtils]: 10: Hoare triple {565#false} __utac_acc__Specification5_spec__2_#t~ret0 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret0 && __utac_acc__Specification5_spec__2_#t~ret0 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret0;havoc __utac_acc__Specification5_spec__2_#t~ret0; {565#false} is VALID [2020-07-28 19:05:07,544 INFO L280 TraceCheckUtils]: 11: Hoare triple {565#false} assume !(0 != ~pumpRunning~0); {565#false} is VALID [2020-07-28 19:05:07,544 INFO L280 TraceCheckUtils]: 12: Hoare triple {565#false} assume !(0 != ~systemActive~0); {565#false} is VALID [2020-07-28 19:05:07,544 INFO L280 TraceCheckUtils]: 13: Hoare triple {565#false} havoc __utac_acc__Specification5_spec__3_#t~ret1, __utac_acc__Specification5_spec__3_#t~ret2, __utac_acc__Specification5_spec__3_~tmp~0, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~0;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {565#false} is VALID [2020-07-28 19:05:07,545 INFO L280 TraceCheckUtils]: 14: Hoare triple {565#false} __utac_acc__Specification5_spec__3_#t~ret1 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret1 && __utac_acc__Specification5_spec__3_#t~ret1 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~0 := __utac_acc__Specification5_spec__3_#t~ret1;havoc __utac_acc__Specification5_spec__3_#t~ret1; {565#false} is VALID [2020-07-28 19:05:07,545 INFO L280 TraceCheckUtils]: 15: Hoare triple {565#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~5;havoc isPumpRunning_~retValue_acc~5;isPumpRunning_~retValue_acc~5 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~5; {565#false} is VALID [2020-07-28 19:05:07,546 INFO L280 TraceCheckUtils]: 16: Hoare triple {565#false} __utac_acc__Specification5_spec__3_#t~ret2 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret2 && __utac_acc__Specification5_spec__3_#t~ret2 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret2;havoc __utac_acc__Specification5_spec__3_#t~ret2; {565#false} is VALID [2020-07-28 19:05:07,546 INFO L280 TraceCheckUtils]: 17: Hoare triple {565#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~0; {565#false} is VALID [2020-07-28 19:05:07,546 INFO L280 TraceCheckUtils]: 18: Hoare triple {565#false} assume 0 == ~switchedOnBeforeTS~0; {565#false} is VALID [2020-07-28 19:05:07,547 INFO L280 TraceCheckUtils]: 19: Hoare triple {565#false} assume !false; {565#false} is VALID [2020-07-28 19:05:07,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:07,548 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591281390] [2020-07-28 19:05:07,549 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:07,549 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:05:07,549 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538135063] [2020-07-28 19:05:07,551 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-07-28 19:05:07,552 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:07,552 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:05:07,585 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:07,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:05:07,585 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:07,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:05:07,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:07,587 INFO L87 Difference]: Start difference. First operand 74 states and 102 transitions. Second operand 3 states. [2020-07-28 19:05:07,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:07,915 INFO L93 Difference]: Finished difference Result 74 states and 102 transitions. [2020-07-28 19:05:07,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:05:07,916 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-07-28 19:05:07,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:07,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:07,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 102 transitions. [2020-07-28 19:05:07,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:07,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 102 transitions. [2020-07-28 19:05:07,923 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 102 transitions. [2020-07-28 19:05:08,131 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 102 edges. 102 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:08,133 INFO L225 Difference]: With dead ends: 74 [2020-07-28 19:05:08,133 INFO L226 Difference]: Without dead ends: 35 [2020-07-28 19:05:08,139 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:08,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-07-28 19:05:08,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-07-28 19:05:08,165 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:08,165 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand 35 states. [2020-07-28 19:05:08,165 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2020-07-28 19:05:08,165 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2020-07-28 19:05:08,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:08,171 INFO L93 Difference]: Finished difference Result 35 states and 48 transitions. [2020-07-28 19:05:08,171 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2020-07-28 19:05:08,171 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:08,172 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:08,172 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2020-07-28 19:05:08,172 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2020-07-28 19:05:08,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:08,174 INFO L93 Difference]: Finished difference Result 35 states and 48 transitions. [2020-07-28 19:05:08,175 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2020-07-28 19:05:08,175 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:08,175 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:08,176 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:08,176 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:08,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-07-28 19:05:08,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2020-07-28 19:05:08,178 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 20 [2020-07-28 19:05:08,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:08,179 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2020-07-28 19:05:08,179 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:05:08,179 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2020-07-28 19:05:08,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-28 19:05:08,180 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:08,180 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:08,181 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 19:05:08,181 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:08,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:08,181 INFO L82 PathProgramCache]: Analyzing trace with hash -832663303, now seen corresponding path program 1 times [2020-07-28 19:05:08,181 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:08,182 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272650452] [2020-07-28 19:05:08,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:08,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:08,274 INFO L280 TraceCheckUtils]: 0: Hoare triple {800#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.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(25);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);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(77, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(101, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(116, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(104, #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(5);call write~init~int(67, #t~string63.base, #t~string63.offset, 1);call write~init~int(82, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(73, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(84, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 4 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(75, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1);~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {800#true} is VALID [2020-07-28 19:05:08,274 INFO L280 TraceCheckUtils]: 1: Hoare triple {800#true} havoc main_#res;havoc main_#t~ret3, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {800#true} is VALID [2020-07-28 19:05:08,275 INFO L280 TraceCheckUtils]: 2: Hoare triple {800#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {800#true} is VALID [2020-07-28 19:05:08,275 INFO L280 TraceCheckUtils]: 3: Hoare triple {800#true} main_#t~ret3 := valid_product_#res;assume -2147483648 <= main_#t~ret3 && main_#t~ret3 <= 2147483647;main_~tmp~1 := main_#t~ret3;havoc main_#t~ret3; {800#true} is VALID [2020-07-28 19:05:08,275 INFO L280 TraceCheckUtils]: 4: Hoare triple {800#true} assume 0 != main_~tmp~1; {800#true} is VALID [2020-07-28 19:05:08,276 INFO L280 TraceCheckUtils]: 5: Hoare triple {800#true} ~switchedOnBeforeTS~0 := 0; {800#true} is VALID [2020-07-28 19:05:08,276 INFO L280 TraceCheckUtils]: 6: Hoare triple {800#true} havoc test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {800#true} is VALID [2020-07-28 19:05:08,276 INFO L280 TraceCheckUtils]: 7: Hoare triple {800#true} assume !false; {800#true} is VALID [2020-07-28 19:05:08,277 INFO L280 TraceCheckUtils]: 8: Hoare triple {800#true} assume test_~splverifierCounter~0 < 4; {800#true} is VALID [2020-07-28 19:05:08,277 INFO L280 TraceCheckUtils]: 9: Hoare triple {800#true} assume -2147483648 <= test_#t~nondet68 && test_#t~nondet68 <= 2147483647;test_~tmp~7 := test_#t~nondet68;havoc test_#t~nondet68; {800#true} is VALID [2020-07-28 19:05:08,277 INFO L280 TraceCheckUtils]: 10: Hoare triple {800#true} assume !(0 != test_~tmp~7); {800#true} is VALID [2020-07-28 19:05:08,277 INFO L280 TraceCheckUtils]: 11: Hoare triple {800#true} assume -2147483648 <= test_#t~nondet69 && test_#t~nondet69 <= 2147483647;test_~tmp___0~1 := test_#t~nondet69;havoc test_#t~nondet69; {800#true} is VALID [2020-07-28 19:05:08,278 INFO L280 TraceCheckUtils]: 12: Hoare triple {800#true} assume !(0 != test_~tmp___0~1); {800#true} is VALID [2020-07-28 19:05:08,278 INFO L280 TraceCheckUtils]: 13: Hoare triple {800#true} assume -2147483648 <= test_#t~nondet70 && test_#t~nondet70 <= 2147483647;test_~tmp___2~0 := test_#t~nondet70;havoc test_#t~nondet70; {800#true} is VALID [2020-07-28 19:05:08,279 INFO L280 TraceCheckUtils]: 14: Hoare triple {800#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {802#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:08,280 INFO L280 TraceCheckUtils]: 15: Hoare triple {802#(= 1 ~systemActive~0)} havoc __utac_acc__Specification5_spec__2_#t~ret0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~5;havoc isPumpRunning_~retValue_acc~5;isPumpRunning_~retValue_acc~5 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~5; {802#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:08,281 INFO L280 TraceCheckUtils]: 16: Hoare triple {802#(= 1 ~systemActive~0)} __utac_acc__Specification5_spec__2_#t~ret0 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret0 && __utac_acc__Specification5_spec__2_#t~ret0 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret0;havoc __utac_acc__Specification5_spec__2_#t~ret0; {802#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:08,281 INFO L280 TraceCheckUtils]: 17: Hoare triple {802#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {802#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:08,282 INFO L280 TraceCheckUtils]: 18: Hoare triple {802#(= 1 ~systemActive~0)} assume !(0 != ~systemActive~0); {801#false} is VALID [2020-07-28 19:05:08,283 INFO L280 TraceCheckUtils]: 19: Hoare triple {801#false} havoc __utac_acc__Specification5_spec__3_#t~ret1, __utac_acc__Specification5_spec__3_#t~ret2, __utac_acc__Specification5_spec__3_~tmp~0, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~0;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {801#false} is VALID [2020-07-28 19:05:08,283 INFO L280 TraceCheckUtils]: 20: Hoare triple {801#false} __utac_acc__Specification5_spec__3_#t~ret1 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret1 && __utac_acc__Specification5_spec__3_#t~ret1 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~0 := __utac_acc__Specification5_spec__3_#t~ret1;havoc __utac_acc__Specification5_spec__3_#t~ret1; {801#false} is VALID [2020-07-28 19:05:08,283 INFO L280 TraceCheckUtils]: 21: Hoare triple {801#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~5;havoc isPumpRunning_~retValue_acc~5;isPumpRunning_~retValue_acc~5 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~5; {801#false} is VALID [2020-07-28 19:05:08,283 INFO L280 TraceCheckUtils]: 22: Hoare triple {801#false} __utac_acc__Specification5_spec__3_#t~ret2 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret2 && __utac_acc__Specification5_spec__3_#t~ret2 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret2;havoc __utac_acc__Specification5_spec__3_#t~ret2; {801#false} is VALID [2020-07-28 19:05:08,284 INFO L280 TraceCheckUtils]: 23: Hoare triple {801#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~0; {801#false} is VALID [2020-07-28 19:05:08,284 INFO L280 TraceCheckUtils]: 24: Hoare triple {801#false} assume 0 == ~switchedOnBeforeTS~0; {801#false} is VALID [2020-07-28 19:05:08,284 INFO L280 TraceCheckUtils]: 25: Hoare triple {801#false} assume !false; {801#false} is VALID [2020-07-28 19:05:08,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:08,286 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272650452] [2020-07-28 19:05:08,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:08,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:05:08,287 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721470702] [2020-07-28 19:05:08,287 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-07-28 19:05:08,288 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:08,288 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:05:08,323 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:08,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:05:08,323 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:08,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:05:08,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:08,324 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand 3 states. [2020-07-28 19:05:08,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:08,473 INFO L93 Difference]: Finished difference Result 63 states and 89 transitions. [2020-07-28 19:05:08,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:05:08,473 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-07-28 19:05:08,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:08,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:08,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 89 transitions. [2020-07-28 19:05:08,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:08,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 89 transitions. [2020-07-28 19:05:08,478 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 89 transitions. [2020-07-28 19:05:08,594 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 89 edges. 89 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:08,596 INFO L225 Difference]: With dead ends: 63 [2020-07-28 19:05:08,597 INFO L226 Difference]: Without dead ends: 35 [2020-07-28 19:05:08,598 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:08,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-07-28 19:05:08,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-07-28 19:05:08,630 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:08,630 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand 35 states. [2020-07-28 19:05:08,630 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2020-07-28 19:05:08,631 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2020-07-28 19:05:08,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:08,633 INFO L93 Difference]: Finished difference Result 35 states and 47 transitions. [2020-07-28 19:05:08,633 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2020-07-28 19:05:08,633 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:08,634 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:08,634 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2020-07-28 19:05:08,634 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2020-07-28 19:05:08,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:08,636 INFO L93 Difference]: Finished difference Result 35 states and 47 transitions. [2020-07-28 19:05:08,636 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2020-07-28 19:05:08,637 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:08,637 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:08,637 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:08,637 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:08,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-07-28 19:05:08,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 47 transitions. [2020-07-28 19:05:08,640 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 47 transitions. Word has length 26 [2020-07-28 19:05:08,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:08,640 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 47 transitions. [2020-07-28 19:05:08,640 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:05:08,640 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2020-07-28 19:05:08,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-28 19:05:08,641 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:08,642 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:08,642 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 19:05:08,642 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:08,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:08,643 INFO L82 PathProgramCache]: Analyzing trace with hash -111070597, now seen corresponding path program 1 times [2020-07-28 19:05:08,643 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:08,644 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986291971] [2020-07-28 19:05:08,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:08,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:08,740 INFO L280 TraceCheckUtils]: 0: Hoare triple {1017#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.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(25);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);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(77, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(101, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(116, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(104, #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(5);call write~init~int(67, #t~string63.base, #t~string63.offset, 1);call write~init~int(82, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(73, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(84, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 4 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(75, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1);~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,741 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret3, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,742 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,743 INFO L280 TraceCheckUtils]: 3: Hoare triple {1019#(= 0 ~pumpRunning~0)} main_#t~ret3 := valid_product_#res;assume -2147483648 <= main_#t~ret3 && main_#t~ret3 <= 2147483647;main_~tmp~1 := main_#t~ret3;havoc main_#t~ret3; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,743 INFO L280 TraceCheckUtils]: 4: Hoare triple {1019#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~1; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,744 INFO L280 TraceCheckUtils]: 5: Hoare triple {1019#(= 0 ~pumpRunning~0)} ~switchedOnBeforeTS~0 := 0; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,745 INFO L280 TraceCheckUtils]: 6: Hoare triple {1019#(= 0 ~pumpRunning~0)} havoc test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,746 INFO L280 TraceCheckUtils]: 7: Hoare triple {1019#(= 0 ~pumpRunning~0)} assume !false; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,746 INFO L280 TraceCheckUtils]: 8: Hoare triple {1019#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,747 INFO L280 TraceCheckUtils]: 9: Hoare triple {1019#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet68 && test_#t~nondet68 <= 2147483647;test_~tmp~7 := test_#t~nondet68;havoc test_#t~nondet68; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,748 INFO L280 TraceCheckUtils]: 10: Hoare triple {1019#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~7); {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,748 INFO L280 TraceCheckUtils]: 11: Hoare triple {1019#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet69 && test_#t~nondet69 <= 2147483647;test_~tmp___0~1 := test_#t~nondet69;havoc test_#t~nondet69; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,749 INFO L280 TraceCheckUtils]: 12: Hoare triple {1019#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___0~1); {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,750 INFO L280 TraceCheckUtils]: 13: Hoare triple {1019#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet70 && test_#t~nondet70 <= 2147483647;test_~tmp___2~0 := test_#t~nondet70;havoc test_#t~nondet70; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,751 INFO L280 TraceCheckUtils]: 14: Hoare triple {1019#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,751 INFO L280 TraceCheckUtils]: 15: Hoare triple {1019#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~5;havoc isPumpRunning_~retValue_acc~5;isPumpRunning_~retValue_acc~5 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~5; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,752 INFO L280 TraceCheckUtils]: 16: Hoare triple {1019#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__2_#t~ret0 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret0 && __utac_acc__Specification5_spec__2_#t~ret0 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret0;havoc __utac_acc__Specification5_spec__2_#t~ret0; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,753 INFO L280 TraceCheckUtils]: 17: Hoare triple {1019#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,753 INFO L280 TraceCheckUtils]: 18: Hoare triple {1019#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret39, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,754 INFO L280 TraceCheckUtils]: 19: Hoare triple {1019#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,755 INFO L280 TraceCheckUtils]: 20: Hoare triple {1019#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__3_#t~ret1, __utac_acc__Specification5_spec__3_#t~ret2, __utac_acc__Specification5_spec__3_~tmp~0, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~0;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,755 INFO L280 TraceCheckUtils]: 21: Hoare triple {1019#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__3_#t~ret1 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret1 && __utac_acc__Specification5_spec__3_#t~ret1 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~0 := __utac_acc__Specification5_spec__3_#t~ret1;havoc __utac_acc__Specification5_spec__3_#t~ret1; {1019#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:08,756 INFO L280 TraceCheckUtils]: 22: Hoare triple {1019#(= 0 ~pumpRunning~0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~5;havoc isPumpRunning_~retValue_acc~5;isPumpRunning_~retValue_acc~5 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~5; {1020#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:05:08,757 INFO L280 TraceCheckUtils]: 23: Hoare triple {1020#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification5_spec__3_#t~ret2 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret2 && __utac_acc__Specification5_spec__3_#t~ret2 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret2;havoc __utac_acc__Specification5_spec__3_#t~ret2; {1021#(= 0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0)} is VALID [2020-07-28 19:05:08,758 INFO L280 TraceCheckUtils]: 24: Hoare triple {1021#(= 0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~0; {1018#false} is VALID [2020-07-28 19:05:08,758 INFO L280 TraceCheckUtils]: 25: Hoare triple {1018#false} assume 0 == ~switchedOnBeforeTS~0; {1018#false} is VALID [2020-07-28 19:05:08,758 INFO L280 TraceCheckUtils]: 26: Hoare triple {1018#false} assume !false; {1018#false} is VALID [2020-07-28 19:05:08,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:08,760 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986291971] [2020-07-28 19:05:08,761 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:08,761 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 19:05:08,761 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586442743] [2020-07-28 19:05:08,761 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-07-28 19:05:08,761 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:08,762 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:05:08,798 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:08,798 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:05:08,798 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:08,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:05:08,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:05:08,799 INFO L87 Difference]: Start difference. First operand 35 states and 47 transitions. Second operand 5 states. [2020-07-28 19:05:09,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:09,278 INFO L93 Difference]: Finished difference Result 85 states and 121 transitions. [2020-07-28 19:05:09,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 19:05:09,279 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-07-28 19:05:09,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:09,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:05:09,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 121 transitions. [2020-07-28 19:05:09,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:05:09,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 121 transitions. [2020-07-28 19:05:09,284 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 121 transitions. [2020-07-28 19:05:09,426 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 121 edges. 121 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:09,426 INFO L225 Difference]: With dead ends: 85 [2020-07-28 19:05:09,426 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 19:05:09,427 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-07-28 19:05:09,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 19:05:09,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 19:05:09,427 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:09,427 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:09,428 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:09,428 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:09,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:09,429 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:05:09,429 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:05:09,429 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:09,430 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:09,430 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:09,430 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:09,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:09,430 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:05:09,430 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:05:09,430 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:09,431 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:09,431 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:09,431 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:09,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 19:05:09,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 19:05:09,432 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2020-07-28 19:05:09,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:09,433 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 19:05:09,434 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:05:09,434 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:05:09,435 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:09,435 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 19:05:09,438 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 19:05:09,654 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2020-07-28 19:05:09,654 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 19:05:09,654 INFO L264 CegarLoopResult]: At program point L681(lines 676 684) 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 19:05:09,655 INFO L264 CegarLoopResult]: At program point L681-1(lines 676 684) 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 19:05:09,655 INFO L268 CegarLoopResult]: For program point L615(lines 615 623) no Hoare annotation was computed. [2020-07-28 19:05:09,655 INFO L264 CegarLoopResult]: At program point L681-2(lines 676 684) the Hoare annotation is: false [2020-07-28 19:05:09,656 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-07-28 19:05:09,656 INFO L268 CegarLoopResult]: For program point L615-1(lines 615 623) no Hoare annotation was computed. [2020-07-28 19:05:09,656 INFO L264 CegarLoopResult]: At program point L681-3(lines 676 684) the Hoare annotation is: false [2020-07-28 19:05:09,656 INFO L264 CegarLoopResult]: At program point L70-1(lines 1 919) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:09,656 INFO L264 CegarLoopResult]: At program point L681-4(lines 676 684) the Hoare annotation is: false [2020-07-28 19:05:09,656 INFO L268 CegarLoopResult]: For program point L615-2(lines 615 623) no Hoare annotation was computed. [2020-07-28 19:05:09,656 INFO L268 CegarLoopResult]: For program point L70-2(lines 70 87) no Hoare annotation was computed. [2020-07-28 19:05:09,656 INFO L264 CegarLoopResult]: At program point L681-5(lines 676 684) the Hoare annotation is: false [2020-07-28 19:05:09,657 INFO L264 CegarLoopResult]: At program point L70-3(lines 1 919) the Hoare annotation is: false [2020-07-28 19:05:09,657 INFO L268 CegarLoopResult]: For program point L70-4(lines 70 87) no Hoare annotation was computed. [2020-07-28 19:05:09,657 INFO L264 CegarLoopResult]: At program point L70-5(lines 1 919) the Hoare annotation is: false [2020-07-28 19:05:09,657 INFO L268 CegarLoopResult]: For program point L830(lines 830 836) no Hoare annotation was computed. [2020-07-28 19:05:09,657 INFO L264 CegarLoopResult]: At program point L830-1(lines 830 836) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:09,657 INFO L268 CegarLoopResult]: For program point L748(lines 748 752) no Hoare annotation was computed. [2020-07-28 19:05:09,657 INFO L264 CegarLoopResult]: At program point L104-2(lines 104 118) the Hoare annotation is: false [2020-07-28 19:05:09,657 INFO L268 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-07-28 19:05:09,658 INFO L264 CegarLoopResult]: At program point L155(lines 151 157) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:09,658 INFO L264 CegarLoopResult]: At program point L899(lines 1 919) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:09,658 INFO L268 CegarLoopResult]: For program point L916(line 916) no Hoare annotation was computed. [2020-07-28 19:05:09,658 INFO L268 CegarLoopResult]: For program point L916-1(line 916) no Hoare annotation was computed. [2020-07-28 19:05:09,659 INFO L268 CegarLoopResult]: For program point L850(lines 850 863) no Hoare annotation was computed. [2020-07-28 19:05:09,659 INFO L268 CegarLoopResult]: For program point L916-2(line 916) no Hoare annotation was computed. [2020-07-28 19:05:09,659 INFO L264 CegarLoopResult]: At program point L586(lines 586 592) 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 19:05:09,659 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-07-28 19:05:09,660 INFO L264 CegarLoopResult]: At program point L586-1(lines 586 592) the Hoare annotation is: false [2020-07-28 19:05:09,660 INFO L268 CegarLoopResult]: For program point L74-2(lines 74 84) no Hoare annotation was computed. [2020-07-28 19:05:09,660 INFO L264 CegarLoopResult]: At program point L586-2(lines 586 592) the Hoare annotation is: false [2020-07-28 19:05:09,660 INFO L268 CegarLoopResult]: For program point L74-4(lines 74 84) no Hoare annotation was computed. [2020-07-28 19:05:09,660 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 19:05:09,661 INFO L268 CegarLoopResult]: For program point L108(lines 108 112) no Hoare annotation was computed. [2020-07-28 19:05:09,661 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-28 19:05:09,661 INFO L268 CegarLoopResult]: For program point L108-1(lines 108 112) no Hoare annotation was computed. [2020-07-28 19:05:09,661 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 81) no Hoare annotation was computed. [2020-07-28 19:05:09,661 INFO L268 CegarLoopResult]: For program point L75-4(lines 75 81) no Hoare annotation was computed. [2020-07-28 19:05:09,661 INFO L264 CegarLoopResult]: At program point L868(lines 819 869) the Hoare annotation is: false [2020-07-28 19:05:09,662 INFO L268 CegarLoopResult]: For program point L736(lines 736 740) no Hoare annotation was computed. [2020-07-28 19:05:09,662 INFO L268 CegarLoopResult]: For program point L736-3(lines 736 740) no Hoare annotation was computed. [2020-07-28 19:05:09,662 INFO L264 CegarLoopResult]: At program point L59(lines 579 585) 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 19:05:09,662 INFO L264 CegarLoopResult]: At program point L59-1(lines 579 585) the Hoare annotation is: false [2020-07-28 19:05:09,663 INFO L268 CegarLoopResult]: For program point L736-6(lines 736 740) no Hoare annotation was computed. [2020-07-28 19:05:09,663 INFO L264 CegarLoopResult]: At program point L59-2(lines 579 585) the Hoare annotation is: false [2020-07-28 19:05:09,663 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2020-07-28 19:05:09,663 INFO L271 CegarLoopResult]: At program point L192(lines 173 195) the Hoare annotation is: true [2020-07-28 19:05:09,663 INFO L264 CegarLoopResult]: At program point L672(lines 665 675) the Hoare annotation is: false [2020-07-28 19:05:09,664 INFO L264 CegarLoopResult]: At program point L672-1(lines 665 675) the Hoare annotation is: false [2020-07-28 19:05:09,664 INFO L264 CegarLoopResult]: At program point L672-2(lines 665 675) the Hoare annotation is: false [2020-07-28 19:05:09,664 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 19:05:09,664 INFO L268 CegarLoopResult]: For program point L821(lines 820 867) no Hoare annotation was computed. [2020-07-28 19:05:09,664 INFO L264 CegarLoopResult]: At program point L805(lines 800 808) 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 19:05:09,665 INFO L264 CegarLoopResult]: At program point L805-1(lines 800 808) the Hoare annotation is: false [2020-07-28 19:05:09,665 INFO L264 CegarLoopResult]: At program point L805-2(lines 800 808) the Hoare annotation is: false [2020-07-28 19:05:09,665 INFO L268 CegarLoopResult]: For program point L822(lines 822 826) no Hoare annotation was computed. [2020-07-28 19:05:09,665 INFO L264 CegarLoopResult]: At program point L773(lines 768 776) the Hoare annotation is: false [2020-07-28 19:05:09,665 INFO L264 CegarLoopResult]: At program point L773-1(lines 768 776) the Hoare annotation is: false [2020-07-28 19:05:09,666 INFO L264 CegarLoopResult]: At program point L773-2(lines 768 776) the Hoare annotation is: false [2020-07-28 19:05:09,666 INFO L268 CegarLoopResult]: For program point L840(lines 840 846) no Hoare annotation was computed. [2020-07-28 19:05:09,666 INFO L264 CegarLoopResult]: At program point L840-1(lines 840 846) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:09,666 INFO L264 CegarLoopResult]: At program point L907(lines 902 910) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:09,667 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 19:05:09,667 INFO L268 CegarLoopResult]: For program point L858(lines 858 862) no Hoare annotation was computed. [2020-07-28 19:05:09,667 INFO L264 CegarLoopResult]: At program point L858-2(lines 858 862) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:09,667 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2020-07-28 19:05:09,667 INFO L264 CegarLoopResult]: At program point L49(lines 44 51) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:09,668 INFO L268 CegarLoopResult]: For program point L611(lines 611 628) no Hoare annotation was computed. [2020-07-28 19:05:09,668 INFO L268 CegarLoopResult]: For program point L611-1(lines 611 628) no Hoare annotation was computed. [2020-07-28 19:05:09,668 INFO L268 CegarLoopResult]: For program point L611-2(lines 611 628) no Hoare annotation was computed. [2020-07-28 19:05:09,668 INFO L268 CegarLoopResult]: For program point L760(lines 760 764) no Hoare annotation was computed. [2020-07-28 19:05:09,668 INFO L264 CegarLoopResult]: At program point L579(lines 575 597) 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 19:05:09,669 INFO L264 CegarLoopResult]: At program point L579-1(lines 575 597) the Hoare annotation is: false [2020-07-28 19:05:09,669 INFO L264 CegarLoopResult]: At program point L579-2(lines 575 597) the Hoare annotation is: false [2020-07-28 19:05:09,669 INFO L268 CegarLoopResult]: For program point L183(lines 183 190) no Hoare annotation was computed. [2020-07-28 19:05:09,669 INFO L271 CegarLoopResult]: At program point L183-1(lines 183 190) the Hoare annotation is: true [2020-07-28 19:05:09,674 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 19:05:09,674 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 19:05:09,676 WARN L170 areAnnotationChecker]: L183 has no Hoare annotation [2020-07-28 19:05:09,676 WARN L170 areAnnotationChecker]: L183 has no Hoare annotation [2020-07-28 19:05:09,676 WARN L170 areAnnotationChecker]: L183 has no Hoare annotation [2020-07-28 19:05:09,677 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:05:09,678 WARN L170 areAnnotationChecker]: L821 has no Hoare annotation [2020-07-28 19:05:09,679 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:05:09,679 WARN L170 areAnnotationChecker]: L821 has no Hoare annotation [2020-07-28 19:05:09,679 WARN L170 areAnnotationChecker]: L821 has no Hoare annotation [2020-07-28 19:05:09,679 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-28 19:05:09,679 WARN L170 areAnnotationChecker]: L736-3 has no Hoare annotation [2020-07-28 19:05:09,679 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-28 19:05:09,680 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-28 19:05:09,680 WARN L170 areAnnotationChecker]: L736-3 has no Hoare annotation [2020-07-28 19:05:09,680 WARN L170 areAnnotationChecker]: L736-3 has no Hoare annotation [2020-07-28 19:05:09,680 WARN L170 areAnnotationChecker]: L611-1 has no Hoare annotation [2020-07-28 19:05:09,680 WARN L170 areAnnotationChecker]: L748 has no Hoare annotation [2020-07-28 19:05:09,680 WARN L170 areAnnotationChecker]: L748 has no Hoare annotation [2020-07-28 19:05:09,680 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-28 19:05:09,680 WARN L170 areAnnotationChecker]: L611-1 has no Hoare annotation [2020-07-28 19:05:09,681 WARN L170 areAnnotationChecker]: L611-1 has no Hoare annotation [2020-07-28 19:05:09,681 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-28 19:05:09,681 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-28 19:05:09,681 WARN L170 areAnnotationChecker]: L70-2 has no Hoare annotation [2020-07-28 19:05:09,681 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-28 19:05:09,682 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-28 19:05:09,682 WARN L170 areAnnotationChecker]: L850 has no Hoare annotation [2020-07-28 19:05:09,682 WARN L170 areAnnotationChecker]: L615-1 has no Hoare annotation [2020-07-28 19:05:09,682 WARN L170 areAnnotationChecker]: L70-2 has no Hoare annotation [2020-07-28 19:05:09,682 WARN L170 areAnnotationChecker]: L70-2 has no Hoare annotation [2020-07-28 19:05:09,683 WARN L170 areAnnotationChecker]: L850 has no Hoare annotation [2020-07-28 19:05:09,683 WARN L170 areAnnotationChecker]: L850 has no Hoare annotation [2020-07-28 19:05:09,683 WARN L170 areAnnotationChecker]: L615-1 has no Hoare annotation [2020-07-28 19:05:09,684 WARN L170 areAnnotationChecker]: L615-1 has no Hoare annotation [2020-07-28 19:05:09,684 WARN L170 areAnnotationChecker]: L74-2 has no Hoare annotation [2020-07-28 19:05:09,685 WARN L170 areAnnotationChecker]: L858 has no Hoare annotation [2020-07-28 19:05:09,685 WARN L170 areAnnotationChecker]: L858 has no Hoare annotation [2020-07-28 19:05:09,686 WARN L170 areAnnotationChecker]: L74-2 has no Hoare annotation [2020-07-28 19:05:09,686 WARN L170 areAnnotationChecker]: L74-2 has no Hoare annotation [2020-07-28 19:05:09,686 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-28 19:05:09,687 WARN L170 areAnnotationChecker]: L75-2 has no Hoare annotation [2020-07-28 19:05:09,687 WARN L170 areAnnotationChecker]: L75-2 has no Hoare annotation [2020-07-28 19:05:09,688 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-28 19:05:09,688 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-28 19:05:09,689 WARN L170 areAnnotationChecker]: L916-1 has no Hoare annotation [2020-07-28 19:05:09,689 WARN L170 areAnnotationChecker]: L916-1 has no Hoare annotation [2020-07-28 19:05:09,689 WARN L170 areAnnotationChecker]: L108 has no Hoare annotation [2020-07-28 19:05:09,689 WARN L170 areAnnotationChecker]: L108 has no Hoare annotation [2020-07-28 19:05:09,689 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-28 19:05:09,689 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-28 19:05:09,690 WARN L170 areAnnotationChecker]: L611 has no Hoare annotation [2020-07-28 19:05:09,691 WARN L170 areAnnotationChecker]: L108-1 has no Hoare annotation [2020-07-28 19:05:09,691 WARN L170 areAnnotationChecker]: L611 has no Hoare annotation [2020-07-28 19:05:09,691 WARN L170 areAnnotationChecker]: L611 has no Hoare annotation [2020-07-28 19:05:09,692 WARN L170 areAnnotationChecker]: L70 has no Hoare annotation [2020-07-28 19:05:09,692 WARN L170 areAnnotationChecker]: L736-6 has no Hoare annotation [2020-07-28 19:05:09,692 WARN L170 areAnnotationChecker]: L615 has no Hoare annotation [2020-07-28 19:05:09,693 WARN L170 areAnnotationChecker]: L70 has no Hoare annotation [2020-07-28 19:05:09,693 WARN L170 areAnnotationChecker]: L70 has no Hoare annotation [2020-07-28 19:05:09,693 WARN L170 areAnnotationChecker]: L736-6 has no Hoare annotation [2020-07-28 19:05:09,693 WARN L170 areAnnotationChecker]: L736-6 has no Hoare annotation [2020-07-28 19:05:09,693 WARN L170 areAnnotationChecker]: L611-2 has no Hoare annotation [2020-07-28 19:05:09,693 WARN L170 areAnnotationChecker]: L615 has no Hoare annotation [2020-07-28 19:05:09,694 WARN L170 areAnnotationChecker]: L615 has no Hoare annotation [2020-07-28 19:05:09,694 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-28 19:05:09,694 WARN L170 areAnnotationChecker]: L611-2 has no Hoare annotation [2020-07-28 19:05:09,694 WARN L170 areAnnotationChecker]: L611-2 has no Hoare annotation [2020-07-28 19:05:09,694 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-28 19:05:09,694 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-28 19:05:09,694 WARN L170 areAnnotationChecker]: L70-4 has no Hoare annotation [2020-07-28 19:05:09,694 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-28 19:05:09,694 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-28 19:05:09,695 WARN L170 areAnnotationChecker]: L615-2 has no Hoare annotation [2020-07-28 19:05:09,695 WARN L170 areAnnotationChecker]: L70-4 has no Hoare annotation [2020-07-28 19:05:09,695 WARN L170 areAnnotationChecker]: L70-4 has no Hoare annotation [2020-07-28 19:05:09,695 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-28 19:05:09,695 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-28 19:05:09,696 WARN L170 areAnnotationChecker]: L615-2 has no Hoare annotation [2020-07-28 19:05:09,696 WARN L170 areAnnotationChecker]: L615-2 has no Hoare annotation [2020-07-28 19:05:09,696 WARN L170 areAnnotationChecker]: L74-4 has no Hoare annotation [2020-07-28 19:05:09,696 WARN L170 areAnnotationChecker]: L74-4 has no Hoare annotation [2020-07-28 19:05:09,696 WARN L170 areAnnotationChecker]: L74-4 has no Hoare annotation [2020-07-28 19:05:09,696 WARN L170 areAnnotationChecker]: L75-4 has no Hoare annotation [2020-07-28 19:05:09,696 WARN L170 areAnnotationChecker]: L75-4 has no Hoare annotation [2020-07-28 19:05:09,696 WARN L170 areAnnotationChecker]: L916-2 has no Hoare annotation [2020-07-28 19:05:09,697 WARN L170 areAnnotationChecker]: L916-2 has no Hoare annotation [2020-07-28 19:05:09,697 INFO L163 areAnnotationChecker]: CFG has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 19:05:09,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 07:05:09 BoogieIcfgContainer [2020-07-28 19:05:09,719 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 19:05:09,719 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 19:05:09,720 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 19:05:09,720 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 19:05:09,720 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:05" (3/4) ... [2020-07-28 19:05:09,724 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 19:05:09,743 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 19:05:09,744 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 19:05:09,745 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 19:05:09,746 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 19:05:09,746 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 19:05:09,747 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:05:09,748 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:05:09,787 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive [2020-07-28 19:05:09,787 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive [2020-07-28 19:05:09,788 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive [2020-07-28 19:05:09,788 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive [2020-07-28 19:05:09,789 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive [2020-07-28 19:05:09,790 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive [2020-07-28 19:05:09,862 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 19:05:09,863 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 19:05:09,867 INFO L168 Benchmark]: Toolchain (without parser) took 6214.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 216.5 MB). Free memory was 957.5 MB in the beginning and 978.4 MB in the end (delta: -20.9 MB). Peak memory consumption was 195.7 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:09,867 INFO L168 Benchmark]: CDTParser took 1.57 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:05:09,868 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -155.6 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:09,868 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:05:09,869 INFO L168 Benchmark]: Boogie Preprocessor took 50.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:09,869 INFO L168 Benchmark]: RCFGBuilder took 1528.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 962.7 MB in the end (delta: 143.9 MB). Peak memory consumption was 143.9 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:09,870 INFO L168 Benchmark]: TraceAbstraction took 3743.03 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 73.4 MB). Free memory was 962.7 MB in the beginning and 986.0 MB in the end (delta: -23.3 MB). Peak memory consumption was 50.1 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:09,871 INFO L168 Benchmark]: Witness Printer took 143.58 ms. Allocated memory is still 1.2 GB. Free memory was 986.0 MB in the beginning and 978.4 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:09,873 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 1.57 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 649.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -155.6 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 90.66 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 50.49 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 1528.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 962.7 MB in the end (delta: 143.9 MB). Peak memory consumption was 143.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3743.03 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 73.4 MB). Free memory was 962.7 MB in the beginning and 986.0 MB in the end (delta: -23.3 MB). Peak memory consumption was 50.1 MB. Max. memory is 11.5 GB. * Witness Printer took 143.58 ms. Allocated memory is still 1.2 GB. Free memory was 986.0 MB in the beginning and 978.4 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 916]: 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: 819]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 78 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.3s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 264 SDtfs, 142 SDslu, 74 SDs, 0 SdLazy, 22 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=78occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 38 LocationsWithAnnotation, 38 PreInvPairs, 62 NumberOfFragments, 170 HoareAnnotationTreeSize, 38 FomulaSimplifications, 188 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 38 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 3510 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...