./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product22.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_spec1_product22.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 a844f2570635c0549a90fa68b4a0ca8e0d5c4fa4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:57:53,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 18:57:53,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 18:57:53,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 18:57:53,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 18:57:53,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 18:57:53,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 18:57:53,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 18:57:53,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 18:57:53,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 18:57:53,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 18:57:53,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 18:57:53,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 18:57:53,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 18:57:53,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 18:57:53,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 18:57:53,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 18:57:53,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 18:57:53,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 18:57:53,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 18:57:53,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 18:57:53,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 18:57:53,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 18:57:53,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 18:57:53,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 18:57:53,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 18:57:53,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 18:57:53,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 18:57:53,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 18:57:53,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 18:57:53,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 18:57:53,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 18:57:53,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 18:57:53,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 18:57:53,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 18:57:53,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 18:57:53,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 18:57:53,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 18:57:53,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 18:57:53,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 18:57:53,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 18:57:53,597 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 18:57:53,612 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 18:57:53,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 18:57:53,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 18:57:53,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 18:57:53,614 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 18:57:53,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 18:57:53,615 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 18:57:53,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 18:57:53,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 18:57:53,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 18:57:53,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 18:57:53,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 18:57:53,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 18:57:53,617 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 18:57:53,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 18:57:53,618 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 18:57:53,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 18:57:53,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 18:57:53,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 18:57:53,619 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 18:57:53,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 18:57:53,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 18:57:53,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 18:57:53,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 18:57:53,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 18:57:53,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 18:57:53,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 18:57:53,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 18:57:53,621 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 18:57:53,622 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 -> a844f2570635c0549a90fa68b4a0ca8e0d5c4fa4 [2020-07-28 18:57:53,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 18:57:53,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 18:57:53,922 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 18:57:53,924 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 18:57:53,924 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 18:57:53,925 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c [2020-07-28 18:57:53,985 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef77d16f4/3f7b4719c8a8408899fa58daa862ae06/FLAG806f7cfef [2020-07-28 18:57:54,536 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 18:57:54,538 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c [2020-07-28 18:57:54,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef77d16f4/3f7b4719c8a8408899fa58daa862ae06/FLAG806f7cfef [2020-07-28 18:57:54,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef77d16f4/3f7b4719c8a8408899fa58daa862ae06 [2020-07-28 18:57:54,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 18:57:54,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 18:57:54,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 18:57:54,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 18:57:54,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 18:57:54,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:57:54" (1/1) ... [2020-07-28 18:57:54,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d03fae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:54, skipping insertion in model container [2020-07-28 18:57:54,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:57:54" (1/1) ... [2020-07-28 18:57:54,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 18:57:54,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 18:57:55,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:57:55,281 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 18:57:55,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:57:55,460 INFO L208 MainTranslator]: Completed translation [2020-07-28 18:57:55,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:55 WrapperNode [2020-07-28 18:57:55,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 18:57:55,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 18:57:55,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 18:57:55,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 18:57:55,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:55" (1/1) ... [2020-07-28 18:57:55,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:55" (1/1) ... [2020-07-28 18:57:55,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 18:57:55,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 18:57:55,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 18:57:55,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 18:57:55,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:55" (1/1) ... [2020-07-28 18:57:55,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:55" (1/1) ... [2020-07-28 18:57:55,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:55" (1/1) ... [2020-07-28 18:57:55,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:55" (1/1) ... [2020-07-28 18:57:55,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:55" (1/1) ... [2020-07-28 18:57:55,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:55" (1/1) ... [2020-07-28 18:57:55,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:55" (1/1) ... [2020-07-28 18:57:55,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 18:57:55,629 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 18:57:55,629 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 18:57:55,629 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 18:57:55,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:55" (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 18:57:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 18:57:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 18:57:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 18:57:55,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 18:57:57,208 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 18:57:57,209 INFO L295 CfgBuilder]: Removed 158 assume(true) statements. [2020-07-28 18:57:57,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:57:57 BoogieIcfgContainer [2020-07-28 18:57:57,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 18:57:57,216 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 18:57:57,217 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 18:57:57,220 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 18:57:57,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 06:57:54" (1/3) ... [2020-07-28 18:57:57,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fd3d924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:57:57, skipping insertion in model container [2020-07-28 18:57:57,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:55" (2/3) ... [2020-07-28 18:57:57,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fd3d924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:57:57, skipping insertion in model container [2020-07-28 18:57:57,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:57:57" (3/3) ... [2020-07-28 18:57:57,225 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product22.cil.c [2020-07-28 18:57:57,236 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 18:57:57,245 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 18:57:57,259 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 18:57:57,280 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 18:57:57,280 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 18:57:57,281 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 18:57:57,281 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 18:57:57,281 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 18:57:57,281 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 18:57:57,282 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 18:57:57,282 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 18:57:57,302 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2020-07-28 18:57:57,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-07-28 18:57:57,309 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:57:57,310 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:57:57,311 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:57:57,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:57:57,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1818136157, now seen corresponding path program 1 times [2020-07-28 18:57:57,329 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:57:57,330 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862007109] [2020-07-28 18:57:57,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:57:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:57:57,624 INFO L280 TraceCheckUtils]: 0: Hoare triple {108#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~string40.base, #t~string40.offset := #Ultimate.allocOnStack(13);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string42.base, #t~string42.offset, 1);call write~init~int(77, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(101, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(116, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(104, #t~string42.base, 4 + #t~string42.offset, 1);call write~init~int(58, #t~string42.base, 5 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 6 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string44.base, #t~string44.offset, 1);call write~init~int(82, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(73, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(84, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 4 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(75, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string48.base, #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 1 + #t~string48.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(13);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string55.base, #t~string55.offset, 1);call write~init~int(110, #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(4);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 2 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 3 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string59.base, #t~string59.offset, 1);call write~init~int(80, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(117, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(109, #t~string59.base, 3 + #t~string59.offset, 1);call write~init~int(112, #t~string59.base, 4 + #t~string59.offset, 1);call write~init~int(58, #t~string59.base, 5 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 6 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string65.base, #t~string65.offset, 1);call write~init~int(32, #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(10, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {108#true} is VALID [2020-07-28 18:57:57,625 INFO L280 TraceCheckUtils]: 1: Hoare triple {108#true} havoc main_#res;havoc main_#t~ret3, main_~retValue_acc~2, main_~tmp~1;havoc main_~retValue_acc~2;havoc main_~tmp~1; {108#true} is VALID [2020-07-28 18:57:57,626 INFO L280 TraceCheckUtils]: 2: Hoare triple {108#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; {108#true} is VALID [2020-07-28 18:57:57,626 INFO L280 TraceCheckUtils]: 3: Hoare triple {108#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; {108#true} is VALID [2020-07-28 18:57:57,626 INFO L280 TraceCheckUtils]: 4: Hoare triple {108#true} assume 0 != main_~tmp~1; {108#true} is VALID [2020-07-28 18:57:57,627 INFO L280 TraceCheckUtils]: 5: Hoare triple {108#true} havoc test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {108#true} is VALID [2020-07-28 18:57:57,629 INFO L280 TraceCheckUtils]: 6: Hoare triple {108#true} assume false; {109#false} is VALID [2020-07-28 18:57:57,629 INFO L280 TraceCheckUtils]: 7: Hoare triple {109#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {109#false} is VALID [2020-07-28 18:57:57,629 INFO L280 TraceCheckUtils]: 8: Hoare triple {109#false} assume !(0 != ~pumpRunning~0); {109#false} is VALID [2020-07-28 18:57:57,630 INFO L280 TraceCheckUtils]: 9: Hoare triple {109#false} assume !(0 != ~systemActive~0); {109#false} is VALID [2020-07-28 18:57:57,630 INFO L280 TraceCheckUtils]: 10: Hoare triple {109#false} havoc __utac_acc__Specification1_spec__1_#t~ret1, __utac_acc__Specification1_spec__1_#t~ret2, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {109#false} is VALID [2020-07-28 18:57:57,631 INFO L280 TraceCheckUtils]: 11: Hoare triple {109#false} __utac_acc__Specification1_spec__1_#t~ret1 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret1 && __utac_acc__Specification1_spec__1_#t~ret1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret1;havoc __utac_acc__Specification1_spec__1_#t~ret1; {109#false} is VALID [2020-07-28 18:57:57,631 INFO L280 TraceCheckUtils]: 12: Hoare triple {109#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {109#false} is VALID [2020-07-28 18:57:57,631 INFO L280 TraceCheckUtils]: 13: Hoare triple {109#false} __utac_acc__Specification1_spec__1_#t~ret2 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret2 && __utac_acc__Specification1_spec__1_#t~ret2 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret2;havoc __utac_acc__Specification1_spec__1_#t~ret2; {109#false} is VALID [2020-07-28 18:57:57,632 INFO L280 TraceCheckUtils]: 14: Hoare triple {109#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {109#false} is VALID [2020-07-28 18:57:57,632 INFO L280 TraceCheckUtils]: 15: Hoare triple {109#false} assume !false; {109#false} is VALID [2020-07-28 18:57:57,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:57:57,636 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862007109] [2020-07-28 18:57:57,638 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:57:57,638 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 18:57:57,639 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616001841] [2020-07-28 18:57:57,645 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-07-28 18:57:57,647 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:57:57,651 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 18:57:57,697 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 16 edges. 16 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:57,697 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 18:57:57,698 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:57:57,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 18:57:57,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:57:57,711 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2020-07-28 18:57:57,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:57,984 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2020-07-28 18:57:57,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 18:57:57,985 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-07-28 18:57:57,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:57:57,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:57:57,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 305 transitions. [2020-07-28 18:57:57,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:57:58,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 305 transitions. [2020-07-28 18:57:58,006 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 305 transitions. [2020-07-28 18:57:58,383 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 305 edges. 305 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:58,404 INFO L225 Difference]: With dead ends: 204 [2020-07-28 18:57:58,405 INFO L226 Difference]: Without dead ends: 101 [2020-07-28 18:57:58,409 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 18:57:58,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-07-28 18:57:58,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2020-07-28 18:57:58,468 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:57:58,469 INFO L82 GeneralOperation]: Start isEquivalent. First operand 101 states. Second operand 101 states. [2020-07-28 18:57:58,470 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 101 states. [2020-07-28 18:57:58,470 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 101 states. [2020-07-28 18:57:58,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:58,478 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2020-07-28 18:57:58,478 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2020-07-28 18:57:58,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:58,480 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:58,481 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 101 states. [2020-07-28 18:57:58,481 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 101 states. [2020-07-28 18:57:58,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:58,489 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2020-07-28 18:57:58,489 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2020-07-28 18:57:58,491 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:58,491 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:58,491 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:57:58,492 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:57:58,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-28 18:57:58,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2020-07-28 18:57:58,499 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2020-07-28 18:57:58,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:57:58,500 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2020-07-28 18:57:58,500 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 18:57:58,501 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2020-07-28 18:57:58,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-07-28 18:57:58,502 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:57:58,502 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:57:58,503 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 18:57:58,503 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:57:58,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:57:58,504 INFO L82 PathProgramCache]: Analyzing trace with hash 1430074242, now seen corresponding path program 1 times [2020-07-28 18:57:58,504 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:57:58,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045193703] [2020-07-28 18:57:58,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:57:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:57:58,710 INFO L280 TraceCheckUtils]: 0: Hoare triple {743#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~string40.base, #t~string40.offset := #Ultimate.allocOnStack(13);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string42.base, #t~string42.offset, 1);call write~init~int(77, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(101, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(116, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(104, #t~string42.base, 4 + #t~string42.offset, 1);call write~init~int(58, #t~string42.base, 5 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 6 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string44.base, #t~string44.offset, 1);call write~init~int(82, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(73, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(84, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 4 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(75, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string48.base, #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 1 + #t~string48.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(13);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string55.base, #t~string55.offset, 1);call write~init~int(110, #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(4);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 2 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 3 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string59.base, #t~string59.offset, 1);call write~init~int(80, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(117, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(109, #t~string59.base, 3 + #t~string59.offset, 1);call write~init~int(112, #t~string59.base, 4 + #t~string59.offset, 1);call write~init~int(58, #t~string59.base, 5 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 6 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string65.base, #t~string65.offset, 1);call write~init~int(32, #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(10, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {743#true} is VALID [2020-07-28 18:57:58,711 INFO L280 TraceCheckUtils]: 1: Hoare triple {743#true} havoc main_#res;havoc main_#t~ret3, main_~retValue_acc~2, main_~tmp~1;havoc main_~retValue_acc~2;havoc main_~tmp~1; {743#true} is VALID [2020-07-28 18:57:58,711 INFO L280 TraceCheckUtils]: 2: Hoare triple {743#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; {743#true} is VALID [2020-07-28 18:57:58,712 INFO L280 TraceCheckUtils]: 3: Hoare triple {743#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; {743#true} is VALID [2020-07-28 18:57:58,712 INFO L280 TraceCheckUtils]: 4: Hoare triple {743#true} assume 0 != main_~tmp~1; {743#true} is VALID [2020-07-28 18:57:58,713 INFO L280 TraceCheckUtils]: 5: Hoare triple {743#true} havoc test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {745#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:57:58,714 INFO L280 TraceCheckUtils]: 6: Hoare triple {745#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {745#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:57:58,715 INFO L280 TraceCheckUtils]: 7: Hoare triple {745#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {744#false} is VALID [2020-07-28 18:57:58,716 INFO L280 TraceCheckUtils]: 8: Hoare triple {744#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {744#false} is VALID [2020-07-28 18:57:58,716 INFO L280 TraceCheckUtils]: 9: Hoare triple {744#false} assume !(0 != ~pumpRunning~0); {744#false} is VALID [2020-07-28 18:57:58,716 INFO L280 TraceCheckUtils]: 10: Hoare triple {744#false} assume !(0 != ~systemActive~0); {744#false} is VALID [2020-07-28 18:57:58,717 INFO L280 TraceCheckUtils]: 11: Hoare triple {744#false} havoc __utac_acc__Specification1_spec__1_#t~ret1, __utac_acc__Specification1_spec__1_#t~ret2, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {744#false} is VALID [2020-07-28 18:57:58,717 INFO L280 TraceCheckUtils]: 12: Hoare triple {744#false} __utac_acc__Specification1_spec__1_#t~ret1 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret1 && __utac_acc__Specification1_spec__1_#t~ret1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret1;havoc __utac_acc__Specification1_spec__1_#t~ret1; {744#false} is VALID [2020-07-28 18:57:58,717 INFO L280 TraceCheckUtils]: 13: Hoare triple {744#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {744#false} is VALID [2020-07-28 18:57:58,718 INFO L280 TraceCheckUtils]: 14: Hoare triple {744#false} __utac_acc__Specification1_spec__1_#t~ret2 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret2 && __utac_acc__Specification1_spec__1_#t~ret2 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret2;havoc __utac_acc__Specification1_spec__1_#t~ret2; {744#false} is VALID [2020-07-28 18:57:58,718 INFO L280 TraceCheckUtils]: 15: Hoare triple {744#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {744#false} is VALID [2020-07-28 18:57:58,718 INFO L280 TraceCheckUtils]: 16: Hoare triple {744#false} assume !false; {744#false} is VALID [2020-07-28 18:57:58,720 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 18:57:58,721 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045193703] [2020-07-28 18:57:58,721 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:57:58,721 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 18:57:58,722 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327398912] [2020-07-28 18:57:58,724 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-28 18:57:58,724 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:57:58,724 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:57:58,752 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:58,752 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:57:58,752 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:57:58,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:57:58,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:57:58,754 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2020-07-28 18:57:58,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:58,997 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2020-07-28 18:57:58,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:57:58,998 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-28 18:57:58,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:57:58,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:57:59,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 144 transitions. [2020-07-28 18:57:59,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:57:59,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 144 transitions. [2020-07-28 18:57:59,004 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 144 transitions. [2020-07-28 18:57:59,200 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 144 edges. 144 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:59,201 INFO L225 Difference]: With dead ends: 101 [2020-07-28 18:57:59,201 INFO L226 Difference]: Without dead ends: 43 [2020-07-28 18:57:59,203 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 18:57:59,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-07-28 18:57:59,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-07-28 18:57:59,221 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:57:59,221 INFO L82 GeneralOperation]: Start isEquivalent. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:59,221 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:59,222 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:59,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:59,224 INFO L93 Difference]: Finished difference Result 43 states and 61 transitions. [2020-07-28 18:57:59,224 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2020-07-28 18:57:59,225 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:59,225 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:59,225 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:59,225 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:59,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:59,227 INFO L93 Difference]: Finished difference Result 43 states and 61 transitions. [2020-07-28 18:57:59,228 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2020-07-28 18:57:59,228 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:59,228 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:59,228 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:57:59,229 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:57:59,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-07-28 18:57:59,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2020-07-28 18:57:59,231 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2020-07-28 18:57:59,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:57:59,231 INFO L479 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2020-07-28 18:57:59,231 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:57:59,231 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2020-07-28 18:57:59,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-07-28 18:57:59,232 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:57:59,232 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:57:59,233 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 18:57:59,233 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:57:59,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:57:59,233 INFO L82 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2020-07-28 18:57:59,234 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:57:59,234 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359677925] [2020-07-28 18:57:59,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:57:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:57:59,354 INFO L280 TraceCheckUtils]: 0: Hoare triple {1036#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~string40.base, #t~string40.offset := #Ultimate.allocOnStack(13);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string42.base, #t~string42.offset, 1);call write~init~int(77, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(101, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(116, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(104, #t~string42.base, 4 + #t~string42.offset, 1);call write~init~int(58, #t~string42.base, 5 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 6 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string44.base, #t~string44.offset, 1);call write~init~int(82, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(73, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(84, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 4 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(75, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string48.base, #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 1 + #t~string48.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(13);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string55.base, #t~string55.offset, 1);call write~init~int(110, #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(4);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 2 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 3 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string59.base, #t~string59.offset, 1);call write~init~int(80, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(117, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(109, #t~string59.base, 3 + #t~string59.offset, 1);call write~init~int(112, #t~string59.base, 4 + #t~string59.offset, 1);call write~init~int(58, #t~string59.base, 5 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 6 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string65.base, #t~string65.offset, 1);call write~init~int(32, #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(10, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1036#true} is VALID [2020-07-28 18:57:59,354 INFO L280 TraceCheckUtils]: 1: Hoare triple {1036#true} havoc main_#res;havoc main_#t~ret3, main_~retValue_acc~2, main_~tmp~1;havoc main_~retValue_acc~2;havoc main_~tmp~1; {1036#true} is VALID [2020-07-28 18:57:59,355 INFO L280 TraceCheckUtils]: 2: Hoare triple {1036#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; {1036#true} is VALID [2020-07-28 18:57:59,355 INFO L280 TraceCheckUtils]: 3: Hoare triple {1036#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; {1036#true} is VALID [2020-07-28 18:57:59,355 INFO L280 TraceCheckUtils]: 4: Hoare triple {1036#true} assume 0 != main_~tmp~1; {1036#true} is VALID [2020-07-28 18:57:59,356 INFO L280 TraceCheckUtils]: 5: Hoare triple {1036#true} havoc test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1036#true} is VALID [2020-07-28 18:57:59,356 INFO L280 TraceCheckUtils]: 6: Hoare triple {1036#true} assume !false; {1036#true} is VALID [2020-07-28 18:57:59,356 INFO L280 TraceCheckUtils]: 7: Hoare triple {1036#true} assume test_~splverifierCounter~0 < 4; {1036#true} is VALID [2020-07-28 18:57:59,356 INFO L280 TraceCheckUtils]: 8: Hoare triple {1036#true} assume -2147483648 <= test_#t~nondet69 && test_#t~nondet69 <= 2147483647;test_~tmp~8 := test_#t~nondet69;havoc test_#t~nondet69; {1036#true} is VALID [2020-07-28 18:57:59,357 INFO L280 TraceCheckUtils]: 9: Hoare triple {1036#true} assume !(0 != test_~tmp~8); {1036#true} is VALID [2020-07-28 18:57:59,357 INFO L280 TraceCheckUtils]: 10: Hoare triple {1036#true} assume -2147483648 <= test_#t~nondet70 && test_#t~nondet70 <= 2147483647;test_~tmp___0~2 := test_#t~nondet70;havoc test_#t~nondet70; {1036#true} is VALID [2020-07-28 18:57:59,357 INFO L280 TraceCheckUtils]: 11: Hoare triple {1036#true} assume !(0 != test_~tmp___0~2); {1036#true} is VALID [2020-07-28 18:57:59,358 INFO L280 TraceCheckUtils]: 12: Hoare triple {1036#true} assume -2147483648 <= test_#t~nondet71 && test_#t~nondet71 <= 2147483647;test_~tmp___2~0 := test_#t~nondet71;havoc test_#t~nondet71; {1036#true} is VALID [2020-07-28 18:57:59,359 INFO L280 TraceCheckUtils]: 13: Hoare triple {1036#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {1038#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:57:59,359 INFO L280 TraceCheckUtils]: 14: Hoare triple {1038#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {1038#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:57:59,360 INFO L280 TraceCheckUtils]: 15: Hoare triple {1038#(= 1 ~systemActive~0)} assume !(0 != ~systemActive~0); {1037#false} is VALID [2020-07-28 18:57:59,361 INFO L280 TraceCheckUtils]: 16: Hoare triple {1037#false} havoc __utac_acc__Specification1_spec__1_#t~ret1, __utac_acc__Specification1_spec__1_#t~ret2, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {1037#false} is VALID [2020-07-28 18:57:59,361 INFO L280 TraceCheckUtils]: 17: Hoare triple {1037#false} __utac_acc__Specification1_spec__1_#t~ret1 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret1 && __utac_acc__Specification1_spec__1_#t~ret1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret1;havoc __utac_acc__Specification1_spec__1_#t~ret1; {1037#false} is VALID [2020-07-28 18:57:59,361 INFO L280 TraceCheckUtils]: 18: Hoare triple {1037#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {1037#false} is VALID [2020-07-28 18:57:59,361 INFO L280 TraceCheckUtils]: 19: Hoare triple {1037#false} __utac_acc__Specification1_spec__1_#t~ret2 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret2 && __utac_acc__Specification1_spec__1_#t~ret2 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret2;havoc __utac_acc__Specification1_spec__1_#t~ret2; {1037#false} is VALID [2020-07-28 18:57:59,362 INFO L280 TraceCheckUtils]: 20: Hoare triple {1037#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {1037#false} is VALID [2020-07-28 18:57:59,362 INFO L280 TraceCheckUtils]: 21: Hoare triple {1037#false} assume !false; {1037#false} is VALID [2020-07-28 18:57:59,363 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 18:57:59,363 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359677925] [2020-07-28 18:57:59,364 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:57:59,364 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 18:57:59,364 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58317710] [2020-07-28 18:57:59,364 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-07-28 18:57:59,365 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:57:59,365 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:57:59,395 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:59,395 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:57:59,396 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:57:59,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:57:59,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:57:59,396 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 3 states. [2020-07-28 18:57:59,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:59,590 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2020-07-28 18:57:59,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:57:59,590 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-07-28 18:57:59,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:57:59,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:57:59,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 116 transitions. [2020-07-28 18:57:59,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:57:59,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 116 transitions. [2020-07-28 18:57:59,596 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 116 transitions. [2020-07-28 18:57:59,733 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 116 edges. 116 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:59,735 INFO L225 Difference]: With dead ends: 80 [2020-07-28 18:57:59,735 INFO L226 Difference]: Without dead ends: 43 [2020-07-28 18:57:59,736 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 18:57:59,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-07-28 18:57:59,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-07-28 18:57:59,764 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:57:59,764 INFO L82 GeneralOperation]: Start isEquivalent. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:59,764 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:59,764 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:59,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:59,767 INFO L93 Difference]: Finished difference Result 43 states and 60 transitions. [2020-07-28 18:57:59,767 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2020-07-28 18:57:59,768 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:59,768 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:59,768 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:59,768 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:59,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:59,771 INFO L93 Difference]: Finished difference Result 43 states and 60 transitions. [2020-07-28 18:57:59,771 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2020-07-28 18:57:59,772 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:59,772 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:59,773 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:57:59,773 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:57:59,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-07-28 18:57:59,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2020-07-28 18:57:59,775 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2020-07-28 18:57:59,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:57:59,776 INFO L479 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2020-07-28 18:57:59,776 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:57:59,776 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2020-07-28 18:57:59,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-07-28 18:57:59,777 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:57:59,777 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:57:59,777 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 18:57:59,778 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:57:59,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:57:59,778 INFO L82 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2020-07-28 18:57:59,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:57:59,779 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4586278] [2020-07-28 18:57:59,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:57:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:57:59,867 INFO L280 TraceCheckUtils]: 0: Hoare triple {1298#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~string40.base, #t~string40.offset := #Ultimate.allocOnStack(13);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string42.base, #t~string42.offset, 1);call write~init~int(77, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(101, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(116, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(104, #t~string42.base, 4 + #t~string42.offset, 1);call write~init~int(58, #t~string42.base, 5 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 6 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string44.base, #t~string44.offset, 1);call write~init~int(82, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(73, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(84, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 4 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(75, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string48.base, #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 1 + #t~string48.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(13);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string55.base, #t~string55.offset, 1);call write~init~int(110, #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(4);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 2 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 3 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string59.base, #t~string59.offset, 1);call write~init~int(80, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(117, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(109, #t~string59.base, 3 + #t~string59.offset, 1);call write~init~int(112, #t~string59.base, 4 + #t~string59.offset, 1);call write~init~int(58, #t~string59.base, 5 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 6 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string65.base, #t~string65.offset, 1);call write~init~int(32, #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(10, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,868 INFO L280 TraceCheckUtils]: 1: Hoare triple {1300#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret3, main_~retValue_acc~2, main_~tmp~1;havoc main_~retValue_acc~2;havoc main_~tmp~1; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,869 INFO L280 TraceCheckUtils]: 2: Hoare triple {1300#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,869 INFO L280 TraceCheckUtils]: 3: Hoare triple {1300#(= 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; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,870 INFO L280 TraceCheckUtils]: 4: Hoare triple {1300#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~1; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,871 INFO L280 TraceCheckUtils]: 5: Hoare triple {1300#(= 0 ~pumpRunning~0)} havoc test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,873 INFO L280 TraceCheckUtils]: 6: Hoare triple {1300#(= 0 ~pumpRunning~0)} assume !false; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,874 INFO L280 TraceCheckUtils]: 7: Hoare triple {1300#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,875 INFO L280 TraceCheckUtils]: 8: Hoare triple {1300#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet69 && test_#t~nondet69 <= 2147483647;test_~tmp~8 := test_#t~nondet69;havoc test_#t~nondet69; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,876 INFO L280 TraceCheckUtils]: 9: Hoare triple {1300#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~8); {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,877 INFO L280 TraceCheckUtils]: 10: Hoare triple {1300#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet70 && test_#t~nondet70 <= 2147483647;test_~tmp___0~2 := test_#t~nondet70;havoc test_#t~nondet70; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,878 INFO L280 TraceCheckUtils]: 11: Hoare triple {1300#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___0~2); {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,878 INFO L280 TraceCheckUtils]: 12: Hoare triple {1300#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet71 && test_#t~nondet71 <= 2147483647;test_~tmp___2~0 := test_#t~nondet71;havoc test_#t~nondet71; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,879 INFO L280 TraceCheckUtils]: 13: Hoare triple {1300#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,880 INFO L280 TraceCheckUtils]: 14: Hoare triple {1300#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,880 INFO L280 TraceCheckUtils]: 15: Hoare triple {1300#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret50, processEnvironment_~tmp~6;havoc processEnvironment_~tmp~6; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,881 INFO L280 TraceCheckUtils]: 16: Hoare triple {1300#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__lowWaterSensor_#t~ret49, processEnvironment__wrappee__lowWaterSensor_~tmp~5;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~5; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,882 INFO L280 TraceCheckUtils]: 17: Hoare triple {1300#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,883 INFO L280 TraceCheckUtils]: 18: Hoare triple {1300#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification1_spec__1_#t~ret1, __utac_acc__Specification1_spec__1_#t~ret2, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,883 INFO L280 TraceCheckUtils]: 19: Hoare triple {1300#(= 0 ~pumpRunning~0)} __utac_acc__Specification1_spec__1_#t~ret1 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret1 && __utac_acc__Specification1_spec__1_#t~ret1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret1;havoc __utac_acc__Specification1_spec__1_#t~ret1; {1300#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,884 INFO L280 TraceCheckUtils]: 20: Hoare triple {1300#(= 0 ~pumpRunning~0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {1301#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 18:57:59,885 INFO L280 TraceCheckUtils]: 21: Hoare triple {1301#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification1_spec__1_#t~ret2 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret2 && __utac_acc__Specification1_spec__1_#t~ret2 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret2;havoc __utac_acc__Specification1_spec__1_#t~ret2; {1302#(= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp___0~0)} is VALID [2020-07-28 18:57:59,886 INFO L280 TraceCheckUtils]: 22: Hoare triple {1302#(= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp___0~0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {1299#false} is VALID [2020-07-28 18:57:59,887 INFO L280 TraceCheckUtils]: 23: Hoare triple {1299#false} assume !false; {1299#false} is VALID [2020-07-28 18:57:59,888 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 18:57:59,889 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4586278] [2020-07-28 18:57:59,889 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:57:59,889 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:57:59,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066048204] [2020-07-28 18:57:59,890 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-07-28 18:57:59,890 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:57:59,891 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:57:59,928 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:59,929 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:57:59,929 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:57:59,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:57:59,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:57:59,930 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2020-07-28 18:58:00,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:00,329 INFO L93 Difference]: Finished difference Result 97 states and 144 transitions. [2020-07-28 18:58:00,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 18:58:00,329 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-07-28 18:58:00,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:00,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:00,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 144 transitions. [2020-07-28 18:58:00,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:00,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 144 transitions. [2020-07-28 18:58:00,335 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 144 transitions. [2020-07-28 18:58:00,491 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 144 edges. 144 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:00,492 INFO L225 Difference]: With dead ends: 97 [2020-07-28 18:58:00,492 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 18:58:00,493 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 18:58:00,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 18:58:00,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 18:58:00,494 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:00,494 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:00,495 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:00,495 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:00,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:00,496 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:58:00,496 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:00,496 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:00,496 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:00,496 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:00,497 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:00,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:00,497 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:58:00,497 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:00,497 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:00,497 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:00,498 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:00,498 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:00,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 18:58:00,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 18:58:00,498 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2020-07-28 18:58:00,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:00,498 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 18:58:00,499 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:58:00,499 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:00,499 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:00,499 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 18:58:00,502 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 18:58:00,751 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2020-07-28 18:58:00,752 INFO L264 CegarLoopResult]: At program point L630(lines 625 633) the Hoare annotation is: false [2020-07-28 18:58:00,752 INFO L264 CegarLoopResult]: At program point L630-1(lines 625 633) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,752 INFO L264 CegarLoopResult]: At program point L630-2(lines 625 633) the Hoare annotation is: false [2020-07-28 18:58:00,752 INFO L264 CegarLoopResult]: At program point L630-3(lines 625 633) the Hoare annotation is: false [2020-07-28 18:58:00,752 INFO L264 CegarLoopResult]: At program point L630-4(lines 625 633) the Hoare annotation is: false [2020-07-28 18:58:00,752 INFO L264 CegarLoopResult]: At program point L630-5(lines 625 633) the Hoare annotation is: false [2020-07-28 18:58:00,752 INFO L268 CegarLoopResult]: For program point L895(lines 895 901) no Hoare annotation was computed. [2020-07-28 18:58:00,753 INFO L264 CegarLoopResult]: At program point L895-1(lines 895 901) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,753 INFO L264 CegarLoopResult]: At program point L797(lines 792 800) 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 18:58:00,753 INFO L264 CegarLoopResult]: At program point L797-1(lines 792 800) the Hoare annotation is: false [2020-07-28 18:58:00,753 INFO L264 CegarLoopResult]: At program point L797-2(lines 792 800) the Hoare annotation is: false [2020-07-28 18:58:00,753 INFO L271 CegarLoopResult]: At program point L203(lines 184 206) the Hoare annotation is: true [2020-07-28 18:58:00,753 INFO L264 CegarLoopResult]: At program point L170(lines 166 172) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,753 INFO L264 CegarLoopResult]: At program point L73(lines 68 76) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,754 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2020-07-28 18:58:00,754 INFO L264 CegarLoopResult]: At program point L671(lines 666 674) the Hoare annotation is: false [2020-07-28 18:58:00,754 INFO L264 CegarLoopResult]: At program point L671-1(lines 666 674) the Hoare annotation is: false [2020-07-28 18:58:00,754 INFO L268 CegarLoopResult]: For program point L605(lines 605 609) no Hoare annotation was computed. [2020-07-28 18:58:00,754 INFO L264 CegarLoopResult]: At program point L671-2(lines 666 674) the Hoare annotation is: false [2020-07-28 18:58:00,754 INFO L264 CegarLoopResult]: At program point L671-3(lines 666 674) the Hoare annotation is: false [2020-07-28 18:58:00,754 INFO L264 CegarLoopResult]: At program point L671-4(lines 666 674) the Hoare annotation is: false [2020-07-28 18:58:00,754 INFO L264 CegarLoopResult]: At program point L671-5(lines 666 674) the Hoare annotation is: false [2020-07-28 18:58:00,755 INFO L268 CegarLoopResult]: For program point L905(lines 905 918) no Hoare annotation was computed. [2020-07-28 18:58:00,755 INFO L268 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-07-28 18:58:00,755 INFO L268 CegarLoopResult]: For program point L578-1(line 578) no Hoare annotation was computed. [2020-07-28 18:58:00,755 INFO L268 CegarLoopResult]: For program point L578-2(line 578) no Hoare annotation was computed. [2020-07-28 18:58:00,755 INFO L268 CegarLoopResult]: For program point L876(lines 875 922) no Hoare annotation was computed. [2020-07-28 18:58:00,755 INFO L268 CegarLoopResult]: For program point L744(lines 744 761) no Hoare annotation was computed. [2020-07-28 18:58:00,755 INFO L268 CegarLoopResult]: For program point L744-1(lines 744 761) no Hoare annotation was computed. [2020-07-28 18:58:00,755 INFO L268 CegarLoopResult]: For program point L744-2(lines 744 761) no Hoare annotation was computed. [2020-07-28 18:58:00,756 INFO L268 CegarLoopResult]: For program point L877(lines 877 881) no Hoare annotation was computed. [2020-07-28 18:58:00,756 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 18:58:00,756 INFO L264 CegarLoopResult]: At program point L119-2(lines 119 133) the Hoare annotation is: false [2020-07-28 18:58:00,756 INFO L268 CegarLoopResult]: For program point L846(lines 846 850) no Hoare annotation was computed. [2020-07-28 18:58:00,756 INFO L268 CegarLoopResult]: For program point L846-2(lines 846 850) no Hoare annotation was computed. [2020-07-28 18:58:00,758 INFO L268 CegarLoopResult]: For program point L846-3(lines 846 850) no Hoare annotation was computed. [2020-07-28 18:58:00,758 INFO L268 CegarLoopResult]: For program point L846-5(lines 846 850) no Hoare annotation was computed. [2020-07-28 18:58:00,759 INFO L268 CegarLoopResult]: For program point L846-6(lines 846 850) no Hoare annotation was computed. [2020-07-28 18:58:00,759 INFO L268 CegarLoopResult]: For program point L846-8(lines 846 850) no Hoare annotation was computed. [2020-07-28 18:58:00,759 INFO L268 CegarLoopResult]: For program point L846-9(lines 846 850) no Hoare annotation was computed. [2020-07-28 18:58:00,760 INFO L268 CegarLoopResult]: For program point L846-11(lines 846 850) no Hoare annotation was computed. [2020-07-28 18:58:00,760 INFO L268 CegarLoopResult]: For program point L846-12(lines 846 850) no Hoare annotation was computed. [2020-07-28 18:58:00,760 INFO L268 CegarLoopResult]: For program point L846-14(lines 846 850) no Hoare annotation was computed. [2020-07-28 18:58:00,761 INFO L268 CegarLoopResult]: For program point L846-15(lines 846 850) no Hoare annotation was computed. [2020-07-28 18:58:00,762 INFO L268 CegarLoopResult]: For program point L846-17(lines 846 850) no Hoare annotation was computed. [2020-07-28 18:58:00,762 INFO L268 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-07-28 18:58:00,763 INFO L268 CegarLoopResult]: For program point L913(lines 913 917) no Hoare annotation was computed. [2020-07-28 18:58:00,763 INFO L264 CegarLoopResult]: At program point L913-2(lines 686 692) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,763 INFO L268 CegarLoopResult]: For program point L748(lines 748 756) no Hoare annotation was computed. [2020-07-28 18:58:00,763 INFO L268 CegarLoopResult]: For program point L748-1(lines 748 756) no Hoare annotation was computed. [2020-07-28 18:58:00,763 INFO L268 CegarLoopResult]: For program point L748-2(lines 748 756) no Hoare annotation was computed. [2020-07-28 18:58:00,764 INFO L268 CegarLoopResult]: For program point L617(lines 617 621) no Hoare annotation was computed. [2020-07-28 18:58:00,764 INFO L268 CegarLoopResult]: For program point L89(lines 89 102) no Hoare annotation was computed. [2020-07-28 18:58:00,764 INFO L264 CegarLoopResult]: At program point L89-1(lines 1 930) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,764 INFO L268 CegarLoopResult]: For program point L89-2(lines 89 102) no Hoare annotation was computed. [2020-07-28 18:58:00,764 INFO L264 CegarLoopResult]: At program point L89-3(lines 1 930) the Hoare annotation is: false [2020-07-28 18:58:00,764 INFO L268 CegarLoopResult]: For program point L89-4(lines 89 102) no Hoare annotation was computed. [2020-07-28 18:58:00,765 INFO L264 CegarLoopResult]: At program point L89-5(lines 1 930) the Hoare annotation is: false [2020-07-28 18:58:00,765 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-28 18:58:00,765 INFO L268 CegarLoopResult]: For program point L123-1(lines 686 692) no Hoare annotation was computed. [2020-07-28 18:58:00,765 INFO L268 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2020-07-28 18:58:00,765 INFO L268 CegarLoopResult]: For program point L718-1(lines 718 735) no Hoare annotation was computed. [2020-07-28 18:58:00,765 INFO L268 CegarLoopResult]: For program point L718-2(lines 718 735) no Hoare annotation was computed. [2020-07-28 18:58:00,766 INFO L268 CegarLoopResult]: For program point L718-3(lines 718 735) no Hoare annotation was computed. [2020-07-28 18:58:00,766 INFO L268 CegarLoopResult]: For program point L718-4(lines 718 735) no Hoare annotation was computed. [2020-07-28 18:58:00,766 INFO L268 CegarLoopResult]: For program point L718-5(lines 718 735) no Hoare annotation was computed. [2020-07-28 18:58:00,766 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 18:58:00,766 INFO L264 CegarLoopResult]: At program point L686(lines 685 704) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,767 INFO L268 CegarLoopResult]: For program point L686-1(lines 686 692) no Hoare annotation was computed. [2020-07-28 18:58:00,767 INFO L264 CegarLoopResult]: At program point L686-2(lines 685 704) the Hoare annotation is: false [2020-07-28 18:58:00,767 INFO L264 CegarLoopResult]: At program point L686-3(lines 685 704) the Hoare annotation is: false [2020-07-28 18:58:00,767 INFO L268 CegarLoopResult]: For program point L885(lines 885 891) no Hoare annotation was computed. [2020-07-28 18:58:00,767 INFO L264 CegarLoopResult]: At program point L885-1(lines 885 891) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,767 INFO L264 CegarLoopResult]: At program point L852(lines 837 855) the Hoare annotation is: false [2020-07-28 18:58:00,767 INFO L264 CegarLoopResult]: At program point L852-1(lines 837 855) the Hoare annotation is: false [2020-07-28 18:58:00,767 INFO L264 CegarLoopResult]: At program point L852-2(lines 837 855) the Hoare annotation is: false [2020-07-28 18:58:00,767 INFO L264 CegarLoopResult]: At program point L852-3(lines 837 855) the Hoare annotation is: false [2020-07-28 18:58:00,768 INFO L264 CegarLoopResult]: At program point L852-4(lines 837 855) the Hoare annotation is: false [2020-07-28 18:58:00,768 INFO L264 CegarLoopResult]: At program point L852-5(lines 837 855) the Hoare annotation is: false [2020-07-28 18:58:00,768 INFO L268 CegarLoopResult]: For program point L93(lines 93 99) no Hoare annotation was computed. [2020-07-28 18:58:00,768 INFO L268 CegarLoopResult]: For program point L93-2(lines 93 99) no Hoare annotation was computed. [2020-07-28 18:58:00,769 INFO L268 CegarLoopResult]: For program point L93-4(lines 93 99) no Hoare annotation was computed. [2020-07-28 18:58:00,769 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 18:58:00,769 INFO L264 CegarLoopResult]: At program point L788(lines 781 791) the Hoare annotation is: false [2020-07-28 18:58:00,769 INFO L264 CegarLoopResult]: At program point L788-1(lines 781 791) the Hoare annotation is: false [2020-07-28 18:58:00,769 INFO L268 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2020-07-28 18:58:00,769 INFO L264 CegarLoopResult]: At program point L788-2(lines 781 791) the Hoare annotation is: false [2020-07-28 18:58:00,769 INFO L268 CegarLoopResult]: For program point L722-1(lines 722 730) no Hoare annotation was computed. [2020-07-28 18:58:00,769 INFO L268 CegarLoopResult]: For program point L722-2(lines 722 730) no Hoare annotation was computed. [2020-07-28 18:58:00,769 INFO L268 CegarLoopResult]: For program point L722-3(lines 722 730) no Hoare annotation was computed. [2020-07-28 18:58:00,769 INFO L268 CegarLoopResult]: For program point L722-4(lines 722 730) no Hoare annotation was computed. [2020-07-28 18:58:00,770 INFO L268 CegarLoopResult]: For program point L722-5(lines 722 730) no Hoare annotation was computed. [2020-07-28 18:58:00,770 INFO L268 CegarLoopResult]: For program point L194(lines 194 201) no Hoare annotation was computed. [2020-07-28 18:58:00,770 INFO L271 CegarLoopResult]: At program point L194-1(lines 194 201) the Hoare annotation is: true [2020-07-28 18:58:00,770 INFO L264 CegarLoopResult]: At program point L923(lines 874 924) the Hoare annotation is: false [2020-07-28 18:58:00,770 INFO L268 CegarLoopResult]: For program point L593(lines 593 597) no Hoare annotation was computed. [2020-07-28 18:58:00,770 INFO L268 CegarLoopResult]: For program point L593-3(lines 593 597) no Hoare annotation was computed. [2020-07-28 18:58:00,770 INFO L268 CegarLoopResult]: For program point L593-6(lines 593 597) no Hoare annotation was computed. [2020-07-28 18:58:00,771 INFO L264 CegarLoopResult]: At program point L65(lines 1 930) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,771 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 18:58:00,771 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2020-07-28 18:58:00,771 INFO L264 CegarLoopResult]: At program point L693(lines 693 699) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,771 INFO L264 CegarLoopResult]: At program point L693-1(lines 693 699) the Hoare annotation is: false [2020-07-28 18:58:00,771 INFO L264 CegarLoopResult]: At program point L693-2(lines 693 699) the Hoare annotation is: false [2020-07-28 18:58:00,776 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 18:58:00,776 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 18:58:00,779 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-28 18:58:00,780 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-28 18:58:00,780 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-28 18:58:00,782 WARN L170 areAnnotationChecker]: L876 has no Hoare annotation [2020-07-28 18:58:00,783 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:58:00,783 WARN L170 areAnnotationChecker]: L686-1 has no Hoare annotation [2020-07-28 18:58:00,783 WARN L170 areAnnotationChecker]: L876 has no Hoare annotation [2020-07-28 18:58:00,783 WARN L170 areAnnotationChecker]: L876 has no Hoare annotation [2020-07-28 18:58:00,783 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:58:00,783 WARN L170 areAnnotationChecker]: L686-1 has no Hoare annotation [2020-07-28 18:58:00,783 WARN L170 areAnnotationChecker]: L686-1 has no Hoare annotation [2020-07-28 18:58:00,783 WARN L170 areAnnotationChecker]: L877 has no Hoare annotation [2020-07-28 18:58:00,783 WARN L170 areAnnotationChecker]: L593-3 has no Hoare annotation [2020-07-28 18:58:00,784 WARN L170 areAnnotationChecker]: L593-3 has no Hoare annotation [2020-07-28 18:58:00,784 WARN L170 areAnnotationChecker]: L744-1 has no Hoare annotation [2020-07-28 18:58:00,784 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-28 18:58:00,784 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-28 18:58:00,784 WARN L170 areAnnotationChecker]: L744-1 has no Hoare annotation [2020-07-28 18:58:00,784 WARN L170 areAnnotationChecker]: L744-1 has no Hoare annotation [2020-07-28 18:58:00,784 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-28 18:58:00,784 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-28 18:58:00,784 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-28 18:58:00,785 WARN L170 areAnnotationChecker]: L718-3 has no Hoare annotation [2020-07-28 18:58:00,785 WARN L170 areAnnotationChecker]: L718-3 has no Hoare annotation [2020-07-28 18:58:00,785 WARN L170 areAnnotationChecker]: L89-2 has no Hoare annotation [2020-07-28 18:58:00,785 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-28 18:58:00,785 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-28 18:58:00,785 WARN L170 areAnnotationChecker]: L748-1 has no Hoare annotation [2020-07-28 18:58:00,785 WARN L170 areAnnotationChecker]: L846-9 has no Hoare annotation [2020-07-28 18:58:00,785 WARN L170 areAnnotationChecker]: L89-2 has no Hoare annotation [2020-07-28 18:58:00,785 WARN L170 areAnnotationChecker]: L89-2 has no Hoare annotation [2020-07-28 18:58:00,786 WARN L170 areAnnotationChecker]: L617 has no Hoare annotation [2020-07-28 18:58:00,786 WARN L170 areAnnotationChecker]: L617 has no Hoare annotation [2020-07-28 18:58:00,786 WARN L170 areAnnotationChecker]: L905 has no Hoare annotation [2020-07-28 18:58:00,786 WARN L170 areAnnotationChecker]: L748-1 has no Hoare annotation [2020-07-28 18:58:00,786 WARN L170 areAnnotationChecker]: L748-1 has no Hoare annotation [2020-07-28 18:58:00,786 WARN L170 areAnnotationChecker]: L846-9 has no Hoare annotation [2020-07-28 18:58:00,786 WARN L170 areAnnotationChecker]: L846-9 has no Hoare annotation [2020-07-28 18:58:00,786 WARN L170 areAnnotationChecker]: L93-2 has no Hoare annotation [2020-07-28 18:58:00,786 WARN L170 areAnnotationChecker]: L905 has no Hoare annotation [2020-07-28 18:58:00,787 WARN L170 areAnnotationChecker]: L905 has no Hoare annotation [2020-07-28 18:58:00,788 WARN L170 areAnnotationChecker]: L718-2 has no Hoare annotation [2020-07-28 18:58:00,788 WARN L170 areAnnotationChecker]: L718-2 has no Hoare annotation [2020-07-28 18:58:00,788 WARN L170 areAnnotationChecker]: L846-11 has no Hoare annotation [2020-07-28 18:58:00,788 WARN L170 areAnnotationChecker]: L93-2 has no Hoare annotation [2020-07-28 18:58:00,788 WARN L170 areAnnotationChecker]: L93-2 has no Hoare annotation [2020-07-28 18:58:00,788 WARN L170 areAnnotationChecker]: L120 has no Hoare annotation [2020-07-28 18:58:00,788 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-28 18:58:00,791 WARN L170 areAnnotationChecker]: L913 has no Hoare annotation [2020-07-28 18:58:00,791 WARN L170 areAnnotationChecker]: L913 has no Hoare annotation [2020-07-28 18:58:00,791 WARN L170 areAnnotationChecker]: L846-6 has no Hoare annotation [2020-07-28 18:58:00,792 WARN L170 areAnnotationChecker]: L722-3 has no Hoare annotation [2020-07-28 18:58:00,792 WARN L170 areAnnotationChecker]: L578-1 has no Hoare annotation [2020-07-28 18:58:00,792 WARN L170 areAnnotationChecker]: L578-1 has no Hoare annotation [2020-07-28 18:58:00,792 WARN L170 areAnnotationChecker]: L120 has no Hoare annotation [2020-07-28 18:58:00,792 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-28 18:58:00,792 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-28 18:58:00,792 WARN L170 areAnnotationChecker]: L744 has no Hoare annotation [2020-07-28 18:58:00,793 WARN L170 areAnnotationChecker]: L846-6 has no Hoare annotation [2020-07-28 18:58:00,793 WARN L170 areAnnotationChecker]: L846-6 has no Hoare annotation [2020-07-28 18:58:00,793 WARN L170 areAnnotationChecker]: L722-3 has no Hoare annotation [2020-07-28 18:58:00,793 WARN L170 areAnnotationChecker]: L722-3 has no Hoare annotation [2020-07-28 18:58:00,794 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-28 18:58:00,794 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-28 18:58:00,794 WARN L170 areAnnotationChecker]: L744 has no Hoare annotation [2020-07-28 18:58:00,794 WARN L170 areAnnotationChecker]: L744 has no Hoare annotation [2020-07-28 18:58:00,795 WARN L170 areAnnotationChecker]: L846-8 has no Hoare annotation [2020-07-28 18:58:00,796 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-28 18:58:00,796 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-28 18:58:00,796 WARN L170 areAnnotationChecker]: L718-1 has no Hoare annotation [2020-07-28 18:58:00,796 WARN L170 areAnnotationChecker]: L718-1 has no Hoare annotation [2020-07-28 18:58:00,796 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2020-07-28 18:58:00,796 WARN L170 areAnnotationChecker]: L722-2 has no Hoare annotation [2020-07-28 18:58:00,796 WARN L170 areAnnotationChecker]: L593-6 has no Hoare annotation [2020-07-28 18:58:00,796 WARN L170 areAnnotationChecker]: L593-6 has no Hoare annotation [2020-07-28 18:58:00,796 WARN L170 areAnnotationChecker]: L744-2 has no Hoare annotation [2020-07-28 18:58:00,797 WARN L170 areAnnotationChecker]: L748 has no Hoare annotation [2020-07-28 18:58:00,797 WARN L170 areAnnotationChecker]: L846-3 has no Hoare annotation [2020-07-28 18:58:00,797 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2020-07-28 18:58:00,797 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2020-07-28 18:58:00,797 WARN L170 areAnnotationChecker]: L722-2 has no Hoare annotation [2020-07-28 18:58:00,797 WARN L170 areAnnotationChecker]: L722-2 has no Hoare annotation [2020-07-28 18:58:00,797 WARN L170 areAnnotationChecker]: L744-2 has no Hoare annotation [2020-07-28 18:58:00,797 WARN L170 areAnnotationChecker]: L744-2 has no Hoare annotation [2020-07-28 18:58:00,797 WARN L170 areAnnotationChecker]: L748 has no Hoare annotation [2020-07-28 18:58:00,797 WARN L170 areAnnotationChecker]: L748 has no Hoare annotation [2020-07-28 18:58:00,798 WARN L170 areAnnotationChecker]: L846-3 has no Hoare annotation [2020-07-28 18:58:00,798 WARN L170 areAnnotationChecker]: L846-3 has no Hoare annotation [2020-07-28 18:58:00,798 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-28 18:58:00,798 WARN L170 areAnnotationChecker]: L718-5 has no Hoare annotation [2020-07-28 18:58:00,798 WARN L170 areAnnotationChecker]: L718-5 has no Hoare annotation [2020-07-28 18:58:00,798 WARN L170 areAnnotationChecker]: L89-4 has no Hoare annotation [2020-07-28 18:58:00,798 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-28 18:58:00,798 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-28 18:58:00,798 WARN L170 areAnnotationChecker]: L846-5 has no Hoare annotation [2020-07-28 18:58:00,799 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-28 18:58:00,799 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-28 18:58:00,799 WARN L170 areAnnotationChecker]: L748-2 has no Hoare annotation [2020-07-28 18:58:00,799 WARN L170 areAnnotationChecker]: L846-15 has no Hoare annotation [2020-07-28 18:58:00,799 WARN L170 areAnnotationChecker]: L89-4 has no Hoare annotation [2020-07-28 18:58:00,799 WARN L170 areAnnotationChecker]: L89-4 has no Hoare annotation [2020-07-28 18:58:00,799 WARN L170 areAnnotationChecker]: L846 has no Hoare annotation [2020-07-28 18:58:00,799 WARN L170 areAnnotationChecker]: L722-1 has no Hoare annotation [2020-07-28 18:58:00,799 WARN L170 areAnnotationChecker]: L578 has no Hoare annotation [2020-07-28 18:58:00,799 WARN L170 areAnnotationChecker]: L578 has no Hoare annotation [2020-07-28 18:58:00,800 WARN L170 areAnnotationChecker]: L748-2 has no Hoare annotation [2020-07-28 18:58:00,800 WARN L170 areAnnotationChecker]: L748-2 has no Hoare annotation [2020-07-28 18:58:00,800 WARN L170 areAnnotationChecker]: L846-15 has no Hoare annotation [2020-07-28 18:58:00,800 WARN L170 areAnnotationChecker]: L846-15 has no Hoare annotation [2020-07-28 18:58:00,800 WARN L170 areAnnotationChecker]: L93-4 has no Hoare annotation [2020-07-28 18:58:00,800 WARN L170 areAnnotationChecker]: L846 has no Hoare annotation [2020-07-28 18:58:00,800 WARN L170 areAnnotationChecker]: L846 has no Hoare annotation [2020-07-28 18:58:00,800 WARN L170 areAnnotationChecker]: L722-1 has no Hoare annotation [2020-07-28 18:58:00,800 WARN L170 areAnnotationChecker]: L722-1 has no Hoare annotation [2020-07-28 18:58:00,801 WARN L170 areAnnotationChecker]: L718-4 has no Hoare annotation [2020-07-28 18:58:00,801 WARN L170 areAnnotationChecker]: L718-4 has no Hoare annotation [2020-07-28 18:58:00,801 WARN L170 areAnnotationChecker]: L846-17 has no Hoare annotation [2020-07-28 18:58:00,801 WARN L170 areAnnotationChecker]: L93-4 has no Hoare annotation [2020-07-28 18:58:00,801 WARN L170 areAnnotationChecker]: L93-4 has no Hoare annotation [2020-07-28 18:58:00,801 WARN L170 areAnnotationChecker]: L846-2 has no Hoare annotation [2020-07-28 18:58:00,801 WARN L170 areAnnotationChecker]: L846-12 has no Hoare annotation [2020-07-28 18:58:00,801 WARN L170 areAnnotationChecker]: L722-5 has no Hoare annotation [2020-07-28 18:58:00,801 WARN L170 areAnnotationChecker]: L578-2 has no Hoare annotation [2020-07-28 18:58:00,801 WARN L170 areAnnotationChecker]: L578-2 has no Hoare annotation [2020-07-28 18:58:00,802 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-28 18:58:00,802 WARN L170 areAnnotationChecker]: L846-12 has no Hoare annotation [2020-07-28 18:58:00,802 WARN L170 areAnnotationChecker]: L846-12 has no Hoare annotation [2020-07-28 18:58:00,802 WARN L170 areAnnotationChecker]: L722-5 has no Hoare annotation [2020-07-28 18:58:00,802 WARN L170 areAnnotationChecker]: L722-5 has no Hoare annotation [2020-07-28 18:58:00,802 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-28 18:58:00,802 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-28 18:58:00,802 WARN L170 areAnnotationChecker]: L846-14 has no Hoare annotation [2020-07-28 18:58:00,802 WARN L170 areAnnotationChecker]: L722-4 has no Hoare annotation [2020-07-28 18:58:00,802 WARN L170 areAnnotationChecker]: L722-4 has no Hoare annotation [2020-07-28 18:58:00,803 WARN L170 areAnnotationChecker]: L722-4 has no Hoare annotation [2020-07-28 18:58:00,803 INFO L163 areAnnotationChecker]: CFG has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 18:58:00,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 06:58:00 BoogieIcfgContainer [2020-07-28 18:58:00,826 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 18:58:00,827 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 18:58:00,827 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 18:58:00,827 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 18:58:00,828 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:57:57" (3/4) ... [2020-07-28 18:58:00,832 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 18:58:00,850 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 18:58:00,851 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 18:58:00,852 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 18:58:00,853 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 18:58:00,854 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 18:58:00,855 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:58:00,856 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:58:00,892 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive [2020-07-28 18:58:00,968 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 18:58:00,968 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 18:58:00,971 INFO L168 Benchmark]: Toolchain (without parser) took 6155.91 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 223.9 MB). Free memory was 956.2 MB in the beginning and 918.3 MB in the end (delta: 37.9 MB). Peak memory consumption was 261.8 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:00,972 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:58:00,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 642.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:00,972 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.02 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 18:58:00,973 INFO L168 Benchmark]: Boogie Preprocessor took 49.49 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 18:58:00,973 INFO L168 Benchmark]: RCFGBuilder took 1586.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 953.7 MB in the end (delta: 163.9 MB). Peak memory consumption was 163.9 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:00,974 INFO L168 Benchmark]: TraceAbstraction took 3610.04 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 74.4 MB). Free memory was 947.1 MB in the beginning and 926.0 MB in the end (delta: 21.1 MB). Peak memory consumption was 95.6 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:00,974 INFO L168 Benchmark]: Witness Printer took 141.78 ms. Allocated memory is still 1.3 GB. Free memory was 926.0 MB in the beginning and 918.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:00,976 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 642.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 117.02 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 49.49 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 1586.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 953.7 MB in the end (delta: 163.9 MB). Peak memory consumption was 163.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3610.04 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 74.4 MB). Free memory was 947.1 MB in the beginning and 926.0 MB in the end (delta: 21.1 MB). Peak memory consumption was 95.6 MB. Max. memory is 11.5 GB. * Witness Printer took 141.78 ms. Allocated memory is still 1.3 GB. Free memory was 926.0 MB in the beginning and 918.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 578]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 578]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 578]: 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: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.2s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 316 SDtfs, 194 SDslu, 78 SDs, 0 SdLazy, 25 SolverSat, 4 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=105occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 66 NumberOfFragments, 136 HoareAnnotationTreeSize, 43 FomulaSimplifications, 194 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 43 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 79 NumberOfCodeBlocks, 79 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 75 ConstructedInterpolants, 0 QuantifiedInterpolants, 2611 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...