./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product21.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_product21.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 41732c82c4e13eae07071a147bbd53c9191b35d7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:57:50,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 18:57:50,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 18:57:50,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 18:57:50,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 18:57:50,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 18:57:50,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 18:57:50,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 18:57:50,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 18:57:50,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 18:57:50,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 18:57:50,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 18:57:50,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 18:57:50,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 18:57:50,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 18:57:50,782 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 18:57:50,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 18:57:50,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 18:57:50,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 18:57:50,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 18:57:50,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 18:57:50,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 18:57:50,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 18:57:50,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 18:57:50,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 18:57:50,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 18:57:50,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 18:57:50,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 18:57:50,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 18:57:50,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 18:57:50,799 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 18:57:50,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 18:57:50,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 18:57:50,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 18:57:50,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 18:57:50,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 18:57:50,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 18:57:50,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 18:57:50,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 18:57:50,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 18:57:50,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 18:57:50,806 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 18:57:50,834 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 18:57:50,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 18:57:50,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 18:57:50,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 18:57:50,836 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 18:57:50,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 18:57:50,836 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 18:57:50,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 18:57:50,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 18:57:50,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 18:57:50,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 18:57:50,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 18:57:50,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 18:57:50,838 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 18:57:50,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 18:57:50,838 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 18:57:50,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 18:57:50,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 18:57:50,839 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 18:57:50,839 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 18:57:50,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 18:57:50,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 18:57:50,840 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 18:57:50,840 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 18:57:50,840 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 18:57:50,840 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 18:57:50,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 18:57:50,841 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 18:57:50,841 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 18:57:50,841 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 -> 41732c82c4e13eae07071a147bbd53c9191b35d7 [2020-07-28 18:57:51,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 18:57:51,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 18:57:51,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 18:57:51,181 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 18:57:51,182 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 18:57:51,183 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2020-07-28 18:57:51,242 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93ba73a1c/ea72ffaac5034a0ab57946feaaee42a3/FLAG5c8759d33 [2020-07-28 18:57:51,771 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 18:57:51,772 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2020-07-28 18:57:51,786 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93ba73a1c/ea72ffaac5034a0ab57946feaaee42a3/FLAG5c8759d33 [2020-07-28 18:57:52,083 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93ba73a1c/ea72ffaac5034a0ab57946feaaee42a3 [2020-07-28 18:57:52,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 18:57:52,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 18:57:52,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 18:57:52,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 18:57:52,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 18:57:52,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:57:52" (1/1) ... [2020-07-28 18:57:52,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1caa0db6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:52, skipping insertion in model container [2020-07-28 18:57:52,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:57:52" (1/1) ... [2020-07-28 18:57:52,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 18:57:52,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 18:57:52,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:57:52,617 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 18:57:52,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:57:52,814 INFO L208 MainTranslator]: Completed translation [2020-07-28 18:57:52,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:52 WrapperNode [2020-07-28 18:57:52,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 18:57:52,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 18:57:52,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 18:57:52,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 18:57:52,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:52" (1/1) ... [2020-07-28 18:57:52,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:52" (1/1) ... [2020-07-28 18:57:52,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 18:57:52,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 18:57:52,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 18:57:52,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 18:57:52,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:52" (1/1) ... [2020-07-28 18:57:52,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:52" (1/1) ... [2020-07-28 18:57:52,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:52" (1/1) ... [2020-07-28 18:57:52,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:52" (1/1) ... [2020-07-28 18:57:52,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:52" (1/1) ... [2020-07-28 18:57:52,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:52" (1/1) ... [2020-07-28 18:57:52,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:52" (1/1) ... [2020-07-28 18:57:53,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 18:57:53,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 18:57:53,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 18:57:53,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 18:57:53,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:52" (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 18:57:53,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 18:57:53,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 18:57:53,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 18:57:53,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 18:57:54,661 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 18:57:54,662 INFO L295 CfgBuilder]: Removed 156 assume(true) statements. [2020-07-28 18:57:54,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:57:54 BoogieIcfgContainer [2020-07-28 18:57:54,670 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 18:57:54,672 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 18:57:54,673 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 18:57:54,677 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 18:57:54,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 06:57:52" (1/3) ... [2020-07-28 18:57:54,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6635cea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:57:54, skipping insertion in model container [2020-07-28 18:57:54,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:52" (2/3) ... [2020-07-28 18:57:54,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6635cea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:57:54, skipping insertion in model container [2020-07-28 18:57:54,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:57:54" (3/3) ... [2020-07-28 18:57:54,683 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product21.cil.c [2020-07-28 18:57:54,696 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 18:57:54,710 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 18:57:54,730 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 18:57:54,765 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 18:57:54,766 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 18:57:54,766 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 18:57:54,768 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 18:57:54,768 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 18:57:54,768 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 18:57:54,769 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 18:57:54,769 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 18:57:54,795 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2020-07-28 18:57:54,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-07-28 18:57:54,804 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:57:54,806 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:57:54,806 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:57:54,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:57:54,814 INFO L82 PathProgramCache]: Analyzing trace with hash 1624388130, now seen corresponding path program 1 times [2020-07-28 18:57:54,825 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:57:54,826 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531702038] [2020-07-28 18:57:54,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:57:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:57:55,204 INFO L280 TraceCheckUtils]: 0: Hoare triple {108#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(13);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(80, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(117, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(109, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(112, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(110, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {108#true} is VALID [2020-07-28 18:57:55,205 INFO L280 TraceCheckUtils]: 1: Hoare triple {108#true} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; {108#true} is VALID [2020-07-28 18:57:55,205 INFO L280 TraceCheckUtils]: 2: Hoare triple {108#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {108#true} is VALID [2020-07-28 18:57:55,206 INFO L280 TraceCheckUtils]: 3: Hoare triple {108#true} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~4 := main_#t~ret37;havoc main_#t~ret37; {108#true} is VALID [2020-07-28 18:57:55,206 INFO L280 TraceCheckUtils]: 4: Hoare triple {108#true} assume 0 != main_~tmp~4; {108#true} is VALID [2020-07-28 18:57:55,208 INFO L280 TraceCheckUtils]: 5: Hoare triple {108#true} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {108#true} is VALID [2020-07-28 18:57:55,209 INFO L280 TraceCheckUtils]: 6: Hoare triple {108#true} assume false; {109#false} is VALID [2020-07-28 18:57:55,209 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 18:57:55,210 INFO L280 TraceCheckUtils]: 8: Hoare triple {109#false} assume !(0 != ~pumpRunning~0); {109#false} is VALID [2020-07-28 18:57:55,210 INFO L280 TraceCheckUtils]: 9: Hoare triple {109#false} assume !(0 != ~systemActive~0); {109#false} is VALID [2020-07-28 18:57:55,210 INFO L280 TraceCheckUtils]: 10: Hoare triple {109#false} havoc __utac_acc__Specification1_spec__1_#t~ret35, __utac_acc__Specification1_spec__1_#t~ret36, __utac_acc__Specification1_spec__1_~tmp~3, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~3;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {109#false} is VALID [2020-07-28 18:57:55,211 INFO L280 TraceCheckUtils]: 11: Hoare triple {109#false} __utac_acc__Specification1_spec__1_#t~ret35 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret35 && __utac_acc__Specification1_spec__1_#t~ret35 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret35;havoc __utac_acc__Specification1_spec__1_#t~ret35; {109#false} is VALID [2020-07-28 18:57:55,211 INFO L280 TraceCheckUtils]: 12: Hoare triple {109#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {109#false} is VALID [2020-07-28 18:57:55,212 INFO L280 TraceCheckUtils]: 13: Hoare triple {109#false} __utac_acc__Specification1_spec__1_#t~ret36 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret36 && __utac_acc__Specification1_spec__1_#t~ret36 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret36;havoc __utac_acc__Specification1_spec__1_#t~ret36; {109#false} is VALID [2020-07-28 18:57:55,212 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 18:57:55,212 INFO L280 TraceCheckUtils]: 15: Hoare triple {109#false} assume !false; {109#false} is VALID [2020-07-28 18:57:55,216 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 18:57:55,217 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531702038] [2020-07-28 18:57:55,218 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:57:55,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 18:57:55,219 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528288073] [2020-07-28 18:57:55,226 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-07-28 18:57:55,227 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:57:55,231 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 18:57:55,277 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 18:57:55,278 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 18:57:55,278 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:57:55,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 18:57:55,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:57:55,291 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2020-07-28 18:57:55,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:55,542 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2020-07-28 18:57:55,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 18:57:55,542 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-07-28 18:57:55,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:57:55,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:57:55,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 305 transitions. [2020-07-28 18:57:55,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:57:55,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 305 transitions. [2020-07-28 18:57:55,562 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 305 transitions. [2020-07-28 18:57:55,931 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 18:57:55,957 INFO L225 Difference]: With dead ends: 204 [2020-07-28 18:57:55,957 INFO L226 Difference]: Without dead ends: 101 [2020-07-28 18:57:55,961 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 18:57:55,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-07-28 18:57:56,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2020-07-28 18:57:56,026 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:57:56,027 INFO L82 GeneralOperation]: Start isEquivalent. First operand 101 states. Second operand 101 states. [2020-07-28 18:57:56,028 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 101 states. [2020-07-28 18:57:56,028 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 101 states. [2020-07-28 18:57:56,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:56,036 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2020-07-28 18:57:56,037 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2020-07-28 18:57:56,038 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:56,038 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:56,039 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 101 states. [2020-07-28 18:57:56,039 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 101 states. [2020-07-28 18:57:56,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:56,047 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2020-07-28 18:57:56,048 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2020-07-28 18:57:56,049 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:56,049 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:56,050 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:57:56,050 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:57:56,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-28 18:57:56,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2020-07-28 18:57:56,065 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2020-07-28 18:57:56,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:57:56,066 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2020-07-28 18:57:56,066 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 18:57:56,066 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2020-07-28 18:57:56,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-07-28 18:57:56,070 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:57:56,070 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 18:57:56,071 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 18:57:56,071 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:57:56,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:57:56,072 INFO L82 PathProgramCache]: Analyzing trace with hash 577631233, now seen corresponding path program 1 times [2020-07-28 18:57:56,073 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:57:56,074 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741753325] [2020-07-28 18:57:56,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:57:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:57:56,261 INFO L280 TraceCheckUtils]: 0: Hoare triple {740#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(13);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(80, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(117, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(109, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(112, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(110, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {740#true} is VALID [2020-07-28 18:57:56,262 INFO L280 TraceCheckUtils]: 1: Hoare triple {740#true} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; {740#true} is VALID [2020-07-28 18:57:56,262 INFO L280 TraceCheckUtils]: 2: Hoare triple {740#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {740#true} is VALID [2020-07-28 18:57:56,262 INFO L280 TraceCheckUtils]: 3: Hoare triple {740#true} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~4 := main_#t~ret37;havoc main_#t~ret37; {740#true} is VALID [2020-07-28 18:57:56,263 INFO L280 TraceCheckUtils]: 4: Hoare triple {740#true} assume 0 != main_~tmp~4; {740#true} is VALID [2020-07-28 18:57:56,264 INFO L280 TraceCheckUtils]: 5: Hoare triple {740#true} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {742#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:57:56,265 INFO L280 TraceCheckUtils]: 6: Hoare triple {742#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {742#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:57:56,266 INFO L280 TraceCheckUtils]: 7: Hoare triple {742#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {741#false} is VALID [2020-07-28 18:57:56,267 INFO L280 TraceCheckUtils]: 8: Hoare triple {741#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {741#false} is VALID [2020-07-28 18:57:56,267 INFO L280 TraceCheckUtils]: 9: Hoare triple {741#false} assume !(0 != ~pumpRunning~0); {741#false} is VALID [2020-07-28 18:57:56,267 INFO L280 TraceCheckUtils]: 10: Hoare triple {741#false} assume !(0 != ~systemActive~0); {741#false} is VALID [2020-07-28 18:57:56,268 INFO L280 TraceCheckUtils]: 11: Hoare triple {741#false} havoc __utac_acc__Specification1_spec__1_#t~ret35, __utac_acc__Specification1_spec__1_#t~ret36, __utac_acc__Specification1_spec__1_~tmp~3, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~3;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {741#false} is VALID [2020-07-28 18:57:56,268 INFO L280 TraceCheckUtils]: 12: Hoare triple {741#false} __utac_acc__Specification1_spec__1_#t~ret35 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret35 && __utac_acc__Specification1_spec__1_#t~ret35 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret35;havoc __utac_acc__Specification1_spec__1_#t~ret35; {741#false} is VALID [2020-07-28 18:57:56,268 INFO L280 TraceCheckUtils]: 13: Hoare triple {741#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {741#false} is VALID [2020-07-28 18:57:56,269 INFO L280 TraceCheckUtils]: 14: Hoare triple {741#false} __utac_acc__Specification1_spec__1_#t~ret36 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret36 && __utac_acc__Specification1_spec__1_#t~ret36 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret36;havoc __utac_acc__Specification1_spec__1_#t~ret36; {741#false} is VALID [2020-07-28 18:57:56,269 INFO L280 TraceCheckUtils]: 15: Hoare triple {741#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {741#false} is VALID [2020-07-28 18:57:56,269 INFO L280 TraceCheckUtils]: 16: Hoare triple {741#false} assume !false; {741#false} is VALID [2020-07-28 18:57:56,271 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 18:57:56,271 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741753325] [2020-07-28 18:57:56,272 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:57:56,272 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 18:57:56,272 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30367069] [2020-07-28 18:57:56,274 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-28 18:57:56,274 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:57:56,274 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:57:56,305 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 18:57:56,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:57:56,305 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:57:56,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:57:56,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:57:56,306 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2020-07-28 18:57:56,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:56,564 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2020-07-28 18:57:56,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:57:56,564 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-28 18:57:56,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:57:56,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:57:56,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 144 transitions. [2020-07-28 18:57:56,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:57:56,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 144 transitions. [2020-07-28 18:57:56,570 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 144 transitions. [2020-07-28 18:57:56,747 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 18:57:56,749 INFO L225 Difference]: With dead ends: 101 [2020-07-28 18:57:56,749 INFO L226 Difference]: Without dead ends: 43 [2020-07-28 18:57:56,753 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 18:57:56,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-07-28 18:57:56,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-07-28 18:57:56,770 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:57:56,770 INFO L82 GeneralOperation]: Start isEquivalent. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:56,771 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:56,771 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:56,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:56,775 INFO L93 Difference]: Finished difference Result 43 states and 61 transitions. [2020-07-28 18:57:56,775 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2020-07-28 18:57:56,776 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:56,776 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:56,776 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:56,776 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:56,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:56,779 INFO L93 Difference]: Finished difference Result 43 states and 61 transitions. [2020-07-28 18:57:56,779 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2020-07-28 18:57:56,780 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:56,780 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:56,780 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:57:56,781 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:57:56,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-07-28 18:57:56,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2020-07-28 18:57:56,783 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2020-07-28 18:57:56,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:57:56,784 INFO L479 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2020-07-28 18:57:56,784 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:57:56,784 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2020-07-28 18:57:56,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-07-28 18:57:56,786 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:57:56,786 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 18:57:56,786 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 18:57:56,786 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:57:56,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:57:56,787 INFO L82 PathProgramCache]: Analyzing trace with hash -1301096006, now seen corresponding path program 1 times [2020-07-28 18:57:56,787 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:57:56,788 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143799317] [2020-07-28 18:57:56,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:57:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:57:56,943 INFO L280 TraceCheckUtils]: 0: Hoare triple {1031#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(13);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(80, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(117, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(109, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(112, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(110, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:57:56,944 INFO L280 TraceCheckUtils]: 1: Hoare triple {1033#(= 1 ~systemActive~0)} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; {1033#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:57:56,946 INFO L280 TraceCheckUtils]: 2: Hoare triple {1033#(= 1 ~systemActive~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {1034#(= |ULTIMATE.start_valid_product_#res| ~systemActive~0)} is VALID [2020-07-28 18:57:56,947 INFO L280 TraceCheckUtils]: 3: Hoare triple {1034#(= |ULTIMATE.start_valid_product_#res| ~systemActive~0)} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~4 := main_#t~ret37;havoc main_#t~ret37; {1035#(= ULTIMATE.start_main_~tmp~4 ~systemActive~0)} is VALID [2020-07-28 18:57:56,948 INFO L280 TraceCheckUtils]: 4: Hoare triple {1035#(= ULTIMATE.start_main_~tmp~4 ~systemActive~0)} assume 0 != main_~tmp~4; {1036#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:56,949 INFO L280 TraceCheckUtils]: 5: Hoare triple {1036#(not (= 0 ~systemActive~0))} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1036#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:56,950 INFO L280 TraceCheckUtils]: 6: Hoare triple {1036#(not (= 0 ~systemActive~0))} assume !false; {1036#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:56,951 INFO L280 TraceCheckUtils]: 7: Hoare triple {1036#(not (= 0 ~systemActive~0))} assume test_~splverifierCounter~0 < 4; {1036#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:56,952 INFO L280 TraceCheckUtils]: 8: Hoare triple {1036#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {1036#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:56,953 INFO L280 TraceCheckUtils]: 9: Hoare triple {1036#(not (= 0 ~systemActive~0))} assume !(0 != test_~tmp~5); {1036#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:56,954 INFO L280 TraceCheckUtils]: 10: Hoare triple {1036#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {1036#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:56,955 INFO L280 TraceCheckUtils]: 11: Hoare triple {1036#(not (= 0 ~systemActive~0))} assume !(0 != test_~tmp___0~1); {1036#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:56,956 INFO L280 TraceCheckUtils]: 12: Hoare triple {1036#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {1036#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:56,957 INFO L280 TraceCheckUtils]: 13: Hoare triple {1036#(not (= 0 ~systemActive~0))} assume 0 != test_~tmp___2~0; {1036#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:56,958 INFO L280 TraceCheckUtils]: 14: Hoare triple {1036#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1036#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:56,959 INFO L280 TraceCheckUtils]: 15: Hoare triple {1036#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1032#false} is VALID [2020-07-28 18:57:56,960 INFO L280 TraceCheckUtils]: 16: Hoare triple {1032#false} havoc __utac_acc__Specification1_spec__1_#t~ret35, __utac_acc__Specification1_spec__1_#t~ret36, __utac_acc__Specification1_spec__1_~tmp~3, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~3;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {1032#false} is VALID [2020-07-28 18:57:56,960 INFO L280 TraceCheckUtils]: 17: Hoare triple {1032#false} __utac_acc__Specification1_spec__1_#t~ret35 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret35 && __utac_acc__Specification1_spec__1_#t~ret35 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret35;havoc __utac_acc__Specification1_spec__1_#t~ret35; {1032#false} is VALID [2020-07-28 18:57:56,960 INFO L280 TraceCheckUtils]: 18: Hoare triple {1032#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {1032#false} is VALID [2020-07-28 18:57:56,961 INFO L280 TraceCheckUtils]: 19: Hoare triple {1032#false} __utac_acc__Specification1_spec__1_#t~ret36 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret36 && __utac_acc__Specification1_spec__1_#t~ret36 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret36;havoc __utac_acc__Specification1_spec__1_#t~ret36; {1032#false} is VALID [2020-07-28 18:57:56,961 INFO L280 TraceCheckUtils]: 20: Hoare triple {1032#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {1032#false} is VALID [2020-07-28 18:57:56,961 INFO L280 TraceCheckUtils]: 21: Hoare triple {1032#false} assume !false; {1032#false} is VALID [2020-07-28 18:57:56,963 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 18:57:56,963 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143799317] [2020-07-28 18:57:56,964 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:57:56,964 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 18:57:56,964 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749088323] [2020-07-28 18:57:56,965 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-07-28 18:57:56,965 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:57:56,965 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 18:57:57,002 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 18:57:57,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 18:57:57,002 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:57:57,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 18:57:57,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-28 18:57:57,003 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 6 states. [2020-07-28 18:57:57,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:57,530 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2020-07-28 18:57:57,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 18:57:57,530 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-07-28 18:57:57,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:57:57,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 18:57:57,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 116 transitions. [2020-07-28 18:57:57,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 18:57:57,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 116 transitions. [2020-07-28 18:57:57,535 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 116 transitions. [2020-07-28 18:57:57,689 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 18:57:57,691 INFO L225 Difference]: With dead ends: 80 [2020-07-28 18:57:57,691 INFO L226 Difference]: Without dead ends: 43 [2020-07-28 18:57:57,692 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-28 18:57:57,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-07-28 18:57:57,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-07-28 18:57:57,743 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:57:57,743 INFO L82 GeneralOperation]: Start isEquivalent. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:57,743 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:57,744 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:57,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:57,746 INFO L93 Difference]: Finished difference Result 43 states and 60 transitions. [2020-07-28 18:57:57,746 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2020-07-28 18:57:57,746 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:57,747 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:57,747 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:57,747 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 43 states. [2020-07-28 18:57:57,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:57,749 INFO L93 Difference]: Finished difference Result 43 states and 60 transitions. [2020-07-28 18:57:57,749 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2020-07-28 18:57:57,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:57,750 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:57,750 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:57:57,750 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:57:57,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-07-28 18:57:57,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2020-07-28 18:57:57,752 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2020-07-28 18:57:57,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:57:57,753 INFO L479 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2020-07-28 18:57:57,753 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 18:57:57,753 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2020-07-28 18:57:57,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-07-28 18:57:57,754 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:57:57,754 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 18:57:57,754 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 18:57:57,754 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:57:57,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:57:57,755 INFO L82 PathProgramCache]: Analyzing trace with hash 1386148968, now seen corresponding path program 1 times [2020-07-28 18:57:57,755 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:57:57,755 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238422066] [2020-07-28 18:57:57,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:57:57,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:57:57,883 INFO L280 TraceCheckUtils]: 0: Hoare triple {1297#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(13);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(80, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(117, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(109, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(112, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(110, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,884 INFO L280 TraceCheckUtils]: 1: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,885 INFO L280 TraceCheckUtils]: 2: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,885 INFO L280 TraceCheckUtils]: 3: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~4 := main_#t~ret37;havoc main_#t~ret37; {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,886 INFO L280 TraceCheckUtils]: 4: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} assume 0 != main_~tmp~4; {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,887 INFO L280 TraceCheckUtils]: 5: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,889 INFO L280 TraceCheckUtils]: 6: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} assume !false; {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,889 INFO L280 TraceCheckUtils]: 7: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} assume test_~splverifierCounter~0 < 4; {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,890 INFO L280 TraceCheckUtils]: 8: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,891 INFO L280 TraceCheckUtils]: 9: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp~5); {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,892 INFO L280 TraceCheckUtils]: 10: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,893 INFO L280 TraceCheckUtils]: 11: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp___0~1); {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,893 INFO L280 TraceCheckUtils]: 12: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,894 INFO L280 TraceCheckUtils]: 13: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0; {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,895 INFO L280 TraceCheckUtils]: 14: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,896 INFO L280 TraceCheckUtils]: 15: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret54, processEnvironment_~tmp~7;havoc processEnvironment_~tmp~7; {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,897 INFO L280 TraceCheckUtils]: 16: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__lowWaterSensor_#t~ret53, processEnvironment__wrappee__lowWaterSensor_~tmp~6;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~6; {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,897 INFO L280 TraceCheckUtils]: 17: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {1299#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:57,898 INFO L280 TraceCheckUtils]: 18: Hoare triple {1299#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification1_spec__1_#t~ret35, __utac_acc__Specification1_spec__1_#t~ret36, __utac_acc__Specification1_spec__1_~tmp~3, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~3;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {1300#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 18:57:57,899 INFO L280 TraceCheckUtils]: 19: Hoare triple {1300#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} __utac_acc__Specification1_spec__1_#t~ret35 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret35 && __utac_acc__Specification1_spec__1_#t~ret35 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret35;havoc __utac_acc__Specification1_spec__1_#t~ret35; {1301#(= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~3 0)} is VALID [2020-07-28 18:57:57,900 INFO L280 TraceCheckUtils]: 20: Hoare triple {1301#(= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~3 0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {1298#false} is VALID [2020-07-28 18:57:57,901 INFO L280 TraceCheckUtils]: 21: Hoare triple {1298#false} __utac_acc__Specification1_spec__1_#t~ret36 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret36 && __utac_acc__Specification1_spec__1_#t~ret36 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret36;havoc __utac_acc__Specification1_spec__1_#t~ret36; {1298#false} is VALID [2020-07-28 18:57:57,901 INFO L280 TraceCheckUtils]: 22: Hoare triple {1298#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {1298#false} is VALID [2020-07-28 18:57:57,901 INFO L280 TraceCheckUtils]: 23: Hoare triple {1298#false} assume !false; {1298#false} is VALID [2020-07-28 18:57:57,903 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 18:57:57,903 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238422066] [2020-07-28 18:57:57,903 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:57:57,904 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:57:57,904 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542763137] [2020-07-28 18:57:57,905 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-07-28 18:57:57,905 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:57:57,905 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:57:57,938 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 18:57:57,939 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:57:57,939 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:57:57,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:57:57,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:57:57,940 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2020-07-28 18:57:58,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:58,839 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2020-07-28 18:57:58,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 18:57:58,839 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-07-28 18:57:58,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:57:58,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:57:58,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 303 transitions. [2020-07-28 18:57:58,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:57:58,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 303 transitions. [2020-07-28 18:57:58,848 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 303 transitions. [2020-07-28 18:57:59,215 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 303 edges. 303 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:59,224 INFO L225 Difference]: With dead ends: 204 [2020-07-28 18:57:59,224 INFO L226 Difference]: Without dead ends: 167 [2020-07-28 18:57:59,225 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-07-28 18:57:59,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-07-28 18:57:59,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2020-07-28 18:57:59,351 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:57:59,352 INFO L82 GeneralOperation]: Start isEquivalent. First operand 167 states. Second operand 76 states. [2020-07-28 18:57:59,352 INFO L74 IsIncluded]: Start isIncluded. First operand 167 states. Second operand 76 states. [2020-07-28 18:57:59,352 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 76 states. [2020-07-28 18:57:59,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:59,361 INFO L93 Difference]: Finished difference Result 167 states and 246 transitions. [2020-07-28 18:57:59,361 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 246 transitions. [2020-07-28 18:57:59,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:59,362 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:59,363 INFO L74 IsIncluded]: Start isIncluded. First operand 76 states. Second operand 167 states. [2020-07-28 18:57:59,363 INFO L87 Difference]: Start difference. First operand 76 states. Second operand 167 states. [2020-07-28 18:57:59,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:59,374 INFO L93 Difference]: Finished difference Result 167 states and 246 transitions. [2020-07-28 18:57:59,374 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 246 transitions. [2020-07-28 18:57:59,375 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:59,375 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:59,375 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:57:59,375 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:57:59,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-07-28 18:57:59,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2020-07-28 18:57:59,380 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2020-07-28 18:57:59,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:57:59,380 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2020-07-28 18:57:59,381 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:57:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2020-07-28 18:57:59,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-28 18:57:59,382 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:57:59,383 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:57:59,383 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 18:57:59,383 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:57:59,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:57:59,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1795216542, now seen corresponding path program 1 times [2020-07-28 18:57:59,385 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:57:59,386 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647229936] [2020-07-28 18:57:59,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:57:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:57:59,537 INFO L280 TraceCheckUtils]: 0: Hoare triple {2028#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(13);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(80, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(117, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(109, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(112, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(110, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,539 INFO L280 TraceCheckUtils]: 1: Hoare triple {2030#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,541 INFO L280 TraceCheckUtils]: 2: Hoare triple {2030#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,542 INFO L280 TraceCheckUtils]: 3: Hoare triple {2030#(= 0 ~pumpRunning~0)} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~4 := main_#t~ret37;havoc main_#t~ret37; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,543 INFO L280 TraceCheckUtils]: 4: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~4; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,544 INFO L280 TraceCheckUtils]: 5: Hoare triple {2030#(= 0 ~pumpRunning~0)} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,545 INFO L280 TraceCheckUtils]: 6: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume !false; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,546 INFO L280 TraceCheckUtils]: 7: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,547 INFO L280 TraceCheckUtils]: 8: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,548 INFO L280 TraceCheckUtils]: 9: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~5); {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,549 INFO L280 TraceCheckUtils]: 10: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,551 INFO L280 TraceCheckUtils]: 11: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___0~1; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,552 INFO L280 TraceCheckUtils]: 12: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,554 INFO L280 TraceCheckUtils]: 13: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,554 INFO L280 TraceCheckUtils]: 14: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,555 INFO L280 TraceCheckUtils]: 15: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,556 INFO L280 TraceCheckUtils]: 16: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret54, processEnvironment_~tmp~7;havoc processEnvironment_~tmp~7; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,557 INFO L280 TraceCheckUtils]: 17: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__lowWaterSensor_#t~ret53, processEnvironment__wrappee__lowWaterSensor_~tmp~6;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~6; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,558 INFO L280 TraceCheckUtils]: 18: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,560 INFO L280 TraceCheckUtils]: 19: Hoare triple {2030#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification1_spec__1_#t~ret35, __utac_acc__Specification1_spec__1_#t~ret36, __utac_acc__Specification1_spec__1_~tmp~3, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~3;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,561 INFO L280 TraceCheckUtils]: 20: Hoare triple {2030#(= 0 ~pumpRunning~0)} __utac_acc__Specification1_spec__1_#t~ret35 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret35 && __utac_acc__Specification1_spec__1_#t~ret35 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret35;havoc __utac_acc__Specification1_spec__1_#t~ret35; {2030#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:59,562 INFO L280 TraceCheckUtils]: 21: Hoare triple {2030#(= 0 ~pumpRunning~0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {2031#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 18:57:59,563 INFO L280 TraceCheckUtils]: 22: Hoare triple {2031#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification1_spec__1_#t~ret36 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret36 && __utac_acc__Specification1_spec__1_#t~ret36 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret36;havoc __utac_acc__Specification1_spec__1_#t~ret36; {2032#(= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp___0~0)} is VALID [2020-07-28 18:57:59,564 INFO L280 TraceCheckUtils]: 23: Hoare triple {2032#(= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp___0~0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {2029#false} is VALID [2020-07-28 18:57:59,565 INFO L280 TraceCheckUtils]: 24: Hoare triple {2029#false} assume !false; {2029#false} is VALID [2020-07-28 18:57:59,567 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 18:57:59,567 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647229936] [2020-07-28 18:57:59,567 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:57:59,567 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:57:59,568 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745811929] [2020-07-28 18:57:59,568 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 18:57:59,569 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:57:59,569 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:57:59,625 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:59,625 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:57:59,625 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:57:59,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:57:59,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:57:59,626 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand 5 states. [2020-07-28 18:58:00,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:00,163 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2020-07-28 18:58:00,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 18:58:00,163 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 18:58:00,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:00,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:00,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 144 transitions. [2020-07-28 18:58:00,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:00,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 144 transitions. [2020-07-28 18:58:00,170 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 144 transitions. [2020-07-28 18:58:00,330 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 18:58:00,330 INFO L225 Difference]: With dead ends: 174 [2020-07-28 18:58:00,330 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 18:58:00,332 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 18:58:00,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 18:58:00,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 18:58:00,333 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:00,333 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:00,333 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:00,333 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:00,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:00,334 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:58:00,334 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:00,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:00,334 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:00,334 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:00,334 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:00,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:00,335 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:58:00,335 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:00,335 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:00,335 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:00,335 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:00,335 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:00,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 18:58:00,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 18:58:00,336 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-07-28 18:58:00,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:00,336 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 18:58:00,336 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:58:00,336 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:00,337 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:00,337 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 18:58:00,339 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 18:58:00,834 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2020-07-28 18:58:00,834 INFO L264 CegarLoopResult]: At program point L498(lines 494 500) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,834 INFO L268 CegarLoopResult]: For program point L697(lines 697 703) no Hoare annotation was computed. [2020-07-28 18:58:00,835 INFO L264 CegarLoopResult]: At program point L697-1(lines 697 703) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,835 INFO L271 CegarLoopResult]: At program point L534(lines 515 537) the Hoare annotation is: true [2020-07-28 18:58:00,835 INFO L268 CegarLoopResult]: For program point L799(lines 799 816) no Hoare annotation was computed. [2020-07-28 18:58:00,835 INFO L268 CegarLoopResult]: For program point L799-1(lines 799 816) no Hoare annotation was computed. [2020-07-28 18:58:00,835 INFO L268 CegarLoopResult]: For program point L799-2(lines 799 816) no Hoare annotation was computed. [2020-07-28 18:58:00,835 INFO L268 CegarLoopResult]: For program point L901(lines 901 905) no Hoare annotation was computed. [2020-07-28 18:58:00,835 INFO L268 CegarLoopResult]: For program point L901-2(lines 901 905) no Hoare annotation was computed. [2020-07-28 18:58:00,835 INFO L268 CegarLoopResult]: For program point L901-3(lines 901 905) no Hoare annotation was computed. [2020-07-28 18:58:00,836 INFO L268 CegarLoopResult]: For program point L901-5(lines 901 905) no Hoare annotation was computed. [2020-07-28 18:58:00,836 INFO L268 CegarLoopResult]: For program point L901-6(lines 901 905) no Hoare annotation was computed. [2020-07-28 18:58:00,836 INFO L268 CegarLoopResult]: For program point L901-8(lines 901 905) no Hoare annotation was computed. [2020-07-28 18:58:00,836 INFO L268 CegarLoopResult]: For program point L901-9(lines 901 905) no Hoare annotation was computed. [2020-07-28 18:58:00,836 INFO L268 CegarLoopResult]: For program point L901-11(lines 901 905) no Hoare annotation was computed. [2020-07-28 18:58:00,836 INFO L268 CegarLoopResult]: For program point L901-12(lines 901 905) no Hoare annotation was computed. [2020-07-28 18:58:00,836 INFO L268 CegarLoopResult]: For program point L901-14(lines 901 905) no Hoare annotation was computed. [2020-07-28 18:58:00,836 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2020-07-28 18:58:00,837 INFO L268 CegarLoopResult]: For program point L901-15(lines 901 905) no Hoare annotation was computed. [2020-07-28 18:58:00,837 INFO L268 CegarLoopResult]: For program point L901-17(lines 901 905) no Hoare annotation was computed. [2020-07-28 18:58:00,837 INFO L268 CegarLoopResult]: For program point L803(lines 803 811) no Hoare annotation was computed. [2020-07-28 18:58:00,837 INFO L268 CegarLoopResult]: For program point L803-1(lines 803 811) no Hoare annotation was computed. [2020-07-28 18:58:00,837 INFO L268 CegarLoopResult]: For program point L803-2(lines 803 811) no Hoare annotation was computed. [2020-07-28 18:58:00,837 INFO L268 CegarLoopResult]: For program point L573(lines 573 577) no Hoare annotation was computed. [2020-07-28 18:58:00,837 INFO L268 CegarLoopResult]: For program point L773(lines 773 790) no Hoare annotation was computed. [2020-07-28 18:58:00,837 INFO L268 CegarLoopResult]: For program point L773-1(lines 773 790) no Hoare annotation was computed. [2020-07-28 18:58:00,837 INFO L268 CegarLoopResult]: For program point L707(lines 707 718) no Hoare annotation was computed. [2020-07-28 18:58:00,838 INFO L268 CegarLoopResult]: For program point L773-2(lines 773 790) no Hoare annotation was computed. [2020-07-28 18:58:00,838 INFO L268 CegarLoopResult]: For program point L773-3(lines 773 790) no Hoare annotation was computed. [2020-07-28 18:58:00,838 INFO L268 CegarLoopResult]: For program point L773-4(lines 773 790) no Hoare annotation was computed. [2020-07-28 18:58:00,838 INFO L268 CegarLoopResult]: For program point L773-5(lines 773 790) no Hoare annotation was computed. [2020-07-28 18:58:00,838 INFO L264 CegarLoopResult]: At program point L741(lines 740 759) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,838 INFO L268 CegarLoopResult]: For program point L741-1(lines 741 747) no Hoare annotation was computed. [2020-07-28 18:58:00,838 INFO L264 CegarLoopResult]: At program point L741-2(lines 740 759) the Hoare annotation is: false [2020-07-28 18:58:00,838 INFO L264 CegarLoopResult]: At program point L741-3(lines 740 759) the Hoare annotation is: false [2020-07-28 18:58:00,839 INFO L264 CegarLoopResult]: At program point L907(lines 892 910) the Hoare annotation is: false [2020-07-28 18:58:00,839 INFO L264 CegarLoopResult]: At program point L907-1(lines 892 910) the Hoare annotation is: false [2020-07-28 18:58:00,839 INFO L264 CegarLoopResult]: At program point L907-2(lines 892 910) the Hoare annotation is: false [2020-07-28 18:58:00,839 INFO L264 CegarLoopResult]: At program point L907-3(lines 892 910) the Hoare annotation is: false [2020-07-28 18:58:00,839 INFO L264 CegarLoopResult]: At program point L907-4(lines 892 910) the Hoare annotation is: false [2020-07-28 18:58:00,839 INFO L264 CegarLoopResult]: At program point L907-5(lines 892 910) the Hoare annotation is: false [2020-07-28 18:58:00,839 INFO L264 CegarLoopResult]: At program point L843(lines 836 846) the Hoare annotation is: false [2020-07-28 18:58:00,839 INFO L264 CegarLoopResult]: At program point L843-1(lines 836 846) the Hoare annotation is: false [2020-07-28 18:58:00,839 INFO L268 CegarLoopResult]: For program point L777(lines 777 785) no Hoare annotation was computed. [2020-07-28 18:58:00,840 INFO L264 CegarLoopResult]: At program point L843-2(lines 836 846) the Hoare annotation is: false [2020-07-28 18:58:00,840 INFO L268 CegarLoopResult]: For program point L777-1(lines 777 785) no Hoare annotation was computed. [2020-07-28 18:58:00,840 INFO L268 CegarLoopResult]: For program point L777-2(lines 777 785) no Hoare annotation was computed. [2020-07-28 18:58:00,840 INFO L268 CegarLoopResult]: For program point L678(lines 677 722) no Hoare annotation was computed. [2020-07-28 18:58:00,840 INFO L268 CegarLoopResult]: For program point L777-3(lines 777 785) no Hoare annotation was computed. [2020-07-28 18:58:00,840 INFO L268 CegarLoopResult]: For program point L777-4(lines 777 785) no Hoare annotation was computed. [2020-07-28 18:58:00,840 INFO L268 CegarLoopResult]: For program point L777-5(lines 777 785) no Hoare annotation was computed. [2020-07-28 18:58:00,840 INFO L264 CegarLoopResult]: At program point L447-2(lines 447 461) the Hoare annotation is: false [2020-07-28 18:58:00,840 INFO L268 CegarLoopResult]: For program point L679(lines 679 683) no Hoare annotation was computed. [2020-07-28 18:58:00,841 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-07-28 18:58:00,841 INFO L268 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-07-28 18:58:00,841 INFO L268 CegarLoopResult]: For program point L713-2(lines 741 747) no Hoare annotation was computed. [2020-07-28 18:58:00,841 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 18:58:00,841 INFO L268 CegarLoopResult]: For program point L549(lines 549 553) no Hoare annotation was computed. [2020-07-28 18:58:00,842 INFO L268 CegarLoopResult]: For program point L549-3(lines 549 553) no Hoare annotation was computed. [2020-07-28 18:58:00,842 INFO L268 CegarLoopResult]: For program point L417(lines 417 430) no Hoare annotation was computed. [2020-07-28 18:58:00,842 INFO L264 CegarLoopResult]: At program point L417-1(lines 1 919) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,842 INFO L268 CegarLoopResult]: For program point L417-2(lines 417 430) no Hoare annotation was computed. [2020-07-28 18:58:00,842 INFO L268 CegarLoopResult]: For program point L549-6(lines 549 553) no Hoare annotation was computed. [2020-07-28 18:58:00,842 INFO L264 CegarLoopResult]: At program point L417-3(lines 1 919) the Hoare annotation is: false [2020-07-28 18:58:00,842 INFO L268 CegarLoopResult]: For program point L417-4(lines 417 430) no Hoare annotation was computed. [2020-07-28 18:58:00,842 INFO L264 CegarLoopResult]: At program point L417-5(lines 1 919) the Hoare annotation is: false [2020-07-28 18:58:00,843 INFO L264 CegarLoopResult]: At program point L748(lines 748 754) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,843 INFO L264 CegarLoopResult]: At program point L748-1(lines 748 754) the Hoare annotation is: false [2020-07-28 18:58:00,843 INFO L264 CegarLoopResult]: At program point L748-2(lines 748 754) the Hoare annotation is: false [2020-07-28 18:58:00,843 INFO L268 CegarLoopResult]: For program point L451(lines 451 455) no Hoare annotation was computed. [2020-07-28 18:58:00,843 INFO L268 CegarLoopResult]: For program point L451-1(lines 741 747) no Hoare annotation was computed. [2020-07-28 18:58:00,843 INFO L268 CegarLoopResult]: For program point L916(line 916) no Hoare annotation was computed. [2020-07-28 18:58:00,843 INFO L268 CegarLoopResult]: For program point L916-1(line 916) no Hoare annotation was computed. [2020-07-28 18:58:00,843 INFO L268 CegarLoopResult]: For program point L916-2(line 916) no Hoare annotation was computed. [2020-07-28 18:58:00,844 INFO L264 CegarLoopResult]: At program point L586(lines 581 589) the Hoare annotation is: false [2020-07-28 18:58:00,844 INFO L264 CegarLoopResult]: At program point L586-1(lines 581 589) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,844 INFO L264 CegarLoopResult]: At program point L586-2(lines 581 589) the Hoare annotation is: false [2020-07-28 18:58:00,844 INFO L264 CegarLoopResult]: At program point L586-3(lines 581 589) the Hoare annotation is: false [2020-07-28 18:58:00,844 INFO L264 CegarLoopResult]: At program point L586-4(lines 581 589) the Hoare annotation is: false [2020-07-28 18:58:00,844 INFO L268 CegarLoopResult]: For program point L421(lines 421 427) no Hoare annotation was computed. [2020-07-28 18:58:00,844 INFO L264 CegarLoopResult]: At program point L586-5(lines 581 589) the Hoare annotation is: false [2020-07-28 18:58:00,844 INFO L268 CegarLoopResult]: For program point L421-2(lines 421 427) no Hoare annotation was computed. [2020-07-28 18:58:00,844 INFO L268 CegarLoopResult]: For program point L421-4(lines 421 427) no Hoare annotation was computed. [2020-07-28 18:58:00,845 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 18:58:00,845 INFO L264 CegarLoopResult]: At program point L852(lines 847 855) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,845 INFO L264 CegarLoopResult]: At program point L852-1(lines 847 855) the Hoare annotation is: false [2020-07-28 18:58:00,845 INFO L264 CegarLoopResult]: At program point L852-2(lines 847 855) the Hoare annotation is: false [2020-07-28 18:58:00,845 INFO L268 CegarLoopResult]: For program point L687(lines 687 693) no Hoare annotation was computed. [2020-07-28 18:58:00,845 INFO L264 CegarLoopResult]: At program point L654(lines 1 919) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,845 INFO L264 CegarLoopResult]: At program point L687-1(lines 687 693) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,845 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 18:58:00,846 INFO L264 CegarLoopResult]: At program point L723(lines 676 724) the Hoare annotation is: false [2020-07-28 18:58:00,846 INFO L268 CegarLoopResult]: For program point L525(lines 525 532) no Hoare annotation was computed. [2020-07-28 18:58:00,846 INFO L271 CegarLoopResult]: At program point L525-1(lines 525 532) the Hoare annotation is: true [2020-07-28 18:58:00,846 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 18:58:00,846 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2020-07-28 18:58:00,846 INFO L264 CegarLoopResult]: At program point L627(lines 622 630) the Hoare annotation is: false [2020-07-28 18:58:00,846 INFO L264 CegarLoopResult]: At program point L627-1(lines 622 630) the Hoare annotation is: false [2020-07-28 18:58:00,846 INFO L268 CegarLoopResult]: For program point L561(lines 561 565) no Hoare annotation was computed. [2020-07-28 18:58:00,846 INFO L264 CegarLoopResult]: At program point L627-2(lines 622 630) the Hoare annotation is: false [2020-07-28 18:58:00,847 INFO L264 CegarLoopResult]: At program point L627-3(lines 622 630) the Hoare annotation is: false [2020-07-28 18:58:00,847 INFO L264 CegarLoopResult]: At program point L627-4(lines 622 630) the Hoare annotation is: false [2020-07-28 18:58:00,847 INFO L264 CegarLoopResult]: At program point L627-5(lines 622 630) the Hoare annotation is: false [2020-07-28 18:58:00,847 INFO L264 CegarLoopResult]: At program point L662(lines 657 665) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:00,851 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 18:58:00,851 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 18:58:00,852 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-28 18:58:00,852 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-28 18:58:00,852 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-28 18:58:00,859 WARN L170 areAnnotationChecker]: L678 has no Hoare annotation [2020-07-28 18:58:00,860 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:58:00,860 WARN L170 areAnnotationChecker]: L741-1 has no Hoare annotation [2020-07-28 18:58:00,860 WARN L170 areAnnotationChecker]: L678 has no Hoare annotation [2020-07-28 18:58:00,860 WARN L170 areAnnotationChecker]: L678 has no Hoare annotation [2020-07-28 18:58:00,860 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:58:00,860 WARN L170 areAnnotationChecker]: L741-1 has no Hoare annotation [2020-07-28 18:58:00,860 WARN L170 areAnnotationChecker]: L741-1 has no Hoare annotation [2020-07-28 18:58:00,860 WARN L170 areAnnotationChecker]: L679 has no Hoare annotation [2020-07-28 18:58:00,860 WARN L170 areAnnotationChecker]: L549-3 has no Hoare annotation [2020-07-28 18:58:00,860 WARN L170 areAnnotationChecker]: L549-3 has no Hoare annotation [2020-07-28 18:58:00,861 WARN L170 areAnnotationChecker]: L799-1 has no Hoare annotation [2020-07-28 18:58:00,861 WARN L170 areAnnotationChecker]: L687 has no Hoare annotation [2020-07-28 18:58:00,861 WARN L170 areAnnotationChecker]: L687 has no Hoare annotation [2020-07-28 18:58:00,861 WARN L170 areAnnotationChecker]: L799-1 has no Hoare annotation [2020-07-28 18:58:00,861 WARN L170 areAnnotationChecker]: L799-1 has no Hoare annotation [2020-07-28 18:58:00,861 WARN L170 areAnnotationChecker]: L561 has no Hoare annotation [2020-07-28 18:58:00,861 WARN L170 areAnnotationChecker]: L561 has no Hoare annotation [2020-07-28 18:58:00,861 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-28 18:58:00,861 WARN L170 areAnnotationChecker]: L773-3 has no Hoare annotation [2020-07-28 18:58:00,862 WARN L170 areAnnotationChecker]: L773-3 has no Hoare annotation [2020-07-28 18:58:00,862 WARN L170 areAnnotationChecker]: L417-2 has no Hoare annotation [2020-07-28 18:58:00,862 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-28 18:58:00,862 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-28 18:58:00,862 WARN L170 areAnnotationChecker]: L803-1 has no Hoare annotation [2020-07-28 18:58:00,862 WARN L170 areAnnotationChecker]: L901-9 has no Hoare annotation [2020-07-28 18:58:00,862 WARN L170 areAnnotationChecker]: L417-2 has no Hoare annotation [2020-07-28 18:58:00,862 WARN L170 areAnnotationChecker]: L417-2 has no Hoare annotation [2020-07-28 18:58:00,862 WARN L170 areAnnotationChecker]: L573 has no Hoare annotation [2020-07-28 18:58:00,862 WARN L170 areAnnotationChecker]: L573 has no Hoare annotation [2020-07-28 18:58:00,863 WARN L170 areAnnotationChecker]: L707 has no Hoare annotation [2020-07-28 18:58:00,863 WARN L170 areAnnotationChecker]: L803-1 has no Hoare annotation [2020-07-28 18:58:00,863 WARN L170 areAnnotationChecker]: L803-1 has no Hoare annotation [2020-07-28 18:58:00,863 WARN L170 areAnnotationChecker]: L901-9 has no Hoare annotation [2020-07-28 18:58:00,863 WARN L170 areAnnotationChecker]: L901-9 has no Hoare annotation [2020-07-28 18:58:00,863 WARN L170 areAnnotationChecker]: L421-2 has no Hoare annotation [2020-07-28 18:58:00,864 WARN L170 areAnnotationChecker]: L707 has no Hoare annotation [2020-07-28 18:58:00,864 WARN L170 areAnnotationChecker]: L707 has no Hoare annotation [2020-07-28 18:58:00,864 WARN L170 areAnnotationChecker]: L773-2 has no Hoare annotation [2020-07-28 18:58:00,864 WARN L170 areAnnotationChecker]: L773-2 has no Hoare annotation [2020-07-28 18:58:00,865 WARN L170 areAnnotationChecker]: L901-11 has no Hoare annotation [2020-07-28 18:58:00,865 WARN L170 areAnnotationChecker]: L421-2 has no Hoare annotation [2020-07-28 18:58:00,865 WARN L170 areAnnotationChecker]: L421-2 has no Hoare annotation [2020-07-28 18:58:00,865 WARN L170 areAnnotationChecker]: L448 has no Hoare annotation [2020-07-28 18:58:00,865 WARN L170 areAnnotationChecker]: L713-2 has no Hoare annotation [2020-07-28 18:58:00,865 WARN L170 areAnnotationChecker]: L713-2 has no Hoare annotation [2020-07-28 18:58:00,865 WARN L170 areAnnotationChecker]: L713 has no Hoare annotation [2020-07-28 18:58:00,865 WARN L170 areAnnotationChecker]: L713 has no Hoare annotation [2020-07-28 18:58:00,865 WARN L170 areAnnotationChecker]: L901-6 has no Hoare annotation [2020-07-28 18:58:00,866 WARN L170 areAnnotationChecker]: L777-3 has no Hoare annotation [2020-07-28 18:58:00,866 WARN L170 areAnnotationChecker]: L916-1 has no Hoare annotation [2020-07-28 18:58:00,866 WARN L170 areAnnotationChecker]: L916-1 has no Hoare annotation [2020-07-28 18:58:00,866 WARN L170 areAnnotationChecker]: L448 has no Hoare annotation [2020-07-28 18:58:00,866 WARN L170 areAnnotationChecker]: L549 has no Hoare annotation [2020-07-28 18:58:00,866 WARN L170 areAnnotationChecker]: L549 has no Hoare annotation [2020-07-28 18:58:00,866 WARN L170 areAnnotationChecker]: L799 has no Hoare annotation [2020-07-28 18:58:00,867 WARN L170 areAnnotationChecker]: L901-6 has no Hoare annotation [2020-07-28 18:58:00,867 WARN L170 areAnnotationChecker]: L901-6 has no Hoare annotation [2020-07-28 18:58:00,867 WARN L170 areAnnotationChecker]: L777-3 has no Hoare annotation [2020-07-28 18:58:00,867 WARN L170 areAnnotationChecker]: L777-3 has no Hoare annotation [2020-07-28 18:58:00,868 WARN L170 areAnnotationChecker]: L451 has no Hoare annotation [2020-07-28 18:58:00,868 WARN L170 areAnnotationChecker]: L451 has no Hoare annotation [2020-07-28 18:58:00,868 WARN L170 areAnnotationChecker]: L799 has no Hoare annotation [2020-07-28 18:58:00,868 WARN L170 areAnnotationChecker]: L799 has no Hoare annotation [2020-07-28 18:58:00,870 WARN L170 areAnnotationChecker]: L901-8 has no Hoare annotation [2020-07-28 18:58:00,870 WARN L170 areAnnotationChecker]: L451-1 has no Hoare annotation [2020-07-28 18:58:00,870 WARN L170 areAnnotationChecker]: L451-1 has no Hoare annotation [2020-07-28 18:58:00,870 WARN L170 areAnnotationChecker]: L773-1 has no Hoare annotation [2020-07-28 18:58:00,870 WARN L170 areAnnotationChecker]: L773-1 has no Hoare annotation [2020-07-28 18:58:00,870 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-28 18:58:00,870 WARN L170 areAnnotationChecker]: L777-2 has no Hoare annotation [2020-07-28 18:58:00,870 WARN L170 areAnnotationChecker]: L549-6 has no Hoare annotation [2020-07-28 18:58:00,871 WARN L170 areAnnotationChecker]: L549-6 has no Hoare annotation [2020-07-28 18:58:00,871 WARN L170 areAnnotationChecker]: L799-2 has no Hoare annotation [2020-07-28 18:58:00,871 WARN L170 areAnnotationChecker]: L803 has no Hoare annotation [2020-07-28 18:58:00,871 WARN L170 areAnnotationChecker]: L901-3 has no Hoare annotation [2020-07-28 18:58:00,871 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-28 18:58:00,871 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-28 18:58:00,871 WARN L170 areAnnotationChecker]: L777-2 has no Hoare annotation [2020-07-28 18:58:00,871 WARN L170 areAnnotationChecker]: L777-2 has no Hoare annotation [2020-07-28 18:58:00,871 WARN L170 areAnnotationChecker]: L799-2 has no Hoare annotation [2020-07-28 18:58:00,871 WARN L170 areAnnotationChecker]: L799-2 has no Hoare annotation [2020-07-28 18:58:00,872 WARN L170 areAnnotationChecker]: L803 has no Hoare annotation [2020-07-28 18:58:00,872 WARN L170 areAnnotationChecker]: L803 has no Hoare annotation [2020-07-28 18:58:00,872 WARN L170 areAnnotationChecker]: L901-3 has no Hoare annotation [2020-07-28 18:58:00,872 WARN L170 areAnnotationChecker]: L901-3 has no Hoare annotation [2020-07-28 18:58:00,872 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-28 18:58:00,872 WARN L170 areAnnotationChecker]: L773-5 has no Hoare annotation [2020-07-28 18:58:00,872 WARN L170 areAnnotationChecker]: L773-5 has no Hoare annotation [2020-07-28 18:58:00,872 WARN L170 areAnnotationChecker]: L417-4 has no Hoare annotation [2020-07-28 18:58:00,872 WARN L170 areAnnotationChecker]: L773 has no Hoare annotation [2020-07-28 18:58:00,872 WARN L170 areAnnotationChecker]: L773 has no Hoare annotation [2020-07-28 18:58:00,873 WARN L170 areAnnotationChecker]: L901-5 has no Hoare annotation [2020-07-28 18:58:00,873 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-28 18:58:00,873 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-28 18:58:00,873 WARN L170 areAnnotationChecker]: L803-2 has no Hoare annotation [2020-07-28 18:58:00,873 WARN L170 areAnnotationChecker]: L901-15 has no Hoare annotation [2020-07-28 18:58:00,873 WARN L170 areAnnotationChecker]: L417-4 has no Hoare annotation [2020-07-28 18:58:00,873 WARN L170 areAnnotationChecker]: L417-4 has no Hoare annotation [2020-07-28 18:58:00,873 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-28 18:58:00,873 WARN L170 areAnnotationChecker]: L777-1 has no Hoare annotation [2020-07-28 18:58:00,874 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-28 18:58:00,874 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-28 18:58:00,874 WARN L170 areAnnotationChecker]: L803-2 has no Hoare annotation [2020-07-28 18:58:00,874 WARN L170 areAnnotationChecker]: L803-2 has no Hoare annotation [2020-07-28 18:58:00,874 WARN L170 areAnnotationChecker]: L901-15 has no Hoare annotation [2020-07-28 18:58:00,874 WARN L170 areAnnotationChecker]: L901-15 has no Hoare annotation [2020-07-28 18:58:00,874 WARN L170 areAnnotationChecker]: L421-4 has no Hoare annotation [2020-07-28 18:58:00,874 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-28 18:58:00,874 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-28 18:58:00,874 WARN L170 areAnnotationChecker]: L777-1 has no Hoare annotation [2020-07-28 18:58:00,875 WARN L170 areAnnotationChecker]: L777-1 has no Hoare annotation [2020-07-28 18:58:00,875 WARN L170 areAnnotationChecker]: L773-4 has no Hoare annotation [2020-07-28 18:58:00,875 WARN L170 areAnnotationChecker]: L773-4 has no Hoare annotation [2020-07-28 18:58:00,875 WARN L170 areAnnotationChecker]: L901-17 has no Hoare annotation [2020-07-28 18:58:00,875 WARN L170 areAnnotationChecker]: L421-4 has no Hoare annotation [2020-07-28 18:58:00,875 WARN L170 areAnnotationChecker]: L421-4 has no Hoare annotation [2020-07-28 18:58:00,875 WARN L170 areAnnotationChecker]: L901-2 has no Hoare annotation [2020-07-28 18:58:00,875 WARN L170 areAnnotationChecker]: L901-12 has no Hoare annotation [2020-07-28 18:58:00,875 WARN L170 areAnnotationChecker]: L777-5 has no Hoare annotation [2020-07-28 18:58:00,876 WARN L170 areAnnotationChecker]: L916-2 has no Hoare annotation [2020-07-28 18:58:00,876 WARN L170 areAnnotationChecker]: L916-2 has no Hoare annotation [2020-07-28 18:58:00,876 WARN L170 areAnnotationChecker]: L777 has no Hoare annotation [2020-07-28 18:58:00,877 WARN L170 areAnnotationChecker]: L901-12 has no Hoare annotation [2020-07-28 18:58:00,877 WARN L170 areAnnotationChecker]: L901-12 has no Hoare annotation [2020-07-28 18:58:00,877 WARN L170 areAnnotationChecker]: L777-5 has no Hoare annotation [2020-07-28 18:58:00,877 WARN L170 areAnnotationChecker]: L777-5 has no Hoare annotation [2020-07-28 18:58:00,877 WARN L170 areAnnotationChecker]: L777 has no Hoare annotation [2020-07-28 18:58:00,877 WARN L170 areAnnotationChecker]: L777 has no Hoare annotation [2020-07-28 18:58:00,877 WARN L170 areAnnotationChecker]: L901-14 has no Hoare annotation [2020-07-28 18:58:00,877 WARN L170 areAnnotationChecker]: L777-4 has no Hoare annotation [2020-07-28 18:58:00,877 WARN L170 areAnnotationChecker]: L777-4 has no Hoare annotation [2020-07-28 18:58:00,878 WARN L170 areAnnotationChecker]: L777-4 has no Hoare annotation [2020-07-28 18:58:00,878 INFO L163 areAnnotationChecker]: CFG has 18 edges. 18 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 18:58:00,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 06:58:00 BoogieIcfgContainer [2020-07-28 18:58:00,920 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 18:58:00,921 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 18:58:00,921 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 18:58:00,921 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 18:58:00,922 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:57:54" (3/4) ... [2020-07-28 18:58:00,926 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 18:58:00,948 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 18:58:00,949 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 18:58:00,950 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 18:58:00,951 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 18:58:00,951 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 18:58:00,952 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:58:00,953 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:58:00,987 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == methaneLevelCritical && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:00,987 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:00,987 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:00,988 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:00,988 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:00,989 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:00,989 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:00,990 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:00,992 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == splverifierCounter && tmp == systemActive) && 0 == \result) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:01,080 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 18:58:01,080 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 18:58:01,084 INFO L168 Benchmark]: Toolchain (without parser) took 8995.59 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 309.9 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -147.9 MB). Peak memory consumption was 161.9 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:01,085 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:58:01,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -155.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:01,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.38 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 18:58:01,087 INFO L168 Benchmark]: Boogie Preprocessor took 67.37 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 18:58:01,087 INFO L168 Benchmark]: RCFGBuilder took 1668.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 939.2 MB in the end (delta: 165.9 MB). Peak memory consumption was 165.9 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:01,087 INFO L168 Benchmark]: TraceAbstraction took 6248.85 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 173.0 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -179.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:58:01,088 INFO L168 Benchmark]: Witness Printer took 159.67 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:01,090 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 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 725.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -155.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 118.38 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 67.37 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 1668.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 939.2 MB in the end (delta: 165.9 MB). Peak memory consumption was 165.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6248.85 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 173.0 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -179.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 159.67 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: ((((0 == splverifierCounter && tmp == systemActive) && 0 == \result) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 410 SDtfs, 519 SDslu, 334 SDs, 0 SdLazy, 63 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s 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: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 42 PreInvPairs, 77 NumberOfFragments, 186 HoareAnnotationTreeSize, 42 FomulaSimplifications, 1171 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 367 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4976 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...