./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product32.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_product32.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 b06e5398ffe5c8f069a10044eb2db1dcb4413f82 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:58:04,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 18:58:04,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 18:58:04,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 18:58:04,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 18:58:04,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 18:58:04,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 18:58:04,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 18:58:04,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 18:58:04,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 18:58:04,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 18:58:04,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 18:58:04,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 18:58:04,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 18:58:04,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 18:58:04,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 18:58:04,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 18:58:04,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 18:58:04,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 18:58:04,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 18:58:04,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 18:58:04,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 18:58:04,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 18:58:04,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 18:58:04,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 18:58:04,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 18:58:04,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 18:58:04,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 18:58:04,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 18:58:04,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 18:58:04,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 18:58:04,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 18:58:04,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 18:58:04,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 18:58:04,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 18:58:04,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 18:58:04,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 18:58:04,736 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 18:58:04,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 18:58:04,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 18:58:04,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 18:58:04,739 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 18:58:04,757 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 18:58:04,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 18:58:04,759 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 18:58:04,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 18:58:04,759 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 18:58:04,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 18:58:04,760 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 18:58:04,760 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 18:58:04,761 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 18:58:04,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 18:58:04,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 18:58:04,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 18:58:04,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 18:58:04,762 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 18:58:04,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 18:58:04,763 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 18:58:04,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 18:58:04,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 18:58:04,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 18:58:04,764 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 18:58:04,764 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 18:58:04,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 18:58:04,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 18:58:04,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 18:58:04,765 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 18:58:04,766 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 18:58:04,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 18:58:04,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 18:58:04,766 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 18:58:04,767 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 -> b06e5398ffe5c8f069a10044eb2db1dcb4413f82 [2020-07-28 18:58:05,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 18:58:05,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 18:58:05,110 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 18:58:05,111 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 18:58:05,112 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 18:58:05,113 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c [2020-07-28 18:58:05,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24054fe6/14e3d68060e7426686aef7d78cfc1375/FLAG8a6646cc9 [2020-07-28 18:58:05,734 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 18:58:05,735 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c [2020-07-28 18:58:05,745 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24054fe6/14e3d68060e7426686aef7d78cfc1375/FLAG8a6646cc9 [2020-07-28 18:58:06,042 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24054fe6/14e3d68060e7426686aef7d78cfc1375 [2020-07-28 18:58:06,045 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 18:58:06,048 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 18:58:06,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 18:58:06,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 18:58:06,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 18:58:06,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:58:06" (1/1) ... [2020-07-28 18:58:06,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32e36648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:58:06, skipping insertion in model container [2020-07-28 18:58:06,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:58:06" (1/1) ... [2020-07-28 18:58:06,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 18:58:06,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 18:58:06,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:58:06,623 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 18:58:06,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:58:06,744 INFO L208 MainTranslator]: Completed translation [2020-07-28 18:58:06,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:58:06 WrapperNode [2020-07-28 18:58:06,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 18:58:06,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 18:58:06,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 18:58:06,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 18:58:06,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:58:06" (1/1) ... [2020-07-28 18:58:06,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:58:06" (1/1) ... [2020-07-28 18:58:06,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 18:58:06,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 18:58:06,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 18:58:06,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 18:58:06,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:58:06" (1/1) ... [2020-07-28 18:58:06,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:58:06" (1/1) ... [2020-07-28 18:58:06,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:58:06" (1/1) ... [2020-07-28 18:58:06,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:58:06" (1/1) ... [2020-07-28 18:58:06,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:58:06" (1/1) ... [2020-07-28 18:58:06,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:58:06" (1/1) ... [2020-07-28 18:58:06,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:58:06" (1/1) ... [2020-07-28 18:58:06,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 18:58:06,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 18:58:06,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 18:58:06,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 18:58:06,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:58:06" (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 18:58:06,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 18:58:06,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 18:58:06,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 18:58:06,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 18:58:08,562 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 18:58:08,563 INFO L295 CfgBuilder]: Removed 162 assume(true) statements. [2020-07-28 18:58:08,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:58:08 BoogieIcfgContainer [2020-07-28 18:58:08,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 18:58:08,571 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 18:58:08,571 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 18:58:08,575 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 18:58:08,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 06:58:06" (1/3) ... [2020-07-28 18:58:08,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@101fbfed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:58:08, skipping insertion in model container [2020-07-28 18:58:08,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:58:06" (2/3) ... [2020-07-28 18:58:08,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@101fbfed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:58:08, skipping insertion in model container [2020-07-28 18:58:08,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:58:08" (3/3) ... [2020-07-28 18:58:08,580 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product32.cil.c [2020-07-28 18:58:08,591 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 18:58:08,600 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 18:58:08,616 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 18:58:08,643 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 18:58:08,643 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 18:58:08,644 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 18:58:08,644 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 18:58:08,645 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 18:58:08,645 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 18:58:08,645 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 18:58:08,646 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 18:58:08,666 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2020-07-28 18:58:08,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-07-28 18:58:08,674 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:08,676 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:58:08,676 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:08,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:08,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1528758621, now seen corresponding path program 1 times [2020-07-28 18:58:08,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:08,694 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531842406] [2020-07-28 18:58:08,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:08,983 INFO L280 TraceCheckUtils]: 0: Hoare triple {110#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(13);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(80, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(117, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(109, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(112, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(110, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {110#true} is VALID [2020-07-28 18:58:08,984 INFO L280 TraceCheckUtils]: 1: Hoare triple {110#true} havoc main_#res;havoc main_#t~ret73, main_~retValue_acc~11, main_~tmp~9;havoc main_~retValue_acc~11;havoc main_~tmp~9; {110#true} is VALID [2020-07-28 18:58:08,985 INFO L280 TraceCheckUtils]: 2: Hoare triple {110#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; {110#true} is VALID [2020-07-28 18:58:08,985 INFO L280 TraceCheckUtils]: 3: Hoare triple {110#true} main_#t~ret73 := valid_product_#res;assume -2147483648 <= main_#t~ret73 && main_#t~ret73 <= 2147483647;main_~tmp~9 := main_#t~ret73;havoc main_#t~ret73; {110#true} is VALID [2020-07-28 18:58:08,986 INFO L280 TraceCheckUtils]: 4: Hoare triple {110#true} assume 0 != main_~tmp~9; {110#true} is VALID [2020-07-28 18:58:08,987 INFO L280 TraceCheckUtils]: 5: Hoare triple {110#true} havoc test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {110#true} is VALID [2020-07-28 18:58:08,988 INFO L280 TraceCheckUtils]: 6: Hoare triple {110#true} assume !true; {111#false} is VALID [2020-07-28 18:58:08,989 INFO L280 TraceCheckUtils]: 7: Hoare triple {111#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {111#false} is VALID [2020-07-28 18:58:08,989 INFO L280 TraceCheckUtils]: 8: Hoare triple {111#false} assume !(0 != ~pumpRunning~0); {111#false} is VALID [2020-07-28 18:58:08,990 INFO L280 TraceCheckUtils]: 9: Hoare triple {111#false} assume !(0 != ~systemActive~0); {111#false} is VALID [2020-07-28 18:58:08,990 INFO L280 TraceCheckUtils]: 10: Hoare triple {111#false} havoc __utac_acc__Specification1_spec__1_#t~ret46, __utac_acc__Specification1_spec__1_#t~ret47, __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~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {111#false} is VALID [2020-07-28 18:58:08,990 INFO L280 TraceCheckUtils]: 11: Hoare triple {111#false} __utac_acc__Specification1_spec__1_#t~ret46 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret46 && __utac_acc__Specification1_spec__1_#t~ret46 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret46;havoc __utac_acc__Specification1_spec__1_#t~ret46; {111#false} is VALID [2020-07-28 18:58:08,991 INFO L280 TraceCheckUtils]: 12: Hoare triple {111#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~9;havoc isPumpRunning_~retValue_acc~9;isPumpRunning_~retValue_acc~9 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~9; {111#false} is VALID [2020-07-28 18:58:08,992 INFO L280 TraceCheckUtils]: 13: Hoare triple {111#false} __utac_acc__Specification1_spec__1_#t~ret47 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret47 && __utac_acc__Specification1_spec__1_#t~ret47 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret47;havoc __utac_acc__Specification1_spec__1_#t~ret47; {111#false} is VALID [2020-07-28 18:58:08,992 INFO L280 TraceCheckUtils]: 14: Hoare triple {111#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {111#false} is VALID [2020-07-28 18:58:08,992 INFO L280 TraceCheckUtils]: 15: Hoare triple {111#false} assume !false; {111#false} is VALID [2020-07-28 18:58:08,996 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 18:58:08,997 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531842406] [2020-07-28 18:58:08,999 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:08,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 18:58:09,000 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239140845] [2020-07-28 18:58:09,007 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-07-28 18:58:09,009 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:09,013 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 18:58:09,051 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 18:58:09,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 18:58:09,052 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:09,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 18:58:09,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:58:09,065 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2020-07-28 18:58:09,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:09,561 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2020-07-28 18:58:09,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 18:58:09,562 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-07-28 18:58:09,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:09,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:58:09,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 311 transitions. [2020-07-28 18:58:09,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:58:09,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 311 transitions. [2020-07-28 18:58:09,592 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 311 transitions. [2020-07-28 18:58:10,037 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 311 edges. 311 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:10,067 INFO L225 Difference]: With dead ends: 208 [2020-07-28 18:58:10,067 INFO L226 Difference]: Without dead ends: 103 [2020-07-28 18:58:10,074 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 18:58:10,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-07-28 18:58:10,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-07-28 18:58:10,149 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:10,150 INFO L82 GeneralOperation]: Start isEquivalent. First operand 103 states. Second operand 103 states. [2020-07-28 18:58:10,150 INFO L74 IsIncluded]: Start isIncluded. First operand 103 states. Second operand 103 states. [2020-07-28 18:58:10,151 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 103 states. [2020-07-28 18:58:10,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:10,172 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2020-07-28 18:58:10,173 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2020-07-28 18:58:10,176 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:10,177 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:10,177 INFO L74 IsIncluded]: Start isIncluded. First operand 103 states. Second operand 103 states. [2020-07-28 18:58:10,177 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 103 states. [2020-07-28 18:58:10,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:10,192 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2020-07-28 18:58:10,193 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2020-07-28 18:58:10,198 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:10,199 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:10,200 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:10,200 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:10,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-07-28 18:58:10,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2020-07-28 18:58:10,217 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2020-07-28 18:58:10,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:10,217 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2020-07-28 18:58:10,218 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 18:58:10,218 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2020-07-28 18:58:10,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-07-28 18:58:10,220 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:10,220 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 18:58:10,221 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 18:58:10,222 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:10,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:10,222 INFO L82 PathProgramCache]: Analyzing trace with hash 512126731, now seen corresponding path program 1 times [2020-07-28 18:58:10,224 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:10,224 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898117140] [2020-07-28 18:58:10,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:10,412 INFO L280 TraceCheckUtils]: 0: Hoare triple {758#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(13);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(80, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(117, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(109, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(112, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(110, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {758#true} is VALID [2020-07-28 18:58:10,412 INFO L280 TraceCheckUtils]: 1: Hoare triple {758#true} havoc main_#res;havoc main_#t~ret73, main_~retValue_acc~11, main_~tmp~9;havoc main_~retValue_acc~11;havoc main_~tmp~9; {758#true} is VALID [2020-07-28 18:58:10,412 INFO L280 TraceCheckUtils]: 2: Hoare triple {758#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; {758#true} is VALID [2020-07-28 18:58:10,413 INFO L280 TraceCheckUtils]: 3: Hoare triple {758#true} main_#t~ret73 := valid_product_#res;assume -2147483648 <= main_#t~ret73 && main_#t~ret73 <= 2147483647;main_~tmp~9 := main_#t~ret73;havoc main_#t~ret73; {758#true} is VALID [2020-07-28 18:58:10,413 INFO L280 TraceCheckUtils]: 4: Hoare triple {758#true} assume 0 != main_~tmp~9; {758#true} is VALID [2020-07-28 18:58:10,415 INFO L280 TraceCheckUtils]: 5: Hoare triple {758#true} havoc test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {760#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:58:10,421 INFO L280 TraceCheckUtils]: 6: Hoare triple {760#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {760#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:58:10,422 INFO L280 TraceCheckUtils]: 7: Hoare triple {760#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {759#false} is VALID [2020-07-28 18:58:10,423 INFO L280 TraceCheckUtils]: 8: Hoare triple {759#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {759#false} is VALID [2020-07-28 18:58:10,423 INFO L280 TraceCheckUtils]: 9: Hoare triple {759#false} assume !(0 != ~pumpRunning~0); {759#false} is VALID [2020-07-28 18:58:10,423 INFO L280 TraceCheckUtils]: 10: Hoare triple {759#false} assume !(0 != ~systemActive~0); {759#false} is VALID [2020-07-28 18:58:10,424 INFO L280 TraceCheckUtils]: 11: Hoare triple {759#false} havoc __utac_acc__Specification1_spec__1_#t~ret46, __utac_acc__Specification1_spec__1_#t~ret47, __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~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {759#false} is VALID [2020-07-28 18:58:10,424 INFO L280 TraceCheckUtils]: 12: Hoare triple {759#false} __utac_acc__Specification1_spec__1_#t~ret46 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret46 && __utac_acc__Specification1_spec__1_#t~ret46 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret46;havoc __utac_acc__Specification1_spec__1_#t~ret46; {759#false} is VALID [2020-07-28 18:58:10,424 INFO L280 TraceCheckUtils]: 13: Hoare triple {759#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~9;havoc isPumpRunning_~retValue_acc~9;isPumpRunning_~retValue_acc~9 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~9; {759#false} is VALID [2020-07-28 18:58:10,425 INFO L280 TraceCheckUtils]: 14: Hoare triple {759#false} __utac_acc__Specification1_spec__1_#t~ret47 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret47 && __utac_acc__Specification1_spec__1_#t~ret47 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret47;havoc __utac_acc__Specification1_spec__1_#t~ret47; {759#false} is VALID [2020-07-28 18:58:10,425 INFO L280 TraceCheckUtils]: 15: Hoare triple {759#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {759#false} is VALID [2020-07-28 18:58:10,425 INFO L280 TraceCheckUtils]: 16: Hoare triple {759#false} assume !false; {759#false} is VALID [2020-07-28 18:58:10,427 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 18:58:10,427 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898117140] [2020-07-28 18:58:10,428 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:10,428 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 18:58:10,428 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309225843] [2020-07-28 18:58:10,430 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-28 18:58:10,430 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:10,430 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:58:10,455 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 18:58:10,455 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:58:10,455 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:10,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:58:10,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:58:10,456 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 3 states. [2020-07-28 18:58:10,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:10,675 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2020-07-28 18:58:10,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:58:10,675 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-28 18:58:10,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:10,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:58:10,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 147 transitions. [2020-07-28 18:58:10,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:58:10,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 147 transitions. [2020-07-28 18:58:10,680 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 147 transitions. [2020-07-28 18:58:10,850 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 147 edges. 147 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:10,852 INFO L225 Difference]: With dead ends: 103 [2020-07-28 18:58:10,852 INFO L226 Difference]: Without dead ends: 45 [2020-07-28 18:58:10,853 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 18:58:10,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-07-28 18:58:10,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-07-28 18:58:10,876 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:10,876 INFO L82 GeneralOperation]: Start isEquivalent. First operand 45 states. Second operand 45 states. [2020-07-28 18:58:10,876 INFO L74 IsIncluded]: Start isIncluded. First operand 45 states. Second operand 45 states. [2020-07-28 18:58:10,877 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 45 states. [2020-07-28 18:58:10,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:10,879 INFO L93 Difference]: Finished difference Result 45 states and 64 transitions. [2020-07-28 18:58:10,879 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2020-07-28 18:58:10,879 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:10,880 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:10,880 INFO L74 IsIncluded]: Start isIncluded. First operand 45 states. Second operand 45 states. [2020-07-28 18:58:10,880 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 45 states. [2020-07-28 18:58:10,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:10,882 INFO L93 Difference]: Finished difference Result 45 states and 64 transitions. [2020-07-28 18:58:10,882 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2020-07-28 18:58:10,883 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:10,883 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:10,883 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:10,883 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:10,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-07-28 18:58:10,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2020-07-28 18:58:10,886 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2020-07-28 18:58:10,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:10,886 INFO L479 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2020-07-28 18:58:10,886 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:58:10,886 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2020-07-28 18:58:10,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-07-28 18:58:10,887 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:10,887 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 18:58:10,887 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 18:58:10,888 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:10,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:10,888 INFO L82 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2020-07-28 18:58:10,888 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:10,889 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062250920] [2020-07-28 18:58:10,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:10,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:11,029 INFO L280 TraceCheckUtils]: 0: Hoare triple {1061#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(13);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(80, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(117, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(109, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(112, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(110, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1061#true} is VALID [2020-07-28 18:58:11,030 INFO L280 TraceCheckUtils]: 1: Hoare triple {1061#true} havoc main_#res;havoc main_#t~ret73, main_~retValue_acc~11, main_~tmp~9;havoc main_~retValue_acc~11;havoc main_~tmp~9; {1061#true} is VALID [2020-07-28 18:58:11,030 INFO L280 TraceCheckUtils]: 2: Hoare triple {1061#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; {1061#true} is VALID [2020-07-28 18:58:11,030 INFO L280 TraceCheckUtils]: 3: Hoare triple {1061#true} main_#t~ret73 := valid_product_#res;assume -2147483648 <= main_#t~ret73 && main_#t~ret73 <= 2147483647;main_~tmp~9 := main_#t~ret73;havoc main_#t~ret73; {1061#true} is VALID [2020-07-28 18:58:11,031 INFO L280 TraceCheckUtils]: 4: Hoare triple {1061#true} assume 0 != main_~tmp~9; {1061#true} is VALID [2020-07-28 18:58:11,031 INFO L280 TraceCheckUtils]: 5: Hoare triple {1061#true} havoc test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1061#true} is VALID [2020-07-28 18:58:11,031 INFO L280 TraceCheckUtils]: 6: Hoare triple {1061#true} assume !false; {1061#true} is VALID [2020-07-28 18:58:11,032 INFO L280 TraceCheckUtils]: 7: Hoare triple {1061#true} assume test_~splverifierCounter~0 < 4; {1061#true} is VALID [2020-07-28 18:58:11,032 INFO L280 TraceCheckUtils]: 8: Hoare triple {1061#true} assume -2147483648 <= test_#t~nondet48 && test_#t~nondet48 <= 2147483647;test_~tmp~4 := test_#t~nondet48;havoc test_#t~nondet48; {1061#true} is VALID [2020-07-28 18:58:11,032 INFO L280 TraceCheckUtils]: 9: Hoare triple {1061#true} assume !(0 != test_~tmp~4); {1061#true} is VALID [2020-07-28 18:58:11,033 INFO L280 TraceCheckUtils]: 10: Hoare triple {1061#true} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp___0~1 := test_#t~nondet49;havoc test_#t~nondet49; {1061#true} is VALID [2020-07-28 18:58:11,033 INFO L280 TraceCheckUtils]: 11: Hoare triple {1061#true} assume !(0 != test_~tmp___0~1); {1061#true} is VALID [2020-07-28 18:58:11,033 INFO L280 TraceCheckUtils]: 12: Hoare triple {1061#true} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___2~0 := test_#t~nondet50;havoc test_#t~nondet50; {1061#true} is VALID [2020-07-28 18:58:11,036 INFO L280 TraceCheckUtils]: 13: Hoare triple {1061#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {1063#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:58:11,036 INFO L280 TraceCheckUtils]: 14: Hoare triple {1063#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {1063#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:58:11,037 INFO L280 TraceCheckUtils]: 15: Hoare triple {1063#(= 1 ~systemActive~0)} assume !(0 != ~systemActive~0); {1062#false} is VALID [2020-07-28 18:58:11,037 INFO L280 TraceCheckUtils]: 16: Hoare triple {1062#false} havoc __utac_acc__Specification1_spec__1_#t~ret46, __utac_acc__Specification1_spec__1_#t~ret47, __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~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {1062#false} is VALID [2020-07-28 18:58:11,037 INFO L280 TraceCheckUtils]: 17: Hoare triple {1062#false} __utac_acc__Specification1_spec__1_#t~ret46 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret46 && __utac_acc__Specification1_spec__1_#t~ret46 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret46;havoc __utac_acc__Specification1_spec__1_#t~ret46; {1062#false} is VALID [2020-07-28 18:58:11,038 INFO L280 TraceCheckUtils]: 18: Hoare triple {1062#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~9;havoc isPumpRunning_~retValue_acc~9;isPumpRunning_~retValue_acc~9 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~9; {1062#false} is VALID [2020-07-28 18:58:11,038 INFO L280 TraceCheckUtils]: 19: Hoare triple {1062#false} __utac_acc__Specification1_spec__1_#t~ret47 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret47 && __utac_acc__Specification1_spec__1_#t~ret47 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret47;havoc __utac_acc__Specification1_spec__1_#t~ret47; {1062#false} is VALID [2020-07-28 18:58:11,038 INFO L280 TraceCheckUtils]: 20: Hoare triple {1062#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {1062#false} is VALID [2020-07-28 18:58:11,040 INFO L280 TraceCheckUtils]: 21: Hoare triple {1062#false} assume !false; {1062#false} is VALID [2020-07-28 18:58:11,041 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 18:58:11,042 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062250920] [2020-07-28 18:58:11,042 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:11,044 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 18:58:11,045 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793616262] [2020-07-28 18:58:11,045 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-07-28 18:58:11,045 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:11,045 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:58:11,082 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 18:58:11,082 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:58:11,082 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:11,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:58:11,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:58:11,083 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 3 states. [2020-07-28 18:58:11,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:11,377 INFO L93 Difference]: Finished difference Result 123 states and 180 transitions. [2020-07-28 18:58:11,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:58:11,377 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-07-28 18:58:11,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:11,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:58:11,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 180 transitions. [2020-07-28 18:58:11,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:58:11,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 180 transitions. [2020-07-28 18:58:11,383 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 180 transitions. [2020-07-28 18:58:11,597 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 180 edges. 180 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:11,602 INFO L225 Difference]: With dead ends: 123 [2020-07-28 18:58:11,602 INFO L226 Difference]: Without dead ends: 84 [2020-07-28 18:58:11,603 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 18:58:11,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-07-28 18:58:11,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 80. [2020-07-28 18:58:11,671 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:11,671 INFO L82 GeneralOperation]: Start isEquivalent. First operand 84 states. Second operand 80 states. [2020-07-28 18:58:11,672 INFO L74 IsIncluded]: Start isIncluded. First operand 84 states. Second operand 80 states. [2020-07-28 18:58:11,672 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 80 states. [2020-07-28 18:58:11,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:11,676 INFO L93 Difference]: Finished difference Result 84 states and 121 transitions. [2020-07-28 18:58:11,676 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2020-07-28 18:58:11,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:11,677 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:11,677 INFO L74 IsIncluded]: Start isIncluded. First operand 80 states. Second operand 84 states. [2020-07-28 18:58:11,677 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 84 states. [2020-07-28 18:58:11,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:11,681 INFO L93 Difference]: Finished difference Result 84 states and 121 transitions. [2020-07-28 18:58:11,681 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2020-07-28 18:58:11,682 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:11,682 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:11,682 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:11,682 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:11,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2020-07-28 18:58:11,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 117 transitions. [2020-07-28 18:58:11,685 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 117 transitions. Word has length 22 [2020-07-28 18:58:11,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:11,686 INFO L479 AbstractCegarLoop]: Abstraction has 80 states and 117 transitions. [2020-07-28 18:58:11,686 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:58:11,686 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2020-07-28 18:58:11,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-07-28 18:58:11,687 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:11,687 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 18:58:11,687 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 18:58:11,687 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:11,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:11,688 INFO L82 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2020-07-28 18:58:11,688 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:11,688 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054178902] [2020-07-28 18:58:11,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:11,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:11,774 INFO L280 TraceCheckUtils]: 0: Hoare triple {1517#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(13);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(80, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(117, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(109, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(112, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(110, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,775 INFO L280 TraceCheckUtils]: 1: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} havoc main_#res;havoc main_#t~ret73, main_~retValue_acc~11, main_~tmp~9;havoc main_~retValue_acc~11;havoc main_~tmp~9; {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,776 INFO L280 TraceCheckUtils]: 2: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,776 INFO L280 TraceCheckUtils]: 3: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} main_#t~ret73 := valid_product_#res;assume -2147483648 <= main_#t~ret73 && main_#t~ret73 <= 2147483647;main_~tmp~9 := main_#t~ret73;havoc main_#t~ret73; {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,777 INFO L280 TraceCheckUtils]: 4: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} assume 0 != main_~tmp~9; {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,777 INFO L280 TraceCheckUtils]: 5: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} havoc test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,779 INFO L280 TraceCheckUtils]: 6: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} assume !false; {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,785 INFO L280 TraceCheckUtils]: 7: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} assume test_~splverifierCounter~0 < 4; {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,787 INFO L280 TraceCheckUtils]: 8: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet48 && test_#t~nondet48 <= 2147483647;test_~tmp~4 := test_#t~nondet48;havoc test_#t~nondet48; {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,787 INFO L280 TraceCheckUtils]: 9: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp~4); {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,788 INFO L280 TraceCheckUtils]: 10: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp___0~1 := test_#t~nondet49;havoc test_#t~nondet49; {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,789 INFO L280 TraceCheckUtils]: 11: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp___0~1); {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,790 INFO L280 TraceCheckUtils]: 12: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___2~0 := test_#t~nondet50;havoc test_#t~nondet50; {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,790 INFO L280 TraceCheckUtils]: 13: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,791 INFO L280 TraceCheckUtils]: 14: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,792 INFO L280 TraceCheckUtils]: 15: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret53, processEnvironment_~tmp~6;havoc processEnvironment_~tmp~6; {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,793 INFO L280 TraceCheckUtils]: 16: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret52, processEnvironment__wrappee__methaneQuery_~tmp~5;havoc processEnvironment__wrappee__methaneQuery_~tmp~5; {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,794 INFO L280 TraceCheckUtils]: 17: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {1519#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:11,795 INFO L280 TraceCheckUtils]: 18: Hoare triple {1519#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification1_spec__1_#t~ret46, __utac_acc__Specification1_spec__1_#t~ret47, __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~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {1520#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 18:58:11,796 INFO L280 TraceCheckUtils]: 19: Hoare triple {1520#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} __utac_acc__Specification1_spec__1_#t~ret46 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret46 && __utac_acc__Specification1_spec__1_#t~ret46 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret46;havoc __utac_acc__Specification1_spec__1_#t~ret46; {1521#(= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~3 0)} is VALID [2020-07-28 18:58:11,797 INFO L280 TraceCheckUtils]: 20: Hoare triple {1521#(= 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~9;havoc isPumpRunning_~retValue_acc~9;isPumpRunning_~retValue_acc~9 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~9; {1518#false} is VALID [2020-07-28 18:58:11,797 INFO L280 TraceCheckUtils]: 21: Hoare triple {1518#false} __utac_acc__Specification1_spec__1_#t~ret47 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret47 && __utac_acc__Specification1_spec__1_#t~ret47 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret47;havoc __utac_acc__Specification1_spec__1_#t~ret47; {1518#false} is VALID [2020-07-28 18:58:11,797 INFO L280 TraceCheckUtils]: 22: Hoare triple {1518#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {1518#false} is VALID [2020-07-28 18:58:11,797 INFO L280 TraceCheckUtils]: 23: Hoare triple {1518#false} assume !false; {1518#false} is VALID [2020-07-28 18:58:11,799 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 18:58:11,799 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054178902] [2020-07-28 18:58:11,800 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:11,800 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:58:11,800 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793073454] [2020-07-28 18:58:11,801 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-07-28 18:58:11,801 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:11,801 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:58:11,833 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 18:58:11,834 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:58:11,834 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:11,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:58:11,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:58:11,835 INFO L87 Difference]: Start difference. First operand 80 states and 117 transitions. Second operand 5 states. [2020-07-28 18:58:12,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:12,768 INFO L93 Difference]: Finished difference Result 404 states and 614 transitions. [2020-07-28 18:58:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 18:58:12,769 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-07-28 18:58:12,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:12,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:12,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 331 transitions. [2020-07-28 18:58:12,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:12,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 331 transitions. [2020-07-28 18:58:12,777 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 331 transitions. [2020-07-28 18:58:13,222 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 331 edges. 331 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:13,235 INFO L225 Difference]: With dead ends: 404 [2020-07-28 18:58:13,235 INFO L226 Difference]: Without dead ends: 330 [2020-07-28 18:58:13,239 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 18:58:13,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2020-07-28 18:58:13,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 148. [2020-07-28 18:58:13,443 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:13,443 INFO L82 GeneralOperation]: Start isEquivalent. First operand 330 states. Second operand 148 states. [2020-07-28 18:58:13,443 INFO L74 IsIncluded]: Start isIncluded. First operand 330 states. Second operand 148 states. [2020-07-28 18:58:13,444 INFO L87 Difference]: Start difference. First operand 330 states. Second operand 148 states. [2020-07-28 18:58:13,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:13,463 INFO L93 Difference]: Finished difference Result 330 states and 498 transitions. [2020-07-28 18:58:13,463 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 498 transitions. [2020-07-28 18:58:13,464 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:13,464 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:13,464 INFO L74 IsIncluded]: Start isIncluded. First operand 148 states. Second operand 330 states. [2020-07-28 18:58:13,464 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 330 states. [2020-07-28 18:58:13,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:13,479 INFO L93 Difference]: Finished difference Result 330 states and 498 transitions. [2020-07-28 18:58:13,479 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 498 transitions. [2020-07-28 18:58:13,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:13,480 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:13,481 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:13,481 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:13,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2020-07-28 18:58:13,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 217 transitions. [2020-07-28 18:58:13,486 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 217 transitions. Word has length 24 [2020-07-28 18:58:13,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:13,487 INFO L479 AbstractCegarLoop]: Abstraction has 148 states and 217 transitions. [2020-07-28 18:58:13,487 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:58:13,487 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2020-07-28 18:58:13,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-28 18:58:13,488 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:13,488 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 18:58:13,488 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 18:58:13,489 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:13,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:13,489 INFO L82 PathProgramCache]: Analyzing trace with hash -235423010, now seen corresponding path program 1 times [2020-07-28 18:58:13,489 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:13,490 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797183749] [2020-07-28 18:58:13,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:13,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:13,593 INFO L280 TraceCheckUtils]: 0: Hoare triple {2967#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(13);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(80, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(117, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(109, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(112, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(110, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(102, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,594 INFO L280 TraceCheckUtils]: 1: Hoare triple {2969#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret73, main_~retValue_acc~11, main_~tmp~9;havoc main_~retValue_acc~11;havoc main_~tmp~9; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,595 INFO L280 TraceCheckUtils]: 2: Hoare triple {2969#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,596 INFO L280 TraceCheckUtils]: 3: Hoare triple {2969#(= 0 ~pumpRunning~0)} main_#t~ret73 := valid_product_#res;assume -2147483648 <= main_#t~ret73 && main_#t~ret73 <= 2147483647;main_~tmp~9 := main_#t~ret73;havoc main_#t~ret73; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,596 INFO L280 TraceCheckUtils]: 4: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~9; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,597 INFO L280 TraceCheckUtils]: 5: Hoare triple {2969#(= 0 ~pumpRunning~0)} havoc test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,597 INFO L280 TraceCheckUtils]: 6: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume !false; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,598 INFO L280 TraceCheckUtils]: 7: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,598 INFO L280 TraceCheckUtils]: 8: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet48 && test_#t~nondet48 <= 2147483647;test_~tmp~4 := test_#t~nondet48;havoc test_#t~nondet48; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,599 INFO L280 TraceCheckUtils]: 9: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~4); {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,599 INFO L280 TraceCheckUtils]: 10: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp___0~1 := test_#t~nondet49;havoc test_#t~nondet49; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,600 INFO L280 TraceCheckUtils]: 11: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___0~1; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,601 INFO L280 TraceCheckUtils]: 12: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,601 INFO L280 TraceCheckUtils]: 13: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___2~0 := test_#t~nondet50;havoc test_#t~nondet50; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,602 INFO L280 TraceCheckUtils]: 14: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,602 INFO L280 TraceCheckUtils]: 15: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,603 INFO L280 TraceCheckUtils]: 16: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret53, processEnvironment_~tmp~6;havoc processEnvironment_~tmp~6; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,604 INFO L280 TraceCheckUtils]: 17: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret52, processEnvironment__wrappee__methaneQuery_~tmp~5;havoc processEnvironment__wrappee__methaneQuery_~tmp~5; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,604 INFO L280 TraceCheckUtils]: 18: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,605 INFO L280 TraceCheckUtils]: 19: Hoare triple {2969#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification1_spec__1_#t~ret46, __utac_acc__Specification1_spec__1_#t~ret47, __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~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,605 INFO L280 TraceCheckUtils]: 20: Hoare triple {2969#(= 0 ~pumpRunning~0)} __utac_acc__Specification1_spec__1_#t~ret46 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret46 && __utac_acc__Specification1_spec__1_#t~ret46 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret46;havoc __utac_acc__Specification1_spec__1_#t~ret46; {2969#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:13,606 INFO L280 TraceCheckUtils]: 21: Hoare triple {2969#(= 0 ~pumpRunning~0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~9;havoc isPumpRunning_~retValue_acc~9;isPumpRunning_~retValue_acc~9 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~9; {2970#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 18:58:13,607 INFO L280 TraceCheckUtils]: 22: Hoare triple {2970#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification1_spec__1_#t~ret47 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret47 && __utac_acc__Specification1_spec__1_#t~ret47 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret47;havoc __utac_acc__Specification1_spec__1_#t~ret47; {2971#(= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp___0~0)} is VALID [2020-07-28 18:58:13,607 INFO L280 TraceCheckUtils]: 23: Hoare triple {2971#(= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp___0~0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {2968#false} is VALID [2020-07-28 18:58:13,607 INFO L280 TraceCheckUtils]: 24: Hoare triple {2968#false} assume !false; {2968#false} is VALID [2020-07-28 18:58:13,609 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 18:58:13,609 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797183749] [2020-07-28 18:58:13,609 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:13,609 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:58:13,610 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974619645] [2020-07-28 18:58:13,610 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 18:58:13,610 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:13,611 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:58:13,640 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 18:58:13,640 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:58:13,641 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:13,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:58:13,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:58:13,641 INFO L87 Difference]: Start difference. First operand 148 states and 217 transitions. Second operand 5 states. [2020-07-28 18:58:14,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:14,412 INFO L93 Difference]: Finished difference Result 356 states and 539 transitions. [2020-07-28 18:58:14,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 18:58:14,412 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 18:58:14,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:14,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:14,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 160 transitions. [2020-07-28 18:58:14,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:14,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 160 transitions. [2020-07-28 18:58:14,420 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 160 transitions. [2020-07-28 18:58:14,605 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 160 edges. 160 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:14,606 INFO L225 Difference]: With dead ends: 356 [2020-07-28 18:58:14,606 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 18:58:14,608 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 18:58:14,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 18:58:14,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 18:58:14,614 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:14,615 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:14,615 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:14,615 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:14,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:14,616 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:58:14,616 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:14,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:14,616 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:14,616 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:14,617 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:14,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:14,617 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:58:14,619 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:14,620 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:14,620 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:14,620 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:14,620 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:14,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 18:58:14,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 18:58:14,621 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-07-28 18:58:14,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:14,621 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 18:58:14,623 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:58:14,623 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:14,623 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:14,624 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 18:58:14,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 18:58:14,937 INFO L268 CegarLoopResult]: For program point L828(lines 828 832) no Hoare annotation was computed. [2020-07-28 18:58:14,938 INFO L268 CegarLoopResult]: For program point L828-2(lines 828 832) no Hoare annotation was computed. [2020-07-28 18:58:14,938 INFO L268 CegarLoopResult]: For program point L828-3(lines 828 832) no Hoare annotation was computed. [2020-07-28 18:58:14,938 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 866) no Hoare annotation was computed. [2020-07-28 18:58:14,938 INFO L268 CegarLoopResult]: For program point L828-5(lines 828 832) no Hoare annotation was computed. [2020-07-28 18:58:14,939 INFO L268 CegarLoopResult]: For program point L828-6(lines 828 832) no Hoare annotation was computed. [2020-07-28 18:58:14,939 INFO L268 CegarLoopResult]: For program point L828-8(lines 828 832) no Hoare annotation was computed. [2020-07-28 18:58:14,939 INFO L268 CegarLoopResult]: For program point L828-9(lines 828 832) no Hoare annotation was computed. [2020-07-28 18:58:14,940 INFO L268 CegarLoopResult]: For program point L828-11(lines 828 832) no Hoare annotation was computed. [2020-07-28 18:58:14,940 INFO L268 CegarLoopResult]: For program point L828-12(lines 828 832) no Hoare annotation was computed. [2020-07-28 18:58:14,940 INFO L268 CegarLoopResult]: For program point L828-14(lines 828 832) no Hoare annotation was computed. [2020-07-28 18:58:14,940 INFO L268 CegarLoopResult]: For program point L828-15(lines 828 832) no Hoare annotation was computed. [2020-07-28 18:58:14,940 INFO L268 CegarLoopResult]: For program point L828-17(lines 828 832) no Hoare annotation was computed. [2020-07-28 18:58:14,940 INFO L271 CegarLoopResult]: At program point L962(lines 943 965) the Hoare annotation is: true [2020-07-28 18:58:14,940 INFO L264 CegarLoopResult]: At program point L632(lines 581 633) the Hoare annotation is: false [2020-07-28 18:58:14,941 INFO L264 CegarLoopResult]: At program point L930(lines 926 932) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:14,941 INFO L264 CegarLoopResult]: At program point L535(lines 530 538) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:14,941 INFO L268 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-07-28 18:58:14,941 INFO L268 CegarLoopResult]: For program point L866-1(line 866) no Hoare annotation was computed. [2020-07-28 18:58:14,941 INFO L268 CegarLoopResult]: For program point L866-2(line 866) no Hoare annotation was computed. [2020-07-28 18:58:14,941 INFO L268 CegarLoopResult]: For program point L602(lines 602 608) no Hoare annotation was computed. [2020-07-28 18:58:14,941 INFO L264 CegarLoopResult]: At program point L602-1(lines 602 608) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) [2020-07-28 18:58:14,941 INFO L264 CegarLoopResult]: At program point L834(lines 819 837) the Hoare annotation is: false [2020-07-28 18:58:14,944 INFO L264 CegarLoopResult]: At program point L834-1(lines 819 837) the Hoare annotation is: false [2020-07-28 18:58:14,944 INFO L264 CegarLoopResult]: At program point L834-2(lines 819 837) the Hoare annotation is: false [2020-07-28 18:58:14,944 INFO L264 CegarLoopResult]: At program point L834-3(lines 819 837) the Hoare annotation is: false [2020-07-28 18:58:14,944 INFO L264 CegarLoopResult]: At program point L834-4(lines 819 837) the Hoare annotation is: false [2020-07-28 18:58:14,944 INFO L264 CegarLoopResult]: At program point L834-5(lines 819 837) the Hoare annotation is: false [2020-07-28 18:58:14,944 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 866) no Hoare annotation was computed. [2020-07-28 18:58:14,944 INFO L264 CegarLoopResult]: At program point L770(lines 763 773) the Hoare annotation is: false [2020-07-28 18:58:14,945 INFO L264 CegarLoopResult]: At program point L770-1(lines 763 773) the Hoare annotation is: false [2020-07-28 18:58:14,945 INFO L264 CegarLoopResult]: At program point L770-2(lines 763 773) the Hoare annotation is: false [2020-07-28 18:58:14,945 INFO L268 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2020-07-28 18:58:14,945 INFO L268 CegarLoopResult]: For program point L709(lines 709 726) no Hoare annotation was computed. [2020-07-28 18:58:14,945 INFO L268 CegarLoopResult]: For program point L709-1(lines 709 726) no Hoare annotation was computed. [2020-07-28 18:58:14,945 INFO L268 CegarLoopResult]: For program point L709-2(lines 709 726) no Hoare annotation was computed. [2020-07-28 18:58:14,945 INFO L268 CegarLoopResult]: For program point L842(lines 842 848) no Hoare annotation was computed. [2020-07-28 18:58:14,945 INFO L264 CegarLoopResult]: At program point L842-1(lines 842 848) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) [2020-07-28 18:58:14,945 INFO L268 CegarLoopResult]: For program point L612(lines 612 627) no Hoare annotation was computed. [2020-07-28 18:58:14,946 INFO L264 CegarLoopResult]: At program point L779(lines 774 782) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0)) [2020-07-28 18:58:14,946 INFO L264 CegarLoopResult]: At program point L779-1(lines 774 782) the Hoare annotation is: false [2020-07-28 18:58:14,946 INFO L268 CegarLoopResult]: For program point L713(lines 713 721) no Hoare annotation was computed. [2020-07-28 18:58:14,946 INFO L264 CegarLoopResult]: At program point L779-2(lines 774 782) the Hoare annotation is: false [2020-07-28 18:58:14,946 INFO L268 CegarLoopResult]: For program point L713-1(lines 713 721) no Hoare annotation was computed. [2020-07-28 18:58:14,946 INFO L268 CegarLoopResult]: For program point L713-2(lines 713 721) no Hoare annotation was computed. [2020-07-28 18:58:14,946 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 18:58:14,946 INFO L268 CegarLoopResult]: For program point L583(lines 582 631) no Hoare annotation was computed. [2020-07-28 18:58:14,947 INFO L268 CegarLoopResult]: For program point L550(lines 550 563) no Hoare annotation was computed. [2020-07-28 18:58:14,947 INFO L264 CegarLoopResult]: At program point L550-1(lines 1 965) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) [2020-07-28 18:58:14,947 INFO L268 CegarLoopResult]: For program point L550-2(lines 550 563) no Hoare annotation was computed. [2020-07-28 18:58:14,947 INFO L264 CegarLoopResult]: At program point L550-3(lines 1 965) the Hoare annotation is: false [2020-07-28 18:58:14,947 INFO L268 CegarLoopResult]: For program point L550-4(lines 550 563) no Hoare annotation was computed. [2020-07-28 18:58:14,947 INFO L264 CegarLoopResult]: At program point L550-5(lines 1 965) the Hoare annotation is: false [2020-07-28 18:58:14,947 INFO L268 CegarLoopResult]: For program point L683(lines 683 700) no Hoare annotation was computed. [2020-07-28 18:58:14,947 INFO L268 CegarLoopResult]: For program point L683-1(lines 683 700) no Hoare annotation was computed. [2020-07-28 18:58:14,947 INFO L268 CegarLoopResult]: For program point L683-2(lines 683 700) no Hoare annotation was computed. [2020-07-28 18:58:14,948 INFO L268 CegarLoopResult]: For program point L584(lines 584 588) no Hoare annotation was computed. [2020-07-28 18:58:14,948 INFO L268 CegarLoopResult]: For program point L683-3(lines 683 700) no Hoare annotation was computed. [2020-07-28 18:58:14,948 INFO L268 CegarLoopResult]: For program point L683-4(lines 683 700) no Hoare annotation was computed. [2020-07-28 18:58:14,948 INFO L268 CegarLoopResult]: For program point L683-5(lines 683 700) no Hoare annotation was computed. [2020-07-28 18:58:14,948 INFO L268 CegarLoopResult]: For program point L419(lines 419 423) no Hoare annotation was computed. [2020-07-28 18:58:14,948 INFO L268 CegarLoopResult]: For program point L419-3(lines 419 423) no Hoare annotation was computed. [2020-07-28 18:58:14,948 INFO L268 CegarLoopResult]: For program point L419-6(lines 419 423) no Hoare annotation was computed. [2020-07-28 18:58:14,948 INFO L264 CegarLoopResult]: At program point L882-2(lines 882 896) the Hoare annotation is: false [2020-07-28 18:58:14,948 INFO L264 CegarLoopResult]: At program point L651(lines 650 669) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) [2020-07-28 18:58:14,948 INFO L268 CegarLoopResult]: For program point L651-1(lines 651 657) no Hoare annotation was computed. [2020-07-28 18:58:14,949 INFO L264 CegarLoopResult]: At program point L651-2(lines 650 669) the Hoare annotation is: false [2020-07-28 18:58:14,949 INFO L264 CegarLoopResult]: At program point L651-3(lines 650 669) the Hoare annotation is: false [2020-07-28 18:58:14,949 INFO L268 CegarLoopResult]: For program point L883(line 883) no Hoare annotation was computed. [2020-07-28 18:58:14,949 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 18:58:14,949 INFO L268 CegarLoopResult]: For program point L620(lines 620 626) no Hoare annotation was computed. [2020-07-28 18:58:14,949 INFO L264 CegarLoopResult]: At program point L620-1(lines 651 657) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) [2020-07-28 18:58:14,949 INFO L268 CegarLoopResult]: For program point L554(lines 554 560) no Hoare annotation was computed. [2020-07-28 18:58:14,949 INFO L268 CegarLoopResult]: For program point L554-2(lines 554 560) no Hoare annotation was computed. [2020-07-28 18:58:14,949 INFO L268 CegarLoopResult]: For program point L554-4(lines 554 560) no Hoare annotation was computed. [2020-07-28 18:58:14,950 INFO L268 CegarLoopResult]: For program point L687(lines 687 695) no Hoare annotation was computed. [2020-07-28 18:58:14,950 INFO L268 CegarLoopResult]: For program point L687-1(lines 687 695) no Hoare annotation was computed. [2020-07-28 18:58:14,950 INFO L268 CegarLoopResult]: For program point L687-2(lines 687 695) no Hoare annotation was computed. [2020-07-28 18:58:14,950 INFO L268 CegarLoopResult]: For program point L687-3(lines 687 695) no Hoare annotation was computed. [2020-07-28 18:58:14,950 INFO L268 CegarLoopResult]: For program point L687-4(lines 687 695) no Hoare annotation was computed. [2020-07-28 18:58:14,950 INFO L268 CegarLoopResult]: For program point L687-5(lines 687 695) no Hoare annotation was computed. [2020-07-28 18:58:14,950 INFO L264 CegarLoopResult]: At program point L456(lines 451 459) the Hoare annotation is: false [2020-07-28 18:58:14,950 INFO L264 CegarLoopResult]: At program point L456-1(lines 451 459) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) [2020-07-28 18:58:14,950 INFO L264 CegarLoopResult]: At program point L456-2(lines 451 459) the Hoare annotation is: false [2020-07-28 18:58:14,951 INFO L264 CegarLoopResult]: At program point L456-3(lines 451 459) the Hoare annotation is: false [2020-07-28 18:58:14,951 INFO L264 CegarLoopResult]: At program point L456-4(lines 451 459) the Hoare annotation is: false [2020-07-28 18:58:14,951 INFO L264 CegarLoopResult]: At program point L456-5(lines 451 459) the Hoare annotation is: false [2020-07-28 18:58:14,951 INFO L268 CegarLoopResult]: For program point L886(lines 886 890) no Hoare annotation was computed. [2020-07-28 18:58:14,951 INFO L268 CegarLoopResult]: For program point L886-1(lines 651 657) no Hoare annotation was computed. [2020-07-28 18:58:14,951 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 18:58:14,951 INFO L268 CegarLoopResult]: For program point L953(lines 953 960) no Hoare annotation was computed. [2020-07-28 18:58:14,951 INFO L271 CegarLoopResult]: At program point L953-1(lines 953 960) the Hoare annotation is: true [2020-07-28 18:58:14,952 INFO L264 CegarLoopResult]: At program point L658(lines 658 664) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) [2020-07-28 18:58:14,952 INFO L264 CegarLoopResult]: At program point L658-1(lines 658 664) the Hoare annotation is: false [2020-07-28 18:58:14,952 INFO L268 CegarLoopResult]: For program point L592(lines 592 598) no Hoare annotation was computed. [2020-07-28 18:58:14,952 INFO L264 CegarLoopResult]: At program point L658-2(lines 658 664) the Hoare annotation is: false [2020-07-28 18:58:14,952 INFO L264 CegarLoopResult]: At program point L592-1(lines 592 598) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) [2020-07-28 18:58:14,952 INFO L264 CegarLoopResult]: At program point L527(lines 1 965) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:14,952 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 18:58:14,953 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 866) no Hoare annotation was computed. [2020-07-28 18:58:14,953 INFO L264 CegarLoopResult]: At program point L497(lines 492 500) the Hoare annotation is: false [2020-07-28 18:58:14,953 INFO L264 CegarLoopResult]: At program point L497-1(lines 492 500) the Hoare annotation is: false [2020-07-28 18:58:14,953 INFO L268 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2020-07-28 18:58:14,953 INFO L264 CegarLoopResult]: At program point L497-2(lines 492 500) the Hoare annotation is: false [2020-07-28 18:58:14,953 INFO L264 CegarLoopResult]: At program point L497-3(lines 492 500) the Hoare annotation is: false [2020-07-28 18:58:14,953 INFO L264 CegarLoopResult]: At program point L497-4(lines 492 500) the Hoare annotation is: false [2020-07-28 18:58:14,953 INFO L264 CegarLoopResult]: At program point L497-5(lines 492 500) the Hoare annotation is: false [2020-07-28 18:58:14,958 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 18:58:14,958 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 18:58:14,960 WARN L170 areAnnotationChecker]: L953 has no Hoare annotation [2020-07-28 18:58:14,960 WARN L170 areAnnotationChecker]: L953 has no Hoare annotation [2020-07-28 18:58:14,960 WARN L170 areAnnotationChecker]: L953 has no Hoare annotation [2020-07-28 18:58:14,962 WARN L170 areAnnotationChecker]: L583 has no Hoare annotation [2020-07-28 18:58:14,962 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:58:14,962 WARN L170 areAnnotationChecker]: L651-1 has no Hoare annotation [2020-07-28 18:58:14,962 WARN L170 areAnnotationChecker]: L583 has no Hoare annotation [2020-07-28 18:58:14,963 WARN L170 areAnnotationChecker]: L583 has no Hoare annotation [2020-07-28 18:58:14,963 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:58:14,963 WARN L170 areAnnotationChecker]: L651-1 has no Hoare annotation [2020-07-28 18:58:14,963 WARN L170 areAnnotationChecker]: L651-1 has no Hoare annotation [2020-07-28 18:58:14,963 WARN L170 areAnnotationChecker]: L584 has no Hoare annotation [2020-07-28 18:58:14,963 WARN L170 areAnnotationChecker]: L419-3 has no Hoare annotation [2020-07-28 18:58:14,963 WARN L170 areAnnotationChecker]: L419-3 has no Hoare annotation [2020-07-28 18:58:14,963 WARN L170 areAnnotationChecker]: L709-1 has no Hoare annotation [2020-07-28 18:58:14,963 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-28 18:58:14,963 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-28 18:58:14,963 WARN L170 areAnnotationChecker]: L709-1 has no Hoare annotation [2020-07-28 18:58:14,964 WARN L170 areAnnotationChecker]: L709-1 has no Hoare annotation [2020-07-28 18:58:14,964 WARN L170 areAnnotationChecker]: L431 has no Hoare annotation [2020-07-28 18:58:14,964 WARN L170 areAnnotationChecker]: L431 has no Hoare annotation [2020-07-28 18:58:14,964 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-28 18:58:14,964 WARN L170 areAnnotationChecker]: L683-3 has no Hoare annotation [2020-07-28 18:58:14,964 WARN L170 areAnnotationChecker]: L683-3 has no Hoare annotation [2020-07-28 18:58:14,964 WARN L170 areAnnotationChecker]: L550-2 has no Hoare annotation [2020-07-28 18:58:14,965 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-28 18:58:14,965 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-28 18:58:14,965 WARN L170 areAnnotationChecker]: L713-1 has no Hoare annotation [2020-07-28 18:58:14,965 WARN L170 areAnnotationChecker]: L828-9 has no Hoare annotation [2020-07-28 18:58:14,965 WARN L170 areAnnotationChecker]: L550-2 has no Hoare annotation [2020-07-28 18:58:14,965 WARN L170 areAnnotationChecker]: L550-2 has no Hoare annotation [2020-07-28 18:58:14,965 WARN L170 areAnnotationChecker]: L443 has no Hoare annotation [2020-07-28 18:58:14,965 WARN L170 areAnnotationChecker]: L443 has no Hoare annotation [2020-07-28 18:58:14,965 WARN L170 areAnnotationChecker]: L612 has no Hoare annotation [2020-07-28 18:58:14,965 WARN L170 areAnnotationChecker]: L713-1 has no Hoare annotation [2020-07-28 18:58:14,965 WARN L170 areAnnotationChecker]: L713-1 has no Hoare annotation [2020-07-28 18:58:14,965 WARN L170 areAnnotationChecker]: L828-9 has no Hoare annotation [2020-07-28 18:58:14,966 WARN L170 areAnnotationChecker]: L828-9 has no Hoare annotation [2020-07-28 18:58:14,966 WARN L170 areAnnotationChecker]: L554-2 has no Hoare annotation [2020-07-28 18:58:14,966 WARN L170 areAnnotationChecker]: L612 has no Hoare annotation [2020-07-28 18:58:14,966 WARN L170 areAnnotationChecker]: L612 has no Hoare annotation [2020-07-28 18:58:14,966 WARN L170 areAnnotationChecker]: L683-2 has no Hoare annotation [2020-07-28 18:58:14,966 WARN L170 areAnnotationChecker]: L683-2 has no Hoare annotation [2020-07-28 18:58:14,966 WARN L170 areAnnotationChecker]: L828-11 has no Hoare annotation [2020-07-28 18:58:14,966 WARN L170 areAnnotationChecker]: L554-2 has no Hoare annotation [2020-07-28 18:58:14,966 WARN L170 areAnnotationChecker]: L554-2 has no Hoare annotation [2020-07-28 18:58:14,966 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-28 18:58:14,966 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-28 18:58:14,967 WARN L170 areAnnotationChecker]: L620 has no Hoare annotation [2020-07-28 18:58:14,967 WARN L170 areAnnotationChecker]: L620 has no Hoare annotation [2020-07-28 18:58:14,967 WARN L170 areAnnotationChecker]: L828-6 has no Hoare annotation [2020-07-28 18:58:14,967 WARN L170 areAnnotationChecker]: L687-3 has no Hoare annotation [2020-07-28 18:58:14,967 WARN L170 areAnnotationChecker]: L866-1 has no Hoare annotation [2020-07-28 18:58:14,967 WARN L170 areAnnotationChecker]: L866-1 has no Hoare annotation [2020-07-28 18:58:14,968 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-28 18:58:14,968 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-28 18:58:14,968 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-28 18:58:14,968 WARN L170 areAnnotationChecker]: L709 has no Hoare annotation [2020-07-28 18:58:14,968 WARN L170 areAnnotationChecker]: L842 has no Hoare annotation [2020-07-28 18:58:14,968 WARN L170 areAnnotationChecker]: L842 has no Hoare annotation [2020-07-28 18:58:14,968 WARN L170 areAnnotationChecker]: L828-6 has no Hoare annotation [2020-07-28 18:58:14,969 WARN L170 areAnnotationChecker]: L828-6 has no Hoare annotation [2020-07-28 18:58:14,969 WARN L170 areAnnotationChecker]: L687-3 has no Hoare annotation [2020-07-28 18:58:14,969 WARN L170 areAnnotationChecker]: L687-3 has no Hoare annotation [2020-07-28 18:58:14,969 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-28 18:58:14,969 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-28 18:58:14,969 WARN L170 areAnnotationChecker]: L709 has no Hoare annotation [2020-07-28 18:58:14,969 WARN L170 areAnnotationChecker]: L709 has no Hoare annotation [2020-07-28 18:58:14,970 WARN L170 areAnnotationChecker]: L828-8 has no Hoare annotation [2020-07-28 18:58:14,970 WARN L170 areAnnotationChecker]: L886-1 has no Hoare annotation [2020-07-28 18:58:14,970 WARN L170 areAnnotationChecker]: L886-1 has no Hoare annotation [2020-07-28 18:58:14,970 WARN L170 areAnnotationChecker]: L683-1 has no Hoare annotation [2020-07-28 18:58:14,970 WARN L170 areAnnotationChecker]: L683-1 has no Hoare annotation [2020-07-28 18:58:14,971 WARN L170 areAnnotationChecker]: L550 has no Hoare annotation [2020-07-28 18:58:14,971 WARN L170 areAnnotationChecker]: L687-2 has no Hoare annotation [2020-07-28 18:58:14,971 WARN L170 areAnnotationChecker]: L419-6 has no Hoare annotation [2020-07-28 18:58:14,971 WARN L170 areAnnotationChecker]: L419-6 has no Hoare annotation [2020-07-28 18:58:14,971 WARN L170 areAnnotationChecker]: L709-2 has no Hoare annotation [2020-07-28 18:58:14,971 WARN L170 areAnnotationChecker]: L713 has no Hoare annotation [2020-07-28 18:58:14,971 WARN L170 areAnnotationChecker]: L828-3 has no Hoare annotation [2020-07-28 18:58:14,971 WARN L170 areAnnotationChecker]: L550 has no Hoare annotation [2020-07-28 18:58:14,971 WARN L170 areAnnotationChecker]: L550 has no Hoare annotation [2020-07-28 18:58:14,971 WARN L170 areAnnotationChecker]: L687-2 has no Hoare annotation [2020-07-28 18:58:14,971 WARN L170 areAnnotationChecker]: L687-2 has no Hoare annotation [2020-07-28 18:58:14,972 WARN L170 areAnnotationChecker]: L709-2 has no Hoare annotation [2020-07-28 18:58:14,972 WARN L170 areAnnotationChecker]: L709-2 has no Hoare annotation [2020-07-28 18:58:14,972 WARN L170 areAnnotationChecker]: L713 has no Hoare annotation [2020-07-28 18:58:14,972 WARN L170 areAnnotationChecker]: L713 has no Hoare annotation [2020-07-28 18:58:14,972 WARN L170 areAnnotationChecker]: L828-3 has no Hoare annotation [2020-07-28 18:58:14,972 WARN L170 areAnnotationChecker]: L828-3 has no Hoare annotation [2020-07-28 18:58:14,972 WARN L170 areAnnotationChecker]: L554 has no Hoare annotation [2020-07-28 18:58:14,972 WARN L170 areAnnotationChecker]: L683-5 has no Hoare annotation [2020-07-28 18:58:14,972 WARN L170 areAnnotationChecker]: L683-5 has no Hoare annotation [2020-07-28 18:58:14,972 WARN L170 areAnnotationChecker]: L550-4 has no Hoare annotation [2020-07-28 18:58:14,973 WARN L170 areAnnotationChecker]: L683 has no Hoare annotation [2020-07-28 18:58:14,973 WARN L170 areAnnotationChecker]: L683 has no Hoare annotation [2020-07-28 18:58:14,973 WARN L170 areAnnotationChecker]: L828-5 has no Hoare annotation [2020-07-28 18:58:14,973 WARN L170 areAnnotationChecker]: L554 has no Hoare annotation [2020-07-28 18:58:14,973 WARN L170 areAnnotationChecker]: L554 has no Hoare annotation [2020-07-28 18:58:14,973 WARN L170 areAnnotationChecker]: L713-2 has no Hoare annotation [2020-07-28 18:58:14,973 WARN L170 areAnnotationChecker]: L828-15 has no Hoare annotation [2020-07-28 18:58:14,973 WARN L170 areAnnotationChecker]: L550-4 has no Hoare annotation [2020-07-28 18:58:14,973 WARN L170 areAnnotationChecker]: L550-4 has no Hoare annotation [2020-07-28 18:58:14,973 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-28 18:58:14,974 WARN L170 areAnnotationChecker]: L687-1 has no Hoare annotation [2020-07-28 18:58:14,974 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-28 18:58:14,974 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-28 18:58:14,974 WARN L170 areAnnotationChecker]: L713-2 has no Hoare annotation [2020-07-28 18:58:14,974 WARN L170 areAnnotationChecker]: L713-2 has no Hoare annotation [2020-07-28 18:58:14,974 WARN L170 areAnnotationChecker]: L828-15 has no Hoare annotation [2020-07-28 18:58:14,974 WARN L170 areAnnotationChecker]: L828-15 has no Hoare annotation [2020-07-28 18:58:14,974 WARN L170 areAnnotationChecker]: L554-4 has no Hoare annotation [2020-07-28 18:58:14,974 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-28 18:58:14,974 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-28 18:58:14,974 WARN L170 areAnnotationChecker]: L687-1 has no Hoare annotation [2020-07-28 18:58:14,975 WARN L170 areAnnotationChecker]: L687-1 has no Hoare annotation [2020-07-28 18:58:14,975 WARN L170 areAnnotationChecker]: L683-4 has no Hoare annotation [2020-07-28 18:58:14,975 WARN L170 areAnnotationChecker]: L683-4 has no Hoare annotation [2020-07-28 18:58:14,975 WARN L170 areAnnotationChecker]: L828-17 has no Hoare annotation [2020-07-28 18:58:14,975 WARN L170 areAnnotationChecker]: L554-4 has no Hoare annotation [2020-07-28 18:58:14,975 WARN L170 areAnnotationChecker]: L554-4 has no Hoare annotation [2020-07-28 18:58:14,975 WARN L170 areAnnotationChecker]: L828-2 has no Hoare annotation [2020-07-28 18:58:14,975 WARN L170 areAnnotationChecker]: L828-12 has no Hoare annotation [2020-07-28 18:58:14,975 WARN L170 areAnnotationChecker]: L687-5 has no Hoare annotation [2020-07-28 18:58:14,975 WARN L170 areAnnotationChecker]: L866-2 has no Hoare annotation [2020-07-28 18:58:14,976 WARN L170 areAnnotationChecker]: L866-2 has no Hoare annotation [2020-07-28 18:58:14,976 WARN L170 areAnnotationChecker]: L687 has no Hoare annotation [2020-07-28 18:58:14,976 WARN L170 areAnnotationChecker]: L828-12 has no Hoare annotation [2020-07-28 18:58:14,976 WARN L170 areAnnotationChecker]: L828-12 has no Hoare annotation [2020-07-28 18:58:14,976 WARN L170 areAnnotationChecker]: L687-5 has no Hoare annotation [2020-07-28 18:58:14,976 WARN L170 areAnnotationChecker]: L687-5 has no Hoare annotation [2020-07-28 18:58:14,976 WARN L170 areAnnotationChecker]: L687 has no Hoare annotation [2020-07-28 18:58:14,976 WARN L170 areAnnotationChecker]: L687 has no Hoare annotation [2020-07-28 18:58:14,976 WARN L170 areAnnotationChecker]: L828-14 has no Hoare annotation [2020-07-28 18:58:14,976 WARN L170 areAnnotationChecker]: L687-4 has no Hoare annotation [2020-07-28 18:58:14,976 WARN L170 areAnnotationChecker]: L687-4 has no Hoare annotation [2020-07-28 18:58:14,976 WARN L170 areAnnotationChecker]: L687-4 has no Hoare annotation [2020-07-28 18:58:14,977 INFO L163 areAnnotationChecker]: CFG has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 18:58:14,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 06:58:14 BoogieIcfgContainer [2020-07-28 18:58:14,995 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 18:58:14,996 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 18:58:14,996 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 18:58:14,996 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 18:58:14,996 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:58:08" (3/4) ... [2020-07-28 18:58:15,000 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 18:58:15,019 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 18:58:15,021 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 18:58:15,022 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 18:58:15,022 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 18:58:15,023 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 18:58:15,024 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:58:15,025 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:58:15,061 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning [2020-07-28 18:58:15,165 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 18:58:15,166 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 18:58:15,169 INFO L168 Benchmark]: Toolchain (without parser) took 9121.67 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 326.1 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -122.7 MB). Peak memory consumption was 203.4 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:15,169 INFO L168 Benchmark]: CDTParser took 0.37 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 18:58:15,170 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -161.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:15,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.07 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:15,171 INFO L168 Benchmark]: Boogie Preprocessor took 61.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:58:15,171 INFO L168 Benchmark]: RCFGBuilder took 1677.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 943.7 MB in the end (delta: 166.9 MB). Peak memory consumption was 166.9 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:15,172 INFO L168 Benchmark]: TraceAbstraction took 6424.44 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 183.5 MB). Free memory was 937.0 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:15,172 INFO L168 Benchmark]: Witness Printer took 170.35 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:15,174 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 0.37 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 696.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -161.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.07 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1677.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 943.7 MB in the end (delta: 166.9 MB). Peak memory consumption was 166.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6424.44 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 183.5 MB). Free memory was 937.0 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Witness Printer took 170.35 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 866]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 866]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 866]: 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: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 == splverifierCounter && 0 == pumpRunning - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == splverifierCounter && 0 == pumpRunning - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 == splverifierCounter && 0 == pumpRunning - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 0 == splverifierCounter && 0 == pumpRunning - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: 0 == splverifierCounter && 0 == pumpRunning - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 == splverifierCounter && 0 == pumpRunning - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == \result) && 0 == pumpRunning - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: 0 == splverifierCounter && 0 == pumpRunning - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 == splverifierCounter && 0 == pumpRunning - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 == systemActive - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 434 SDtfs, 445 SDslu, 416 SDs, 0 SdLazy, 66 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=148occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 186 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 128 HoareAnnotationTreeSize, 44 FomulaSimplifications, 2748 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4199 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...