./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/svcomp/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.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 8c7c11659b56a65fd9b011a28c96b3117f33c316 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 09:45:04,789 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:45:04,791 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:45:04,805 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:45:04,805 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:45:04,806 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:45:04,808 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:45:04,810 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:45:04,811 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:45:04,812 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:45:04,813 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:45:04,813 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:45:04,814 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:45:04,815 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:45:04,816 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:45:04,817 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:45:04,818 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:45:04,820 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:45:04,822 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:45:04,823 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:45:04,824 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:45:04,825 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:45:04,828 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:45:04,828 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:45:04,828 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:45:04,829 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:45:04,830 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:45:04,831 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:45:04,832 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:45:04,833 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:45:04,833 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:45:04,834 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:45:04,834 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:45:04,834 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:45:04,835 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:45:04,836 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:45:04,837 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:45:04,852 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:45:04,852 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:45:04,854 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:45:04,854 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:45:04,854 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:45:04,854 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:45:04,854 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:45:04,855 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:45:04,855 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:45:04,855 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:45:04,855 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:45:04,855 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:45:04,855 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:45:04,857 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:45:04,857 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:45:04,857 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:45:04,857 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:45:04,857 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:45:04,859 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:45:04,859 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:45:04,860 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:45:04,860 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:45:04,860 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:45:04,860 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:45:04,860 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:45:04,861 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:45:04,861 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:45:04,861 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:45:04,861 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> 8c7c11659b56a65fd9b011a28c96b3117f33c316 [2018-12-31 09:45:04,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:45:04,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:45:04,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:45:04,932 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:45:04,932 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:45:04,933 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-12-31 09:45:05,001 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd4381489/a043f62340264f3186ed54dccd658500/FLAG989a923c0 [2018-12-31 09:45:05,524 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:45:05,525 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-12-31 09:45:05,539 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd4381489/a043f62340264f3186ed54dccd658500/FLAG989a923c0 [2018-12-31 09:45:05,778 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd4381489/a043f62340264f3186ed54dccd658500 [2018-12-31 09:45:05,783 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:45:05,785 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:45:05,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:45:05,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:45:05,792 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:45:05,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:45:05" (1/1) ... [2018-12-31 09:45:05,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f4fbf7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:05, skipping insertion in model container [2018-12-31 09:45:05,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:45:05" (1/1) ... [2018-12-31 09:45:05,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:45:05,864 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:45:06,316 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:45:06,339 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:45:06,538 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:45:06,577 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:45:06,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:06 WrapperNode [2018-12-31 09:45:06,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:45:06,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:45:06,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:45:06,579 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:45:06,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:06" (1/1) ... [2018-12-31 09:45:06,621 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:06" (1/1) ... [2018-12-31 09:45:06,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:45:06,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:45:06,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:45:06,689 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:45:06,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:06" (1/1) ... [2018-12-31 09:45:06,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:06" (1/1) ... [2018-12-31 09:45:06,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:06" (1/1) ... [2018-12-31 09:45:06,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:06" (1/1) ... [2018-12-31 09:45:06,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:06" (1/1) ... [2018-12-31 09:45:06,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:06" (1/1) ... [2018-12-31 09:45:06,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:06" (1/1) ... [2018-12-31 09:45:06,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:45:06,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:45:06,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:45:06,753 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:45:06,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:06" (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 [2018-12-31 09:45:06,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:45:06,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:45:06,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:45:06,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:45:08,717 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:45:08,717 INFO L280 CfgBuilder]: Removed 192 assue(true) statements. [2018-12-31 09:45:08,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:45:08 BoogieIcfgContainer [2018-12-31 09:45:08,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:45:08,719 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:45:08,719 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:45:08,722 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:45:08,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:45:05" (1/3) ... [2018-12-31 09:45:08,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65e7300d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:45:08, skipping insertion in model container [2018-12-31 09:45:08,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:06" (2/3) ... [2018-12-31 09:45:08,724 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65e7300d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:45:08, skipping insertion in model container [2018-12-31 09:45:08,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:45:08" (3/3) ... [2018-12-31 09:45:08,726 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-12-31 09:45:08,736 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:45:08,744 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:45:08,763 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:45:08,799 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:45:08,800 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:45:08,800 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:45:08,800 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:45:08,800 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:45:08,800 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:45:08,801 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:45:08,801 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:45:08,801 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:45:08,820 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states. [2018-12-31 09:45:08,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-31 09:45:08,828 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:08,829 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:08,831 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:08,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:08,838 INFO L82 PathProgramCache]: Analyzing trace with hash -1880189342, now seen corresponding path program 1 times [2018-12-31 09:45:08,839 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:08,840 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:08,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:08,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:08,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:08,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:09,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:09,125 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:09,125 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:45:09,129 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:45:09,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:45:09,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:45:09,149 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 2 states. [2018-12-31 09:45:09,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:09,184 INFO L93 Difference]: Finished difference Result 252 states and 377 transitions. [2018-12-31 09:45:09,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:45:09,185 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-12-31 09:45:09,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:09,201 INFO L225 Difference]: With dead ends: 252 [2018-12-31 09:45:09,201 INFO L226 Difference]: Without dead ends: 125 [2018-12-31 09:45:09,205 INFO L631 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 [2018-12-31 09:45:09,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-12-31 09:45:09,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2018-12-31 09:45:09,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-12-31 09:45:09,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 180 transitions. [2018-12-31 09:45:09,259 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 180 transitions. Word has length 16 [2018-12-31 09:45:09,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:09,260 INFO L480 AbstractCegarLoop]: Abstraction has 125 states and 180 transitions. [2018-12-31 09:45:09,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:45:09,260 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 180 transitions. [2018-12-31 09:45:09,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-31 09:45:09,261 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:09,262 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:09,262 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:09,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:09,263 INFO L82 PathProgramCache]: Analyzing trace with hash 1368021057, now seen corresponding path program 1 times [2018-12-31 09:45:09,263 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:09,264 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:09,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:09,271 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:09,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:09,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:09,437 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:09,437 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:45:09,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:45:09,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:45:09,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:45:09,442 INFO L87 Difference]: Start difference. First operand 125 states and 180 transitions. Second operand 3 states. [2018-12-31 09:45:09,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:09,470 INFO L93 Difference]: Finished difference Result 125 states and 180 transitions. [2018-12-31 09:45:09,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:45:09,471 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-12-31 09:45:09,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:09,472 INFO L225 Difference]: With dead ends: 125 [2018-12-31 09:45:09,472 INFO L226 Difference]: Without dead ends: 51 [2018-12-31 09:45:09,473 INFO L631 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 [2018-12-31 09:45:09,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-12-31 09:45:09,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-12-31 09:45:09,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-12-31 09:45:09,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2018-12-31 09:45:09,481 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 17 [2018-12-31 09:45:09,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:09,481 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2018-12-31 09:45:09,482 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:45:09,482 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2018-12-31 09:45:09,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-31 09:45:09,483 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:09,483 INFO L402 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] [2018-12-31 09:45:09,483 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:09,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:09,484 INFO L82 PathProgramCache]: Analyzing trace with hash -2019078694, now seen corresponding path program 1 times [2018-12-31 09:45:09,484 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:09,484 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:09,485 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:09,485 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:09,485 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:09,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:09,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:09,744 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:09,744 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:45:09,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 09:45:09,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 09:45:09,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:45:09,746 INFO L87 Difference]: Start difference. First operand 51 states and 73 transitions. Second operand 6 states. [2018-12-31 09:45:09,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:09,898 INFO L93 Difference]: Finished difference Result 96 states and 140 transitions. [2018-12-31 09:45:09,899 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 09:45:09,899 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-12-31 09:45:09,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:09,900 INFO L225 Difference]: With dead ends: 96 [2018-12-31 09:45:09,903 INFO L226 Difference]: Without dead ends: 51 [2018-12-31 09:45:09,904 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:45:09,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-12-31 09:45:09,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-12-31 09:45:09,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-12-31 09:45:09,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 72 transitions. [2018-12-31 09:45:09,917 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 72 transitions. Word has length 22 [2018-12-31 09:45:09,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:09,922 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 72 transitions. [2018-12-31 09:45:09,922 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 09:45:09,922 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2018-12-31 09:45:09,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-31 09:45:09,923 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:09,924 INFO L402 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] [2018-12-31 09:45:09,924 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:09,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:09,924 INFO L82 PathProgramCache]: Analyzing trace with hash -1511639432, now seen corresponding path program 1 times [2018-12-31 09:45:09,924 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:09,927 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:09,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:09,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:09,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:10,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:10,050 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:10,051 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:45:10,051 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:45:10,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:45:10,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:45:10,052 INFO L87 Difference]: Start difference. First operand 51 states and 72 transitions. Second operand 3 states. [2018-12-31 09:45:10,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:10,163 INFO L93 Difference]: Finished difference Result 117 states and 168 transitions. [2018-12-31 09:45:10,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:45:10,164 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2018-12-31 09:45:10,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:10,165 INFO L225 Difference]: With dead ends: 117 [2018-12-31 09:45:10,165 INFO L226 Difference]: Without dead ends: 72 [2018-12-31 09:45:10,168 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:45:10,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2018-12-31 09:45:10,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2018-12-31 09:45:10,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-12-31 09:45:10,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 98 transitions. [2018-12-31 09:45:10,182 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 98 transitions. Word has length 24 [2018-12-31 09:45:10,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:10,182 INFO L480 AbstractCegarLoop]: Abstraction has 70 states and 98 transitions. [2018-12-31 09:45:10,182 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:45:10,182 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2018-12-31 09:45:10,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-31 09:45:10,183 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:10,184 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:10,184 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:10,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:10,184 INFO L82 PathProgramCache]: Analyzing trace with hash 406595852, now seen corresponding path program 1 times [2018-12-31 09:45:10,185 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:10,185 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:10,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:10,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:10,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:10,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:10,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:10,474 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:10,474 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:45:10,475 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:45:10,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:45:10,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:45:10,476 INFO L87 Difference]: Start difference. First operand 70 states and 98 transitions. Second operand 5 states. [2018-12-31 09:45:11,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:11,089 INFO L93 Difference]: Finished difference Result 335 states and 484 transitions. [2018-12-31 09:45:11,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 09:45:11,090 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2018-12-31 09:45:11,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:11,093 INFO L225 Difference]: With dead ends: 335 [2018-12-31 09:45:11,093 INFO L226 Difference]: Without dead ends: 271 [2018-12-31 09:45:11,094 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:45:11,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2018-12-31 09:45:11,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 128. [2018-12-31 09:45:11,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-12-31 09:45:11,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 179 transitions. [2018-12-31 09:45:11,118 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 179 transitions. Word has length 30 [2018-12-31 09:45:11,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:11,119 INFO L480 AbstractCegarLoop]: Abstraction has 128 states and 179 transitions. [2018-12-31 09:45:11,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:45:11,119 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 179 transitions. [2018-12-31 09:45:11,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-31 09:45:11,120 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:11,120 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:11,121 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:11,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:11,121 INFO L82 PathProgramCache]: Analyzing trace with hash 1078364354, now seen corresponding path program 1 times [2018-12-31 09:45:11,121 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:11,121 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:11,122 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:11,122 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:11,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:11,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:11,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:11,239 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:11,239 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:45:11,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:45:11,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:45:11,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:45:11,240 INFO L87 Difference]: Start difference. First operand 128 states and 179 transitions. Second operand 5 states. [2018-12-31 09:45:12,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:12,111 INFO L93 Difference]: Finished difference Result 366 states and 516 transitions. [2018-12-31 09:45:12,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:45:12,112 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2018-12-31 09:45:12,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:12,114 INFO L225 Difference]: With dead ends: 366 [2018-12-31 09:45:12,115 INFO L226 Difference]: Without dead ends: 364 [2018-12-31 09:45:12,115 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:45:12,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2018-12-31 09:45:12,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 128. [2018-12-31 09:45:12,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-12-31 09:45:12,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 178 transitions. [2018-12-31 09:45:12,166 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 178 transitions. Word has length 31 [2018-12-31 09:45:12,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:12,167 INFO L480 AbstractCegarLoop]: Abstraction has 128 states and 178 transitions. [2018-12-31 09:45:12,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:45:12,167 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 178 transitions. [2018-12-31 09:45:12,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:45:12,168 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:12,169 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:12,169 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:12,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:12,169 INFO L82 PathProgramCache]: Analyzing trace with hash 123869668, now seen corresponding path program 1 times [2018-12-31 09:45:12,170 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:12,170 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:12,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:12,171 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:12,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:12,431 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:12,431 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:45:12,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:45:12,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:45:12,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:45:12,432 INFO L87 Difference]: Start difference. First operand 128 states and 178 transitions. Second operand 5 states. [2018-12-31 09:45:13,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:13,152 INFO L93 Difference]: Finished difference Result 336 states and 464 transitions. [2018-12-31 09:45:13,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:45:13,154 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2018-12-31 09:45:13,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:13,155 INFO L225 Difference]: With dead ends: 336 [2018-12-31 09:45:13,162 INFO L226 Difference]: Without dead ends: 214 [2018-12-31 09:45:13,163 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:45:13,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2018-12-31 09:45:13,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 140. [2018-12-31 09:45:13,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-12-31 09:45:13,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 190 transitions. [2018-12-31 09:45:13,192 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 190 transitions. Word has length 34 [2018-12-31 09:45:13,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:13,192 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 190 transitions. [2018-12-31 09:45:13,193 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:45:13,193 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 190 transitions. [2018-12-31 09:45:13,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:45:13,194 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:13,194 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:13,195 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:13,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:13,195 INFO L82 PathProgramCache]: Analyzing trace with hash -462936346, now seen corresponding path program 1 times [2018-12-31 09:45:13,195 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:13,195 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:13,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:13,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:13,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:13,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:13,350 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:13,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:45:13,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-31 09:45:13,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-31 09:45:13,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-31 09:45:13,351 INFO L87 Difference]: Start difference. First operand 140 states and 190 transitions. Second operand 4 states. [2018-12-31 09:45:13,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:13,745 INFO L93 Difference]: Finished difference Result 332 states and 448 transitions. [2018-12-31 09:45:13,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-31 09:45:13,746 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2018-12-31 09:45:13,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:13,748 INFO L225 Difference]: With dead ends: 332 [2018-12-31 09:45:13,748 INFO L226 Difference]: Without dead ends: 198 [2018-12-31 09:45:13,752 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:45:13,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2018-12-31 09:45:13,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 148. [2018-12-31 09:45:13,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-12-31 09:45:13,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 198 transitions. [2018-12-31 09:45:13,781 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 198 transitions. Word has length 34 [2018-12-31 09:45:13,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:13,781 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 198 transitions. [2018-12-31 09:45:13,781 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-31 09:45:13,781 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 198 transitions. [2018-12-31 09:45:13,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:45:13,784 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:13,784 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:13,784 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:13,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:13,784 INFO L82 PathProgramCache]: Analyzing trace with hash -1742800024, now seen corresponding path program 1 times [2018-12-31 09:45:13,786 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:13,786 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:13,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:13,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:13,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:13,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:13,872 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:13,872 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:45:13,873 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:45:13,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:45:13,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:45:13,873 INFO L87 Difference]: Start difference. First operand 148 states and 198 transitions. Second operand 3 states. [2018-12-31 09:45:14,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:14,053 INFO L93 Difference]: Finished difference Result 340 states and 454 transitions. [2018-12-31 09:45:14,054 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:45:14,054 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-12-31 09:45:14,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:14,057 INFO L225 Difference]: With dead ends: 340 [2018-12-31 09:45:14,057 INFO L226 Difference]: Without dead ends: 198 [2018-12-31 09:45:14,057 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:45:14,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2018-12-31 09:45:14,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2018-12-31 09:45:14,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2018-12-31 09:45:14,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 258 transitions. [2018-12-31 09:45:14,097 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 258 transitions. Word has length 34 [2018-12-31 09:45:14,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:14,097 INFO L480 AbstractCegarLoop]: Abstraction has 198 states and 258 transitions. [2018-12-31 09:45:14,097 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:45:14,097 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 258 transitions. [2018-12-31 09:45:14,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-31 09:45:14,106 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:14,106 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:14,106 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:14,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:14,107 INFO L82 PathProgramCache]: Analyzing trace with hash -226364314, now seen corresponding path program 1 times [2018-12-31 09:45:14,107 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:14,107 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:14,110 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:14,110 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:14,110 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:14,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:14,647 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:14,647 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-31 09:45:14,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-31 09:45:14,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-31 09:45:14,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:45:14,648 INFO L87 Difference]: Start difference. First operand 198 states and 258 transitions. Second operand 8 states. [2018-12-31 09:45:15,645 WARN L181 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-12-31 09:45:16,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:16,648 INFO L93 Difference]: Finished difference Result 764 states and 992 transitions. [2018-12-31 09:45:16,648 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-31 09:45:16,648 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2018-12-31 09:45:16,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:16,652 INFO L225 Difference]: With dead ends: 764 [2018-12-31 09:45:16,653 INFO L226 Difference]: Without dead ends: 572 [2018-12-31 09:45:16,654 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=174, Invalid=378, Unknown=0, NotChecked=0, Total=552 [2018-12-31 09:45:16,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2018-12-31 09:45:16,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 198. [2018-12-31 09:45:16,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2018-12-31 09:45:16,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 253 transitions. [2018-12-31 09:45:16,689 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 253 transitions. Word has length 35 [2018-12-31 09:45:16,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:16,689 INFO L480 AbstractCegarLoop]: Abstraction has 198 states and 253 transitions. [2018-12-31 09:45:16,689 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-31 09:45:16,690 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 253 transitions. [2018-12-31 09:45:16,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-31 09:45:16,692 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:16,694 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:16,694 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:16,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:16,694 INFO L82 PathProgramCache]: Analyzing trace with hash -1790569150, now seen corresponding path program 1 times [2018-12-31 09:45:16,694 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:16,694 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:16,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:16,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:16,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:16,858 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-31 09:45:16,858 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:16,858 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-31 09:45:16,859 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-31 09:45:16,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-31 09:45:16,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:45:16,859 INFO L87 Difference]: Start difference. First operand 198 states and 253 transitions. Second operand 8 states. [2018-12-31 09:45:17,398 WARN L181 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-12-31 09:45:17,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:17,694 INFO L93 Difference]: Finished difference Result 518 states and 667 transitions. [2018-12-31 09:45:17,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-31 09:45:17,694 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2018-12-31 09:45:17,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:17,695 INFO L225 Difference]: With dead ends: 518 [2018-12-31 09:45:17,695 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:45:17,697 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2018-12-31 09:45:17,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:45:17,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:45:17,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:45:17,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:45:17,698 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2018-12-31 09:45:17,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:17,698 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:45:17,698 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-31 09:45:17,699 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:45:17,700 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:45:17,706 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:45:17,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:17,895 WARN L181 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 50 [2018-12-31 09:45:18,039 WARN L181 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 102 [2018-12-31 09:45:18,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,195 WARN L181 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 81 [2018-12-31 09:45:18,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,366 WARN L181 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 103 [2018-12-31 09:45:18,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,542 WARN L181 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2018-12-31 09:45:18,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:18,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:19,956 WARN L181 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 46 DAG size of output: 13 [2018-12-31 09:45:20,369 WARN L181 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 17 [2018-12-31 09:45:21,108 WARN L181 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 21 [2018-12-31 09:45:21,364 WARN L181 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 13 [2018-12-31 09:45:22,021 WARN L181 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 12 [2018-12-31 09:45:22,208 WARN L181 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 12 [2018-12-31 09:45:22,670 WARN L181 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 26 [2018-12-31 09:45:22,985 WARN L181 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 26 [2018-12-31 09:45:23,432 WARN L181 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 23 [2018-12-31 09:45:23,534 INFO L444 ceAbstractionStarter]: At program point L135(lines 126 139) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1)) [2018-12-31 09:45:23,534 INFO L444 ceAbstractionStarter]: At program point L135-1(lines 126 139) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1)) [2018-12-31 09:45:23,534 INFO L444 ceAbstractionStarter]: At program point L135-2(lines 126 139) the Hoare annotation is: false [2018-12-31 09:45:23,534 INFO L444 ceAbstractionStarter]: At program point L135-3(lines 126 139) the Hoare annotation is: false [2018-12-31 09:45:23,534 INFO L444 ceAbstractionStarter]: At program point L135-4(lines 126 139) the Hoare annotation is: false [2018-12-31 09:45:23,535 INFO L444 ceAbstractionStarter]: At program point L135-5(lines 126 139) the Hoare annotation is: false [2018-12-31 09:45:23,535 INFO L444 ceAbstractionStarter]: At program point L301(lines 1 940) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) [2018-12-31 09:45:23,535 INFO L448 ceAbstractionStarter]: For program point L931(lines 931 935) no Hoare annotation was computed. [2018-12-31 09:45:23,535 INFO L448 ceAbstractionStarter]: For program point L931-2(lines 931 935) no Hoare annotation was computed. [2018-12-31 09:45:23,535 INFO L448 ceAbstractionStarter]: For program point L931-3(lines 931 935) no Hoare annotation was computed. [2018-12-31 09:45:23,535 INFO L448 ceAbstractionStarter]: For program point L931-5(lines 931 935) no Hoare annotation was computed. [2018-12-31 09:45:23,535 INFO L448 ceAbstractionStarter]: For program point L931-6(lines 931 935) no Hoare annotation was computed. [2018-12-31 09:45:23,535 INFO L448 ceAbstractionStarter]: For program point L700(lines 700 706) no Hoare annotation was computed. [2018-12-31 09:45:23,535 INFO L444 ceAbstractionStarter]: At program point L700-1(lines 700 706) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4) .cse5) (and .cse0 .cse1 .cse6 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0) .cse2 .cse3 .cse5) (and (not .cse6) (and (= 1 ~systemActive~0) .cse1 .cse2 .cse3 .cse4)))) [2018-12-31 09:45:23,536 INFO L448 ceAbstractionStarter]: For program point L931-8(lines 931 935) no Hoare annotation was computed. [2018-12-31 09:45:23,536 INFO L448 ceAbstractionStarter]: For program point L931-9(lines 931 935) no Hoare annotation was computed. [2018-12-31 09:45:23,536 INFO L448 ceAbstractionStarter]: For program point L931-11(lines 931 935) no Hoare annotation was computed. [2018-12-31 09:45:23,536 INFO L448 ceAbstractionStarter]: For program point L931-12(lines 931 935) no Hoare annotation was computed. [2018-12-31 09:45:23,536 INFO L448 ceAbstractionStarter]: For program point L931-14(lines 931 935) no Hoare annotation was computed. [2018-12-31 09:45:23,536 INFO L448 ceAbstractionStarter]: For program point L931-15(lines 931 935) no Hoare annotation was computed. [2018-12-31 09:45:23,536 INFO L448 ceAbstractionStarter]: For program point L931-17(lines 931 935) no Hoare annotation was computed. [2018-12-31 09:45:23,536 INFO L444 ceAbstractionStarter]: At program point L238(lines 234 240) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1)) [2018-12-31 09:45:23,536 INFO L444 ceAbstractionStarter]: At program point L736(lines 689 737) the Hoare annotation is: false [2018-12-31 09:45:23,537 INFO L451 ceAbstractionStarter]: At program point L274(lines 255 277) the Hoare annotation is: true [2018-12-31 09:45:23,537 INFO L448 ceAbstractionStarter]: For program point L77(lines 77 81) no Hoare annotation was computed. [2018-12-31 09:45:23,537 INFO L444 ceAbstractionStarter]: At program point L309(lines 304 312) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2018-12-31 09:45:23,537 INFO L444 ceAbstractionStarter]: At program point L937(lines 922 940) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1)) [2018-12-31 09:45:23,537 INFO L444 ceAbstractionStarter]: At program point L937-1(lines 922 940) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1)) [2018-12-31 09:45:23,537 INFO L444 ceAbstractionStarter]: At program point L937-2(lines 922 940) the Hoare annotation is: false [2018-12-31 09:45:23,537 INFO L444 ceAbstractionStarter]: At program point L937-3(lines 922 940) the Hoare annotation is: false [2018-12-31 09:45:23,537 INFO L444 ceAbstractionStarter]: At program point L937-4(lines 922 940) the Hoare annotation is: false [2018-12-31 09:45:23,537 INFO L444 ceAbstractionStarter]: At program point L937-5(lines 922 940) the Hoare annotation is: false [2018-12-31 09:45:23,538 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-31 09:45:23,538 INFO L448 ceAbstractionStarter]: For program point L145-1(line 145) no Hoare annotation was computed. [2018-12-31 09:45:23,538 INFO L448 ceAbstractionStarter]: For program point L145-2(line 145) no Hoare annotation was computed. [2018-12-31 09:45:23,538 INFO L444 ceAbstractionStarter]: At program point L873(lines 866 876) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4) .cse5) (and (not (= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) (not .cse0) (and .cse1 .cse3 .cse4) .cse5 (not .cse2)))) [2018-12-31 09:45:23,538 INFO L444 ceAbstractionStarter]: At program point L873-1(lines 866 876) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1)) [2018-12-31 09:45:23,538 INFO L444 ceAbstractionStarter]: At program point L873-2(lines 866 876) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (not (= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) (not .cse0) .cse1 .cse2 .cse3 .cse4 .cse5 (not .cse6)) (and .cse0 .cse1 .cse6 .cse2 .cse3 .cse4 .cse5))) [2018-12-31 09:45:23,538 INFO L444 ceAbstractionStarter]: At program point L873-3(lines 866 876) the Hoare annotation is: false [2018-12-31 09:45:23,539 INFO L444 ceAbstractionStarter]: At program point L873-4(lines 866 876) the Hoare annotation is: false [2018-12-31 09:45:23,539 INFO L444 ceAbstractionStarter]: At program point L873-5(lines 866 876) the Hoare annotation is: false [2018-12-31 09:45:23,539 INFO L444 ceAbstractionStarter]: At program point L873-6(lines 866 876) the Hoare annotation is: false [2018-12-31 09:45:23,539 INFO L444 ceAbstractionStarter]: At program point L873-7(lines 866 876) the Hoare annotation is: false [2018-12-31 09:45:23,539 INFO L444 ceAbstractionStarter]: At program point L873-8(lines 866 876) the Hoare annotation is: false [2018-12-31 09:45:23,539 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 716) no Hoare annotation was computed. [2018-12-31 09:45:23,539 INFO L444 ceAbstractionStarter]: At program point L710-1(lines 710 716) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1)) [2018-12-31 09:45:23,539 INFO L448 ceAbstractionStarter]: For program point L812(lines 812 829) no Hoare annotation was computed. [2018-12-31 09:45:23,539 INFO L448 ceAbstractionStarter]: For program point L812-1(lines 812 829) no Hoare annotation was computed. [2018-12-31 09:45:23,540 INFO L448 ceAbstractionStarter]: For program point L812-2(lines 812 829) no Hoare annotation was computed. [2018-12-31 09:45:23,540 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2018-12-31 09:45:23,540 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:45:23,540 INFO L448 ceAbstractionStarter]: For program point L53(lines 53 57) no Hoare annotation was computed. [2018-12-31 09:45:23,540 INFO L448 ceAbstractionStarter]: For program point L53-3(lines 53 57) no Hoare annotation was computed. [2018-12-31 09:45:23,540 INFO L448 ceAbstractionStarter]: For program point L53-6(lines 53 57) no Hoare annotation was computed. [2018-12-31 09:45:23,540 INFO L448 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-12-31 09:45:23,540 INFO L448 ceAbstractionStarter]: For program point L848-2(lines 848 854) no Hoare annotation was computed. [2018-12-31 09:45:23,540 INFO L448 ceAbstractionStarter]: For program point L848-4(lines 848 854) no Hoare annotation was computed. [2018-12-31 09:45:23,540 INFO L448 ceAbstractionStarter]: For program point L848-6(lines 848 854) no Hoare annotation was computed. [2018-12-31 09:45:23,541 INFO L448 ceAbstractionStarter]: For program point L848-8(lines 848 854) no Hoare annotation was computed. [2018-12-31 09:45:23,541 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2018-12-31 09:45:23,541 INFO L448 ceAbstractionStarter]: For program point L848-10(lines 848 854) no Hoare annotation was computed. [2018-12-31 09:45:23,541 INFO L444 ceAbstractionStarter]: At program point L882(lines 877 885) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~methaneLevelCritical~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) [2018-12-31 09:45:23,541 INFO L444 ceAbstractionStarter]: At program point L882-1(lines 877 885) the Hoare annotation is: false [2018-12-31 09:45:23,541 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 824) no Hoare annotation was computed. [2018-12-31 09:45:23,541 INFO L444 ceAbstractionStarter]: At program point L882-2(lines 877 885) the Hoare annotation is: false [2018-12-31 09:45:23,541 INFO L448 ceAbstractionStarter]: For program point L816-1(lines 816 824) no Hoare annotation was computed. [2018-12-31 09:45:23,541 INFO L448 ceAbstractionStarter]: For program point L816-2(lines 816 824) no Hoare annotation was computed. [2018-12-31 09:45:23,541 INFO L444 ceAbstractionStarter]: At program point L189-2(lines 189 203) the Hoare annotation is: false [2018-12-31 09:45:23,542 INFO L444 ceAbstractionStarter]: At program point L90(lines 85 93) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4) .cse5) (and (not .cse0) (and .cse1 .cse3 .cse4) .cse5 (not .cse2)))) [2018-12-31 09:45:23,542 INFO L444 ceAbstractionStarter]: At program point L90-1(lines 85 93) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1)) [2018-12-31 09:45:23,542 INFO L444 ceAbstractionStarter]: At program point L90-2(lines 85 93) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (not .cse0) .cse1 .cse2 .cse3 .cse4 .cse5 (not .cse6)) (and .cse0 .cse1 .cse6 .cse2 .cse3 .cse4 .cse5))) [2018-12-31 09:45:23,542 INFO L444 ceAbstractionStarter]: At program point L90-3(lines 85 93) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (and (not .cse0) (and .cse1 .cse2 .cse3 (= ~pumpRunning~0 0))) .cse4 (not .cse5)) (and .cse0 .cse1 .cse5 .cse2 .cse3 .cse4))) [2018-12-31 09:45:23,542 INFO L444 ceAbstractionStarter]: At program point L90-4(lines 85 93) the Hoare annotation is: false [2018-12-31 09:45:23,542 INFO L444 ceAbstractionStarter]: At program point L90-5(lines 85 93) the Hoare annotation is: false [2018-12-31 09:45:23,542 INFO L444 ceAbstractionStarter]: At program point L90-6(lines 85 93) the Hoare annotation is: false [2018-12-31 09:45:23,542 INFO L444 ceAbstractionStarter]: At program point L90-7(lines 85 93) the Hoare annotation is: false [2018-12-31 09:45:23,543 INFO L444 ceAbstractionStarter]: At program point L90-8(lines 85 93) the Hoare annotation is: false [2018-12-31 09:45:23,543 INFO L444 ceAbstractionStarter]: At program point L90-9(lines 85 93) the Hoare annotation is: false [2018-12-31 09:45:23,543 INFO L444 ceAbstractionStarter]: At program point L90-10(lines 85 93) the Hoare annotation is: false [2018-12-31 09:45:23,543 INFO L444 ceAbstractionStarter]: At program point L90-11(lines 85 93) the Hoare annotation is: false [2018-12-31 09:45:23,543 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:45:23,543 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-31 09:45:23,548 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2018-12-31 09:45:23,548 INFO L448 ceAbstractionStarter]: For program point L786(lines 786 803) no Hoare annotation was computed. [2018-12-31 09:45:23,548 INFO L448 ceAbstractionStarter]: For program point L786-1(lines 786 803) no Hoare annotation was computed. [2018-12-31 09:45:23,548 INFO L448 ceAbstractionStarter]: For program point L720(lines 720 731) no Hoare annotation was computed. [2018-12-31 09:45:23,548 INFO L448 ceAbstractionStarter]: For program point L786-2(lines 786 803) no Hoare annotation was computed. [2018-12-31 09:45:23,548 INFO L448 ceAbstractionStarter]: For program point L786-3(lines 786 803) no Hoare annotation was computed. [2018-12-31 09:45:23,548 INFO L448 ceAbstractionStarter]: For program point L786-4(lines 786 803) no Hoare annotation was computed. [2018-12-31 09:45:23,548 INFO L448 ceAbstractionStarter]: For program point L786-5(lines 786 803) no Hoare annotation was computed. [2018-12-31 09:45:23,549 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 172) no Hoare annotation was computed. [2018-12-31 09:45:23,549 INFO L444 ceAbstractionStarter]: At program point L159-1(lines 1 940) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4) .cse5) (and .cse0 .cse1 .cse6 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0) .cse2 .cse3 .cse5) (and (not .cse6) (and (= 1 ~systemActive~0) .cse1 .cse2 .cse3 .cse4)))) [2018-12-31 09:45:23,549 INFO L448 ceAbstractionStarter]: For program point L159-2(lines 159 172) no Hoare annotation was computed. [2018-12-31 09:45:23,549 INFO L444 ceAbstractionStarter]: At program point L159-3(lines 1 940) the Hoare annotation is: false [2018-12-31 09:45:23,549 INFO L448 ceAbstractionStarter]: For program point L159-4(lines 159 172) no Hoare annotation was computed. [2018-12-31 09:45:23,549 INFO L444 ceAbstractionStarter]: At program point L159-5(lines 1 940) the Hoare annotation is: false [2018-12-31 09:45:23,549 INFO L444 ceAbstractionStarter]: At program point L754(lines 753 772) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1)) [2018-12-31 09:45:23,549 INFO L448 ceAbstractionStarter]: For program point L754-1(lines 754 760) no Hoare annotation was computed. [2018-12-31 09:45:23,550 INFO L444 ceAbstractionStarter]: At program point L754-2(lines 753 772) the Hoare annotation is: false [2018-12-31 09:45:23,552 INFO L444 ceAbstractionStarter]: At program point L754-3(lines 753 772) the Hoare annotation is: false [2018-12-31 09:45:23,552 INFO L448 ceAbstractionStarter]: For program point L193(lines 193 197) no Hoare annotation was computed. [2018-12-31 09:45:23,552 INFO L448 ceAbstractionStarter]: For program point L193-1(lines 754 760) no Hoare annotation was computed. [2018-12-31 09:45:23,552 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:45:23,552 INFO L448 ceAbstractionStarter]: For program point L790(lines 790 798) no Hoare annotation was computed. [2018-12-31 09:45:23,552 INFO L448 ceAbstractionStarter]: For program point L790-1(lines 790 798) no Hoare annotation was computed. [2018-12-31 09:45:23,552 INFO L448 ceAbstractionStarter]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2018-12-31 09:45:23,552 INFO L448 ceAbstractionStarter]: For program point L691(lines 690 735) no Hoare annotation was computed. [2018-12-31 09:45:23,552 INFO L448 ceAbstractionStarter]: For program point L790-3(lines 790 798) no Hoare annotation was computed. [2018-12-31 09:45:23,553 INFO L448 ceAbstractionStarter]: For program point L790-4(lines 790 798) no Hoare annotation was computed. [2018-12-31 09:45:23,553 INFO L448 ceAbstractionStarter]: For program point L790-5(lines 790 798) no Hoare annotation was computed. [2018-12-31 09:45:23,553 INFO L448 ceAbstractionStarter]: For program point L163(lines 163 169) no Hoare annotation was computed. [2018-12-31 09:45:23,553 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-12-31 09:45:23,553 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 130 136) no Hoare annotation was computed. [2018-12-31 09:45:23,553 INFO L448 ceAbstractionStarter]: For program point L163-2(lines 163 169) no Hoare annotation was computed. [2018-12-31 09:45:23,553 INFO L448 ceAbstractionStarter]: For program point L130-2(lines 130 136) no Hoare annotation was computed. [2018-12-31 09:45:23,553 INFO L448 ceAbstractionStarter]: For program point L130-3(lines 130 136) no Hoare annotation was computed. [2018-12-31 09:45:23,553 INFO L448 ceAbstractionStarter]: For program point L163-4(lines 163 169) no Hoare annotation was computed. [2018-12-31 09:45:23,553 INFO L448 ceAbstractionStarter]: For program point L130-4(lines 130 136) no Hoare annotation was computed. [2018-12-31 09:45:23,553 INFO L448 ceAbstractionStarter]: For program point L130-5(lines 130 136) no Hoare annotation was computed. [2018-12-31 09:45:23,553 INFO L448 ceAbstractionStarter]: For program point L692(lines 692 696) no Hoare annotation was computed. [2018-12-31 09:45:23,554 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-12-31 09:45:23,554 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:45:23,554 INFO L448 ceAbstractionStarter]: For program point L726(lines 726 730) no Hoare annotation was computed. [2018-12-31 09:45:23,554 INFO L448 ceAbstractionStarter]: For program point L726-2(lines 754 760) no Hoare annotation was computed. [2018-12-31 09:45:23,554 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 272) no Hoare annotation was computed. [2018-12-31 09:45:23,554 INFO L451 ceAbstractionStarter]: At program point L265-1(lines 265 272) the Hoare annotation is: true [2018-12-31 09:45:23,554 INFO L444 ceAbstractionStarter]: At program point L761(lines 761 767) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0)) .cse3) (and (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2) .cse3))) [2018-12-31 09:45:23,554 INFO L444 ceAbstractionStarter]: At program point L761-1(lines 761 767) the Hoare annotation is: false [2018-12-31 09:45:23,554 INFO L444 ceAbstractionStarter]: At program point L761-2(lines 761 767) the Hoare annotation is: false [2018-12-31 09:45:23,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:45:23 BoogieIcfgContainer [2018-12-31 09:45:23,607 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:45:23,608 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:45:23,608 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:45:23,608 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:45:23,609 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:45:08" (3/4) ... [2018-12-31 09:45:23,614 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:45:23,651 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:45:23,653 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-12-31 09:45:23,654 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-31 09:45:23,656 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-31 09:45:23,657 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:45:23,659 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:45:23,697 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && waterLevel == 1) && \result == systemActive) && pumpRunning == 0 [2018-12-31 09:45:23,697 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && waterLevel == 1) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1 [2018-12-31 09:45:23,698 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == methaneLevelCritical && splverifierCounter == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || ((((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == 0) && tmp == systemActive) && \result == systemActive) && tmp == 1)) || (!(0 == \result) && (((1 == systemActive && splverifierCounter == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) [2018-12-31 09:45:23,699 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == methaneLevelCritical && splverifierCounter == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || ((((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == 0) && tmp == systemActive) && \result == systemActive) && tmp == 1)) || (!(0 == \result) && (((1 == systemActive && splverifierCounter == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) [2018-12-31 09:45:23,699 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1 [2018-12-31 09:45:23,702 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1 [2018-12-31 09:45:23,704 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && tmp == 1) [2018-12-31 09:45:23,706 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == methaneLevelCritical) && ((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) && !(0 == \result)) || (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && tmp == 1) [2018-12-31 09:45:23,707 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && tmp == 1) || (((!(0 == methaneLevelCritical) && (splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && !(0 == \result)) [2018-12-31 09:45:23,709 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && tmp == 1) || ((((!(0 == \result) && !(0 == methaneLevelCritical)) && (splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && !(0 == \result)) [2018-12-31 09:45:23,711 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1 [2018-12-31 09:45:23,712 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == \result && !(0 == methaneLevelCritical)) && splverifierCounter == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) && !(0 == \result) [2018-12-31 09:45:23,715 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1 [2018-12-31 09:45:23,718 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1 [2018-12-31 09:45:23,723 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == methaneLevelCritical) && splverifierCounter == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) && !(0 == \result)) || ((((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) [2018-12-31 09:45:23,724 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1 [2018-12-31 09:45:23,724 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0 == \result) && !(0 == methaneLevelCritical)) && splverifierCounter == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) && !(0 == \result)) || ((((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) [2018-12-31 09:45:23,725 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1 [2018-12-31 09:45:23,725 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1 [2018-12-31 09:45:23,855 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:45:23,855 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:45:23,856 INFO L168 Benchmark]: Toolchain (without parser) took 18072.22 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 300.9 MB). Free memory was 948.7 MB in the beginning and 935.0 MB in the end (delta: 13.6 MB). Peak memory consumption was 314.6 MB. Max. memory is 11.5 GB. [2018-12-31 09:45:23,857 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:45:23,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 791.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -184.8 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-12-31 09:45:23,859 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.72 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. [2018-12-31 09:45:23,859 INFO L168 Benchmark]: Boogie Preprocessor took 63.47 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. [2018-12-31 09:45:23,861 INFO L168 Benchmark]: RCFGBuilder took 1965.08 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: 64.8 MB). Peak memory consumption was 64.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:45:23,861 INFO L168 Benchmark]: TraceAbstraction took 14888.78 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 154.7 MB). Free memory was 1.1 GB in the beginning and 944.3 MB in the end (delta: 117.8 MB). Peak memory consumption was 323.7 MB. Max. memory is 11.5 GB. [2018-12-31 09:45:23,862 INFO L168 Benchmark]: Witness Printer took 247.47 ms. Allocated memory is still 1.3 GB. Free memory was 944.3 MB in the beginning and 935.0 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 11.5 GB. [2018-12-31 09:45:23,866 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 791.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -184.8 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 109.72 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 63.47 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 1965.08 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: 64.8 MB). Peak memory consumption was 64.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14888.78 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 154.7 MB). Free memory was 1.1 GB in the beginning and 944.3 MB in the end (delta: 117.8 MB). Peak memory consumption was 323.7 MB. Max. memory is 11.5 GB. * Witness Printer took 247.47 ms. Allocated memory is still 1.3 GB. Free memory was 944.3 MB in the beginning and 935.0 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 145]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 145]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 145]: 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: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && tmp == 1) - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: ((((((0 == \result && !(0 == methaneLevelCritical)) && splverifierCounter == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) && !(0 == \result) - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && waterLevel == 1) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((0 == methaneLevelCritical && splverifierCounter == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || ((((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == 0) && tmp == systemActive) && \result == systemActive) && tmp == 1)) || (!(0 == \result) && (((1 == systemActive && splverifierCounter == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: ((((((0 == methaneLevelCritical && splverifierCounter == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || ((((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == 0) && tmp == systemActive) && \result == systemActive) && tmp == 1)) || (!(0 == \result) && (((1 == systemActive && splverifierCounter == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && tmp == 1) || (((!(0 == methaneLevelCritical) && (splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && !(0 == \result)) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && waterLevel == 1) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && tmp == 1) || ((((!(0 == \result) && !(0 == methaneLevelCritical)) && (splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && !(0 == \result)) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: (((((((!(0 == \result) && !(0 == methaneLevelCritical)) && splverifierCounter == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) && !(0 == \result)) || ((((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((!(0 == methaneLevelCritical) && ((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) && !(0 == \result)) || (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && tmp == 1) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: ((((((!(0 == methaneLevelCritical) && splverifierCounter == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) && !(0 == \result)) || ((((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 129 locations, 3 error locations. SAFE Result, 14.7s OverallTime, 11 OverallIterations, 2 TraceHistogramMax, 6.0s AutomataDifference, 0.0s DeadEndRemovalTime, 5.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1281 SDtfs, 1864 SDslu, 2244 SDs, 0 SdLazy, 378 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 114 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=198occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 879 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 54 PreInvPairs, 192 NumberOfFragments, 657 HoareAnnotationTreeSize, 54 FomulaSimplifications, 562235 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 54 FomulaSimplificationsInter, 75704 FormulaSimplificationTreeSizeReductionInter, 4.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 20272 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...