./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec5_product49_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f 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_spec5_product49_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 c3f15e5f0b48b2733d67e168986a8e79f37fa442 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 14:55:43,761 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 14:55:43,762 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 14:55:43,774 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 14:55:43,774 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 14:55:43,776 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 14:55:43,777 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 14:55:43,779 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 14:55:43,781 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 14:55:43,782 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 14:55:43,783 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 14:55:43,784 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 14:55:43,784 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 14:55:43,786 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 14:55:43,787 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 14:55:43,788 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 14:55:43,789 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 14:55:43,791 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 14:55:43,793 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 14:55:43,795 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 14:55:43,797 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 14:55:43,798 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 14:55:43,801 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 14:55:43,802 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 14:55:43,802 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 14:55:43,803 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 14:55:43,805 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 14:55:43,806 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 14:55:43,807 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 14:55:43,809 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 14:55:43,809 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 14:55:43,810 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 14:55:43,810 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 14:55:43,811 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 14:55:43,812 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 14:55:43,813 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 14:55:43,814 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 14:55:43,830 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 14:55:43,832 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 14:55:43,834 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 14:55:43,835 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 14:55:43,836 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 14:55:43,836 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 14:55:43,836 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 14:55:43,836 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 14:55:43,836 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 14:55:43,837 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 14:55:43,837 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 14:55:43,837 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 14:55:43,837 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 14:55:43,837 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 14:55:43,837 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 14:55:43,838 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 14:55:43,840 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 14:55:43,840 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 14:55:43,840 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 14:55:43,840 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 14:55:43,841 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 14:55:43,843 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:55:43,843 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 14:55:43,843 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 14:55:43,843 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 14:55:43,843 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 14:55:43,844 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 14:55:43,844 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 14:55:43,844 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 -> c3f15e5f0b48b2733d67e168986a8e79f37fa442 [2019-01-12 14:55:43,898 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 14:55:43,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 14:55:43,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 14:55:43,927 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 14:55:43,927 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 14:55:43,929 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec5_product49_true-unreach-call_false-termination.cil.c [2019-01-12 14:55:43,993 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebb79e5c9/ecea2028f4db4a7aa24c02ee7e85cc03/FLAG79770d1c8 [2019-01-12 14:55:44,465 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 14:55:44,466 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec5_product49_true-unreach-call_false-termination.cil.c [2019-01-12 14:55:44,479 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebb79e5c9/ecea2028f4db4a7aa24c02ee7e85cc03/FLAG79770d1c8 [2019-01-12 14:55:44,786 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebb79e5c9/ecea2028f4db4a7aa24c02ee7e85cc03 [2019-01-12 14:55:44,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 14:55:44,792 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 14:55:44,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 14:55:44,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 14:55:44,797 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 14:55:44,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:55:44" (1/1) ... [2019-01-12 14:55:44,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4030460c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:44, skipping insertion in model container [2019-01-12 14:55:44,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:55:44" (1/1) ... [2019-01-12 14:55:44,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 14:55:44,871 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 14:55:45,293 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:55:45,315 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 14:55:45,529 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:55:45,575 INFO L195 MainTranslator]: Completed translation [2019-01-12 14:55:45,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:45 WrapperNode [2019-01-12 14:55:45,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 14:55:45,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 14:55:45,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 14:55:45,578 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 14:55:45,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:45" (1/1) ... [2019-01-12 14:55:45,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:45" (1/1) ... [2019-01-12 14:55:45,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 14:55:45,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 14:55:45,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 14:55:45,668 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 14:55:45,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:45" (1/1) ... [2019-01-12 14:55:45,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:45" (1/1) ... [2019-01-12 14:55:45,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:45" (1/1) ... [2019-01-12 14:55:45,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:45" (1/1) ... [2019-01-12 14:55:45,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:45" (1/1) ... [2019-01-12 14:55:45,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:45" (1/1) ... [2019-01-12 14:55:45,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:45" (1/1) ... [2019-01-12 14:55:45,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 14:55:45,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 14:55:45,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 14:55:45,761 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 14:55:45,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:45" (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 [2019-01-12 14:55:45,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 14:55:45,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 14:55:45,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 14:55:45,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 14:55:47,283 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 14:55:47,283 INFO L286 CfgBuilder]: Removed 170 assue(true) statements. [2019-01-12 14:55:47,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:55:47 BoogieIcfgContainer [2019-01-12 14:55:47,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 14:55:47,286 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 14:55:47,286 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 14:55:47,290 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 14:55:47,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 02:55:44" (1/3) ... [2019-01-12 14:55:47,291 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b9c20d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:55:47, skipping insertion in model container [2019-01-12 14:55:47,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:45" (2/3) ... [2019-01-12 14:55:47,292 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b9c20d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:55:47, skipping insertion in model container [2019-01-12 14:55:47,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:55:47" (3/3) ... [2019-01-12 14:55:47,295 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product49_true-unreach-call_false-termination.cil.c [2019-01-12 14:55:47,306 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 14:55:47,315 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-01-12 14:55:47,333 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-01-12 14:55:47,365 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 14:55:47,366 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 14:55:47,366 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 14:55:47,367 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 14:55:47,367 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 14:55:47,367 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 14:55:47,367 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 14:55:47,368 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 14:55:47,368 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 14:55:47,390 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states. [2019-01-12 14:55:47,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-12 14:55:47,397 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:47,398 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:55:47,400 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:47,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:47,405 INFO L82 PathProgramCache]: Analyzing trace with hash -988495008, now seen corresponding path program 1 times [2019-01-12 14:55:47,407 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:47,407 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:47,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:47,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:47,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:47,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:47,668 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:47,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:55:47,673 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 14:55:47,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 14:55:47,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:55:47,691 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 2 states. [2019-01-12 14:55:47,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:47,724 INFO L93 Difference]: Finished difference Result 245 states and 370 transitions. [2019-01-12 14:55:47,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 14:55:47,725 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-01-12 14:55:47,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:47,741 INFO L225 Difference]: With dead ends: 245 [2019-01-12 14:55:47,741 INFO L226 Difference]: Without dead ends: 122 [2019-01-12 14:55:47,745 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 [2019-01-12 14:55:47,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2019-01-12 14:55:47,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2019-01-12 14:55:47,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2019-01-12 14:55:47,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 177 transitions. [2019-01-12 14:55:47,795 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 177 transitions. Word has length 19 [2019-01-12 14:55:47,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:47,796 INFO L480 AbstractCegarLoop]: Abstraction has 122 states and 177 transitions. [2019-01-12 14:55:47,796 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 14:55:47,796 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 177 transitions. [2019-01-12 14:55:47,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-12 14:55:47,798 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:47,798 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] [2019-01-12 14:55:47,798 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:47,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:47,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1803446273, now seen corresponding path program 1 times [2019-01-12 14:55:47,800 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:47,800 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:47,802 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:47,802 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:47,802 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:47,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:47,992 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:47,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:55:47,995 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:55:47,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:55:47,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:55:47,996 INFO L87 Difference]: Start difference. First operand 122 states and 177 transitions. Second operand 3 states. [2019-01-12 14:55:48,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:48,022 INFO L93 Difference]: Finished difference Result 122 states and 177 transitions. [2019-01-12 14:55:48,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:55:48,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-01-12 14:55:48,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:48,025 INFO L225 Difference]: With dead ends: 122 [2019-01-12 14:55:48,025 INFO L226 Difference]: Without dead ends: 51 [2019-01-12 14:55:48,027 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 [2019-01-12 14:55:48,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2019-01-12 14:55:48,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2019-01-12 14:55:48,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2019-01-12 14:55:48,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2019-01-12 14:55:48,034 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 20 [2019-01-12 14:55:48,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:48,034 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2019-01-12 14:55:48,034 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:55:48,035 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2019-01-12 14:55:48,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-01-12 14:55:48,037 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:48,037 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] [2019-01-12 14:55:48,037 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:48,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:48,038 INFO L82 PathProgramCache]: Analyzing trace with hash -842309608, now seen corresponding path program 1 times [2019-01-12 14:55:48,038 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:48,039 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:48,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:48,040 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:48,040 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:48,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:48,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:48,210 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:48,210 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:55:48,210 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:55:48,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:55:48,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:55:48,212 INFO L87 Difference]: Start difference. First operand 51 states and 73 transitions. Second operand 6 states. [2019-01-12 14:55:48,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:48,344 INFO L93 Difference]: Finished difference Result 95 states and 139 transitions. [2019-01-12 14:55:48,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 14:55:48,348 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2019-01-12 14:55:48,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:48,349 INFO L225 Difference]: With dead ends: 95 [2019-01-12 14:55:48,349 INFO L226 Difference]: Without dead ends: 51 [2019-01-12 14:55:48,350 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 [2019-01-12 14:55:48,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2019-01-12 14:55:48,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2019-01-12 14:55:48,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2019-01-12 14:55:48,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 72 transitions. [2019-01-12 14:55:48,359 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 72 transitions. Word has length 26 [2019-01-12 14:55:48,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:48,360 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 72 transitions. [2019-01-12 14:55:48,360 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:55:48,360 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2019-01-12 14:55:48,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-01-12 14:55:48,362 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:48,362 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] [2019-01-12 14:55:48,362 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:48,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:48,363 INFO L82 PathProgramCache]: Analyzing trace with hash 674402038, now seen corresponding path program 1 times [2019-01-12 14:55:48,364 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:48,364 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:48,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:48,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:48,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:48,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:48,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:48,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:48,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:55:48,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:55:48,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:55:48,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:55:48,479 INFO L87 Difference]: Start difference. First operand 51 states and 72 transitions. Second operand 3 states. [2019-01-12 14:55:48,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:48,618 INFO L93 Difference]: Finished difference Result 119 states and 171 transitions. [2019-01-12 14:55:48,619 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:55:48,619 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2019-01-12 14:55:48,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:48,620 INFO L225 Difference]: With dead ends: 119 [2019-01-12 14:55:48,621 INFO L226 Difference]: Without dead ends: 75 [2019-01-12 14:55:48,622 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 [2019-01-12 14:55:48,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2019-01-12 14:55:48,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 73. [2019-01-12 14:55:48,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-01-12 14:55:48,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2019-01-12 14:55:48,633 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 28 [2019-01-12 14:55:48,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:48,633 INFO L480 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2019-01-12 14:55:48,633 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:55:48,634 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2019-01-12 14:55:48,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-12 14:55:48,636 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:48,636 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] [2019-01-12 14:55:48,636 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:48,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:48,637 INFO L82 PathProgramCache]: Analyzing trace with hash 950754951, now seen corresponding path program 1 times [2019-01-12 14:55:48,638 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:48,638 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:48,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:48,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:48,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:48,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:48,851 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:48,851 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 14:55:48,851 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:55:48,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:55:48,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:55:48,852 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 6 states. [2019-01-12 14:55:49,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:49,377 INFO L93 Difference]: Finished difference Result 263 states and 373 transitions. [2019-01-12 14:55:49,378 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-12 14:55:49,378 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2019-01-12 14:55:49,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:49,381 INFO L225 Difference]: With dead ends: 263 [2019-01-12 14:55:49,381 INFO L226 Difference]: Without dead ends: 197 [2019-01-12 14:55:49,382 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-01-12 14:55:49,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2019-01-12 14:55:49,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 77. [2019-01-12 14:55:49,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2019-01-12 14:55:49,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 106 transitions. [2019-01-12 14:55:49,400 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 106 transitions. Word has length 34 [2019-01-12 14:55:49,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:49,401 INFO L480 AbstractCegarLoop]: Abstraction has 77 states and 106 transitions. [2019-01-12 14:55:49,401 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:55:49,401 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 106 transitions. [2019-01-12 14:55:49,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-12 14:55:49,403 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:49,404 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] [2019-01-12 14:55:49,404 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:49,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:49,404 INFO L82 PathProgramCache]: Analyzing trace with hash 249690373, now seen corresponding path program 1 times [2019-01-12 14:55:49,405 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:49,406 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:49,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:49,408 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:49,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:49,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:49,662 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:49,662 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:55:49,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:55:49,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:55:49,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:55:49,664 INFO L87 Difference]: Start difference. First operand 77 states and 106 transitions. Second operand 5 states. [2019-01-12 14:55:50,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:50,054 INFO L93 Difference]: Finished difference Result 202 states and 278 transitions. [2019-01-12 14:55:50,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 14:55:50,056 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-01-12 14:55:50,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:50,057 INFO L225 Difference]: With dead ends: 202 [2019-01-12 14:55:50,058 INFO L226 Difference]: Without dead ends: 132 [2019-01-12 14:55:50,058 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:55:50,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2019-01-12 14:55:50,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 83. [2019-01-12 14:55:50,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-01-12 14:55:50,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 112 transitions. [2019-01-12 14:55:50,092 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 112 transitions. Word has length 34 [2019-01-12 14:55:50,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:50,092 INFO L480 AbstractCegarLoop]: Abstraction has 83 states and 112 transitions. [2019-01-12 14:55:50,092 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:55:50,092 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 112 transitions. [2019-01-12 14:55:50,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-12 14:55:50,098 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:50,098 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] [2019-01-12 14:55:50,098 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:50,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:50,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1183154082, now seen corresponding path program 1 times [2019-01-12 14:55:50,099 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:50,099 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:50,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:50,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:50,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:50,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:50,246 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:50,247 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:55:50,247 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:55:50,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:55:50,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:55:50,248 INFO L87 Difference]: Start difference. First operand 83 states and 112 transitions. Second operand 5 states. [2019-01-12 14:55:50,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:50,887 INFO L93 Difference]: Finished difference Result 282 states and 383 transitions. [2019-01-12 14:55:50,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-12 14:55:50,889 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-01-12 14:55:50,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:50,891 INFO L225 Difference]: With dead ends: 282 [2019-01-12 14:55:50,892 INFO L226 Difference]: Without dead ends: 206 [2019-01-12 14:55:50,892 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:55:50,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2019-01-12 14:55:50,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 82. [2019-01-12 14:55:50,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2019-01-12 14:55:50,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 109 transitions. [2019-01-12 14:55:50,922 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 109 transitions. Word has length 34 [2019-01-12 14:55:50,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:50,924 INFO L480 AbstractCegarLoop]: Abstraction has 82 states and 109 transitions. [2019-01-12 14:55:50,924 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:55:50,924 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 109 transitions. [2019-01-12 14:55:50,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-12 14:55:50,928 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:50,928 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] [2019-01-12 14:55:50,929 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:50,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:50,929 INFO L82 PathProgramCache]: Analyzing trace with hash 363948937, now seen corresponding path program 1 times [2019-01-12 14:55:50,929 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:50,929 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:50,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:50,935 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:50,935 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:51,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:51,049 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:51,049 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:55:51,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:55:51,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:55:51,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:55:51,053 INFO L87 Difference]: Start difference. First operand 82 states and 109 transitions. Second operand 3 states. [2019-01-12 14:55:51,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:51,257 INFO L93 Difference]: Finished difference Result 185 states and 247 transitions. [2019-01-12 14:55:51,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:55:51,259 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-01-12 14:55:51,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:51,260 INFO L225 Difference]: With dead ends: 185 [2019-01-12 14:55:51,261 INFO L226 Difference]: Without dead ends: 110 [2019-01-12 14:55:51,261 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:55:51,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2019-01-12 14:55:51,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2019-01-12 14:55:51,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2019-01-12 14:55:51,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 143 transitions. [2019-01-12 14:55:51,288 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 143 transitions. Word has length 34 [2019-01-12 14:55:51,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:51,289 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 143 transitions. [2019-01-12 14:55:51,289 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:55:51,289 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 143 transitions. [2019-01-12 14:55:51,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-01-12 14:55:51,294 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:51,294 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] [2019-01-12 14:55:51,294 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:51,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:51,295 INFO L82 PathProgramCache]: Analyzing trace with hash -1031997239, now seen corresponding path program 1 times [2019-01-12 14:55:51,295 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:51,295 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:51,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:51,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:51,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:51,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:51,700 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:51,700 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 14:55:51,701 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:55:51,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:55:51,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:55:51,701 INFO L87 Difference]: Start difference. First operand 110 states and 143 transitions. Second operand 6 states. [2019-01-12 14:55:52,297 WARN L181 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-01-12 14:55:52,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:52,802 INFO L93 Difference]: Finished difference Result 413 states and 551 transitions. [2019-01-12 14:55:52,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-12 14:55:52,803 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2019-01-12 14:55:52,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:52,805 INFO L225 Difference]: With dead ends: 413 [2019-01-12 14:55:52,805 INFO L226 Difference]: Without dead ends: 338 [2019-01-12 14:55:52,806 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-01-12 14:55:52,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2019-01-12 14:55:52,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 155. [2019-01-12 14:55:52,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2019-01-12 14:55:52,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 199 transitions. [2019-01-12 14:55:52,836 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 199 transitions. Word has length 35 [2019-01-12 14:55:52,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:52,836 INFO L480 AbstractCegarLoop]: Abstraction has 155 states and 199 transitions. [2019-01-12 14:55:52,836 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:55:52,836 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 199 transitions. [2019-01-12 14:55:52,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-01-12 14:55:52,839 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:52,840 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2019-01-12 14:55:52,840 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:52,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:52,840 INFO L82 PathProgramCache]: Analyzing trace with hash -1199602114, now seen corresponding path program 1 times [2019-01-12 14:55:52,840 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:52,841 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:52,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:52,843 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:52,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:53,233 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:53,233 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-12 14:55:53,233 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-12 14:55:53,253 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:53,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 14:55:53,538 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:53,568 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-12 14:55:53,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2019-01-12 14:55:53,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-01-12 14:55:53,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-01-12 14:55:53,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2019-01-12 14:55:53,571 INFO L87 Difference]: Start difference. First operand 155 states and 199 transitions. Second operand 10 states. [2019-01-12 14:55:53,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:53,954 INFO L93 Difference]: Finished difference Result 312 states and 417 transitions. [2019-01-12 14:55:53,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-12 14:55:53,955 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2019-01-12 14:55:53,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:53,955 INFO L225 Difference]: With dead ends: 312 [2019-01-12 14:55:53,955 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 14:55:53,956 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2019-01-12 14:55:53,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 14:55:53,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 14:55:53,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 14:55:53,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 14:55:53,960 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-01-12 14:55:53,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:53,961 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 14:55:53,961 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-01-12 14:55:53,961 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 14:55:53,961 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 14:55:53,965 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 14:55:54,088 WARN L181 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 67 [2019-01-12 14:55:54,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:54,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:54,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:54,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:54,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:54,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:54,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:54,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:54,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:54,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:54,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:54,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:54,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:54,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:54,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:55,581 WARN L181 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 63 DAG size of output: 29 [2019-01-12 14:55:55,709 WARN L181 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 23 [2019-01-12 14:55:55,976 WARN L181 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 29 [2019-01-12 14:55:56,131 WARN L181 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 26 [2019-01-12 14:55:56,282 WARN L181 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 27 [2019-01-12 14:55:56,573 WARN L181 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 35 [2019-01-12 14:55:56,876 WARN L181 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 29 [2019-01-12 14:55:57,183 WARN L181 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2019-01-12 14:55:57,500 WARN L181 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 31 [2019-01-12 14:55:57,843 WARN L181 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 21 [2019-01-12 14:55:57,847 INFO L444 ceAbstractionStarter]: At program point L564(lines 559 567) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-01-12 14:55:57,848 INFO L448 ceAbstractionStarter]: For program point L267(lines 267 271) no Hoare annotation was computed. [2019-01-12 14:55:57,848 INFO L444 ceAbstractionStarter]: At program point L69(lines 69 75) the Hoare annotation is: (let ((.cse5 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (= ULTIMATE.start_main_~tmp~5 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~5 1))) (or (and .cse0 (and (and .cse1 .cse2 .cse3 .cse4) (= 0 ~pumpRunning~0))) (and .cse5 (and (<= 2 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3 .cse4)) (and (<= 1 ~switchedOnBeforeTS~0) .cse5 (and .cse1 .cse0 .cse2 .cse3 .cse4) (<= 1 |ULTIMATE.start_isPumpRunning_#res|)))) [2019-01-12 14:55:57,848 INFO L444 ceAbstractionStarter]: At program point L69-1(lines 69 75) the Hoare annotation is: false [2019-01-12 14:55:57,848 INFO L444 ceAbstractionStarter]: At program point L69-2(lines 69 75) the Hoare annotation is: false [2019-01-12 14:55:57,848 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 305) no Hoare annotation was computed. [2019-01-12 14:55:57,848 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 428) no Hoare annotation was computed. [2019-01-12 14:55:57,848 INFO L448 ceAbstractionStarter]: For program point L301-2(lines 295 306) no Hoare annotation was computed. [2019-01-12 14:55:57,849 INFO L448 ceAbstractionStarter]: For program point L962(lines 962 979) no Hoare annotation was computed. [2019-01-12 14:55:57,849 INFO L444 ceAbstractionStarter]: At program point L962-1(lines 1 982) the Hoare annotation is: (let ((.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse1 (= ULTIMATE.start_main_~tmp~5 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~5 1))) (or (and (and (and .cse0 .cse1 .cse2 .cse3) (= 0 ~pumpRunning~0)) .cse4) (and (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) (<= 2 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) (<= 2 ~waterLevel~0) .cse0 .cse4 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (= 1 ~systemActive~0) .cse5 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3) (and (<= 1 ~switchedOnBeforeTS~0) .cse5 (and .cse0 .cse4 .cse1 .cse2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-01-12 14:55:57,849 INFO L448 ceAbstractionStarter]: For program point L962-2(lines 962 979) no Hoare annotation was computed. [2019-01-12 14:55:57,849 INFO L444 ceAbstractionStarter]: At program point L962-3(lines 1 982) the Hoare annotation is: false [2019-01-12 14:55:57,849 INFO L448 ceAbstractionStarter]: For program point L962-4(lines 962 979) no Hoare annotation was computed. [2019-01-12 14:55:57,849 INFO L444 ceAbstractionStarter]: At program point L962-5(lines 1 982) the Hoare annotation is: false [2019-01-12 14:55:57,849 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 410) no Hoare annotation was computed. [2019-01-12 14:55:57,849 INFO L448 ceAbstractionStarter]: For program point L404-1(lines 404 410) no Hoare annotation was computed. [2019-01-12 14:55:57,849 INFO L448 ceAbstractionStarter]: For program point L404-2(lines 404 410) no Hoare annotation was computed. [2019-01-12 14:55:57,850 INFO L448 ceAbstractionStarter]: For program point L404-3(lines 404 410) no Hoare annotation was computed. [2019-01-12 14:55:57,850 INFO L448 ceAbstractionStarter]: For program point L404-4(lines 404 410) no Hoare annotation was computed. [2019-01-12 14:55:57,850 INFO L448 ceAbstractionStarter]: For program point L404-5(lines 404 410) no Hoare annotation was computed. [2019-01-12 14:55:57,850 INFO L444 ceAbstractionStarter]: At program point L173(lines 168 176) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= ULTIMATE.start_main_~tmp~5 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse6 (= ULTIMATE.start_main_~tmp~5 1))) (or (and .cse0 .cse1 (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5)) (and .cse3 (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (and .cse2 .cse4 .cse5 .cse6) (= 0 ~pumpRunning~0))) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 (and .cse2 .cse3 .cse4 .cse5) .cse1 .cse6))) [2019-01-12 14:55:57,850 INFO L444 ceAbstractionStarter]: At program point L173-1(lines 168 176) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse1 (= ULTIMATE.start_main_~tmp~5 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~5 1))) (or (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (and .cse0 .cse1 .cse2 .cse3) (= 0 ~pumpRunning~0) .cse4) (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse0 .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse3))) [2019-01-12 14:55:57,850 INFO L444 ceAbstractionStarter]: At program point L173-2(lines 168 176) the Hoare annotation is: false [2019-01-12 14:55:57,850 INFO L444 ceAbstractionStarter]: At program point L173-3(lines 168 176) the Hoare annotation is: false [2019-01-12 14:55:57,850 INFO L444 ceAbstractionStarter]: At program point L173-4(lines 168 176) the Hoare annotation is: false [2019-01-12 14:55:57,851 INFO L444 ceAbstractionStarter]: At program point L173-5(lines 168 176) the Hoare annotation is: false [2019-01-12 14:55:57,851 INFO L448 ceAbstractionStarter]: For program point L966(lines 966 976) no Hoare annotation was computed. [2019-01-12 14:55:57,851 INFO L448 ceAbstractionStarter]: For program point L966-2(lines 966 976) no Hoare annotation was computed. [2019-01-12 14:55:57,851 INFO L448 ceAbstractionStarter]: For program point L966-4(lines 966 976) no Hoare annotation was computed. [2019-01-12 14:55:57,851 INFO L448 ceAbstractionStarter]: For program point L339(lines 339 343) no Hoare annotation was computed. [2019-01-12 14:55:57,851 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 428) no Hoare annotation was computed. [2019-01-12 14:55:57,851 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 973) no Hoare annotation was computed. [2019-01-12 14:55:57,851 INFO L448 ceAbstractionStarter]: For program point L967-2(lines 967 973) no Hoare annotation was computed. [2019-01-12 14:55:57,851 INFO L448 ceAbstractionStarter]: For program point L967-4(lines 967 973) no Hoare annotation was computed. [2019-01-12 14:55:57,852 INFO L448 ceAbstractionStarter]: For program point L241(lines 241 245) no Hoare annotation was computed. [2019-01-12 14:55:57,852 INFO L448 ceAbstractionStarter]: For program point L241-2(lines 241 245) no Hoare annotation was computed. [2019-01-12 14:55:57,852 INFO L448 ceAbstractionStarter]: For program point L241-3(lines 241 245) no Hoare annotation was computed. [2019-01-12 14:55:57,852 INFO L448 ceAbstractionStarter]: For program point L241-5(lines 241 245) no Hoare annotation was computed. [2019-01-12 14:55:57,852 INFO L448 ceAbstractionStarter]: For program point L241-6(lines 241 245) no Hoare annotation was computed. [2019-01-12 14:55:57,852 INFO L448 ceAbstractionStarter]: For program point L241-8(lines 241 245) no Hoare annotation was computed. [2019-01-12 14:55:57,852 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 281) no Hoare annotation was computed. [2019-01-12 14:55:57,852 INFO L444 ceAbstractionStarter]: At program point L275-1(lines 275 281) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ULTIMATE.start_main_~tmp~5 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= ULTIMATE.start_main_~tmp~5 1))) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5) (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (and (and (and .cse1 .cse3 .cse4 .cse5) (= 0 ~pumpRunning~0)) .cse2) (and .cse0 (and (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4 .cse5)))) [2019-01-12 14:55:57,852 INFO L444 ceAbstractionStarter]: At program point L409(lines 400 413) the Hoare annotation is: false [2019-01-12 14:55:57,853 INFO L444 ceAbstractionStarter]: At program point L409-1(lines 400 413) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ULTIMATE.start_main_~tmp~5 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_main_~tmp~5 1))) (or (and (not (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) .cse5))) [2019-01-12 14:55:57,853 INFO L444 ceAbstractionStarter]: At program point L409-2(lines 400 413) the Hoare annotation is: false [2019-01-12 14:55:57,853 INFO L444 ceAbstractionStarter]: At program point L409-3(lines 400 413) the Hoare annotation is: false [2019-01-12 14:55:57,853 INFO L444 ceAbstractionStarter]: At program point L409-4(lines 400 413) the Hoare annotation is: false [2019-01-12 14:55:57,853 INFO L444 ceAbstractionStarter]: At program point L409-5(lines 400 413) the Hoare annotation is: false [2019-01-12 14:55:57,853 INFO L444 ceAbstractionStarter]: At program point L311(lines 264 312) the Hoare annotation is: false [2019-01-12 14:55:57,853 INFO L444 ceAbstractionStarter]: At program point L444-2(lines 444 458) the Hoare annotation is: false [2019-01-12 14:55:57,853 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 428) no Hoare annotation was computed. [2019-01-12 14:55:57,855 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-01-12 14:55:57,855 INFO L444 ceAbstractionStarter]: At program point L247(lines 232 250) the Hoare annotation is: (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~5 1)) [2019-01-12 14:55:57,855 INFO L444 ceAbstractionStarter]: At program point L247-1(lines 232 250) the Hoare annotation is: false [2019-01-12 14:55:57,855 INFO L444 ceAbstractionStarter]: At program point L247-2(lines 232 250) the Hoare annotation is: false [2019-01-12 14:55:57,855 INFO L444 ceAbstractionStarter]: At program point L941(lines 936 943) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2019-01-12 14:55:57,855 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 452) no Hoare annotation was computed. [2019-01-12 14:55:57,855 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 448 452) no Hoare annotation was computed. [2019-01-12 14:55:57,856 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 14:55:57,856 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 355) no Hoare annotation was computed. [2019-01-12 14:55:57,856 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 291) no Hoare annotation was computed. [2019-01-12 14:55:57,856 INFO L444 ceAbstractionStarter]: At program point L285-1(lines 285 291) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ULTIMATE.start_main_~tmp~5 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= ULTIMATE.start_main_~tmp~5 1))) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5) (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (and (and (and .cse1 .cse3 .cse4 .cse5) (= 0 ~pumpRunning~0)) .cse2) (and .cse0 (and (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4 .cse5)))) [2019-01-12 14:55:57,856 INFO L448 ceAbstractionStarter]: For program point L120(lines 120 137) no Hoare annotation was computed. [2019-01-12 14:55:57,856 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 120 137) no Hoare annotation was computed. [2019-01-12 14:55:57,856 INFO L448 ceAbstractionStarter]: For program point L120-2(lines 120 137) no Hoare annotation was computed. [2019-01-12 14:55:57,856 INFO L444 ceAbstractionStarter]: At program point L419(lines 414 422) the Hoare annotation is: (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~5 1)) [2019-01-12 14:55:57,856 INFO L444 ceAbstractionStarter]: At program point L419-1(lines 414 422) the Hoare annotation is: false [2019-01-12 14:55:57,857 INFO L444 ceAbstractionStarter]: At program point L419-2(lines 414 422) the Hoare annotation is: false [2019-01-12 14:55:57,857 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 226) no Hoare annotation was computed. [2019-01-12 14:55:57,857 INFO L448 ceAbstractionStarter]: For program point L222-2(lines 222 226) no Hoare annotation was computed. [2019-01-12 14:55:57,857 INFO L448 ceAbstractionStarter]: For program point L222-3(lines 222 226) no Hoare annotation was computed. [2019-01-12 14:55:57,857 INFO L448 ceAbstractionStarter]: For program point L222-5(lines 222 226) no Hoare annotation was computed. [2019-01-12 14:55:57,857 INFO L448 ceAbstractionStarter]: For program point L222-6(lines 222 226) no Hoare annotation was computed. [2019-01-12 14:55:57,857 INFO L448 ceAbstractionStarter]: For program point L222-8(lines 222 226) no Hoare annotation was computed. [2019-01-12 14:55:57,857 INFO L448 ceAbstractionStarter]: For program point L222-9(lines 222 226) no Hoare annotation was computed. [2019-01-12 14:55:57,857 INFO L448 ceAbstractionStarter]: For program point L222-11(lines 222 226) no Hoare annotation was computed. [2019-01-12 14:55:57,857 INFO L448 ceAbstractionStarter]: For program point L222-12(lines 222 226) no Hoare annotation was computed. [2019-01-12 14:55:57,857 INFO L448 ceAbstractionStarter]: For program point L222-14(lines 222 226) no Hoare annotation was computed. [2019-01-12 14:55:57,858 INFO L448 ceAbstractionStarter]: For program point L222-15(lines 222 226) no Hoare annotation was computed. [2019-01-12 14:55:57,858 INFO L448 ceAbstractionStarter]: For program point L222-17(lines 222 226) no Hoare annotation was computed. [2019-01-12 14:55:57,858 INFO L448 ceAbstractionStarter]: For program point L520(lines 520 527) no Hoare annotation was computed. [2019-01-12 14:55:57,858 INFO L451 ceAbstractionStarter]: At program point L520-1(lines 520 527) the Hoare annotation is: true [2019-01-12 14:55:57,858 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 14:55:57,858 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 132) no Hoare annotation was computed. [2019-01-12 14:55:57,858 INFO L448 ceAbstractionStarter]: For program point L124-1(lines 124 132) no Hoare annotation was computed. [2019-01-12 14:55:57,858 INFO L448 ceAbstractionStarter]: For program point L124-2(lines 124 132) no Hoare annotation was computed. [2019-01-12 14:55:57,858 INFO L444 ceAbstractionStarter]: At program point L951(lines 62 68) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (= ULTIMATE.start_main_~tmp~5 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~5 1))) (or (and .cse0 (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (and .cse1 .cse2 .cse3 .cse4) (= 0 ~pumpRunning~0))) (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (and .cse1 .cse0 .cse2 .cse3) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4))) [2019-01-12 14:55:57,858 INFO L444 ceAbstractionStarter]: At program point L951-1(lines 62 68) the Hoare annotation is: false [2019-01-12 14:55:57,859 INFO L444 ceAbstractionStarter]: At program point L951-2(lines 62 68) the Hoare annotation is: false [2019-01-12 14:55:57,859 INFO L444 ceAbstractionStarter]: At program point L556(lines 1 982) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) [2019-01-12 14:55:57,860 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 111) no Hoare annotation was computed. [2019-01-12 14:55:57,860 INFO L448 ceAbstractionStarter]: For program point L94-1(lines 94 111) no Hoare annotation was computed. [2019-01-12 14:55:57,860 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 14:55:57,860 INFO L448 ceAbstractionStarter]: For program point L94-2(lines 94 111) no Hoare annotation was computed. [2019-01-12 14:55:57,860 INFO L448 ceAbstractionStarter]: For program point L94-3(lines 94 111) no Hoare annotation was computed. [2019-01-12 14:55:57,860 INFO L448 ceAbstractionStarter]: For program point L94-4(lines 94 111) no Hoare annotation was computed. [2019-01-12 14:55:57,860 INFO L448 ceAbstractionStarter]: For program point L94-5(lines 94 111) no Hoare annotation was computed. [2019-01-12 14:55:57,860 INFO L444 ceAbstractionStarter]: At program point L62(lines 58 80) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (= ULTIMATE.start_main_~tmp~5 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~5 1))) (or (and .cse0 (and (and .cse1 .cse2 .cse3 .cse4) (= 0 ~pumpRunning~0))) (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (and .cse1 .cse0 .cse2 .cse3) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4))) [2019-01-12 14:55:57,860 INFO L444 ceAbstractionStarter]: At program point L62-1(lines 58 80) the Hoare annotation is: false [2019-01-12 14:55:57,861 INFO L444 ceAbstractionStarter]: At program point L62-2(lines 58 80) the Hoare annotation is: false [2019-01-12 14:55:57,861 INFO L444 ceAbstractionStarter]: At program point L492(lines 488 494) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2019-01-12 14:55:57,861 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 331) no Hoare annotation was computed. [2019-01-12 14:55:57,861 INFO L444 ceAbstractionStarter]: At program point L228(lines 213 231) the Hoare annotation is: false [2019-01-12 14:55:57,861 INFO L448 ceAbstractionStarter]: For program point L327-3(lines 327 331) no Hoare annotation was computed. [2019-01-12 14:55:57,861 INFO L444 ceAbstractionStarter]: At program point L228-1(lines 213 231) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ULTIMATE.start_main_~tmp~5 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_main_~tmp~5 1))) (or (and (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) .cse5) (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 .cse1 .cse2 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0) .cse3 .cse4 .cse5))) [2019-01-12 14:55:57,861 INFO L444 ceAbstractionStarter]: At program point L228-2(lines 213 231) the Hoare annotation is: false [2019-01-12 14:55:57,861 INFO L444 ceAbstractionStarter]: At program point L228-3(lines 213 231) the Hoare annotation is: false [2019-01-12 14:55:57,861 INFO L448 ceAbstractionStarter]: For program point L327-6(lines 327 331) no Hoare annotation was computed. [2019-01-12 14:55:57,862 INFO L444 ceAbstractionStarter]: At program point L228-4(lines 213 231) the Hoare annotation is: false [2019-01-12 14:55:57,862 INFO L444 ceAbstractionStarter]: At program point L228-5(lines 213 231) the Hoare annotation is: false [2019-01-12 14:55:57,862 INFO L448 ceAbstractionStarter]: For program point L295(lines 295 306) no Hoare annotation was computed. [2019-01-12 14:55:57,862 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-01-12 14:55:57,862 INFO L448 ceAbstractionStarter]: For program point L428-1(line 428) no Hoare annotation was computed. [2019-01-12 14:55:57,862 INFO L448 ceAbstractionStarter]: For program point L428-2(line 428) no Hoare annotation was computed. [2019-01-12 14:55:57,862 INFO L448 ceAbstractionStarter]: For program point L98(lines 98 106) no Hoare annotation was computed. [2019-01-12 14:55:57,862 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 98 106) no Hoare annotation was computed. [2019-01-12 14:55:57,862 INFO L448 ceAbstractionStarter]: For program point L98-2(lines 98 106) no Hoare annotation was computed. [2019-01-12 14:55:57,862 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 14:55:57,862 INFO L448 ceAbstractionStarter]: For program point L98-3(lines 98 106) no Hoare annotation was computed. [2019-01-12 14:55:57,863 INFO L448 ceAbstractionStarter]: For program point L98-4(lines 98 106) no Hoare annotation was computed. [2019-01-12 14:55:57,863 INFO L448 ceAbstractionStarter]: For program point L98-5(lines 98 106) no Hoare annotation was computed. [2019-01-12 14:55:57,863 INFO L444 ceAbstractionStarter]: At program point L396(lines 391 399) the Hoare annotation is: (let ((.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse1 (= ULTIMATE.start_main_~tmp~5 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~5 1))) (or (and (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0)) .cse3 .cse4) (and (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse0 .cse3 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse4) (and .cse5 (<= 2 ~waterLevel~0) .cse0 .cse3 .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse4))) [2019-01-12 14:55:57,863 INFO L444 ceAbstractionStarter]: At program point L396-1(lines 391 399) the Hoare annotation is: false [2019-01-12 14:55:57,863 INFO L444 ceAbstractionStarter]: At program point L396-2(lines 391 399) the Hoare annotation is: false [2019-01-12 14:55:57,863 INFO L451 ceAbstractionStarter]: At program point L529(lines 510 532) the Hoare annotation is: true [2019-01-12 14:55:57,863 INFO L448 ceAbstractionStarter]: For program point L266(lines 265 310) no Hoare annotation was computed. [2019-01-12 14:55:57,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 02:55:57 BoogieIcfgContainer [2019-01-12 14:55:57,918 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 14:55:57,918 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 14:55:57,918 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 14:55:57,922 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 14:55:57,922 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:55:47" (3/4) ... [2019-01-12 14:55:57,930 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 14:55:57,951 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-01-12 14:55:57,952 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-01-12 14:55:57,954 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-01-12 14:55:57,955 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 14:55:57,956 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 14:55:57,957 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 14:55:57,990 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && waterLevel == 1) && \result == systemActive) && pumpRunning == 0 [2019-01-12 14:55:57,990 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && tmp == systemActive) && \result == systemActive) && tmp == 1) && pumpRunning == 0 [2019-01-12 14:55:57,990 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && tmp == systemActive) && \result == systemActive) && tmp == 1) && pumpRunning == 0 [2019-01-12 14:55:57,990 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning) && waterLevel <= 2) || ((((((((((tmp <= 2 && 2 <= tmp) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && 2 <= \result) && 1 == systemActive) && 1 <= pumpRunning) && \result <= 2) && \result == systemActive) && tmp == 1)) || ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && ((splverifierCounter == 0 && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && 1 <= \result) && tmp == 1) [2019-01-12 14:55:57,991 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && (((splverifierCounter == 0 && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && tmp == 1) && 1 <= \result) || (((((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning) && waterLevel <= 2)) || (1 <= pumpRunning && ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && tmp == 1) [2019-01-12 14:55:57,991 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && (((splverifierCounter == 0 && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && tmp == 1) && 1 <= \result) || (((((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning) && waterLevel <= 2)) || (1 <= pumpRunning && ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && tmp == 1) [2019-01-12 14:55:57,994 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && 1 <= \result) && ((((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) || (waterLevel <= 2 && (0 == \result && ((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning)) || ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && ((splverifierCounter == 0 && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && 1 <= \result) && tmp == 1) [2019-01-12 14:55:57,995 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (waterLevel <= 2 && (0 == \result && ((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning) || ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && ((splverifierCounter == 0 && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && 1 <= \result) && tmp == 1) [2019-01-12 14:55:57,995 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (waterLevel <= 2 && (((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning) || ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && ((splverifierCounter == 0 && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && 1 <= \result) && tmp == 1) [2019-01-12 14:55:57,995 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel <= 2 && (((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning) || (1 <= pumpRunning && ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && tmp == 1)) || (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && (((splverifierCounter == 0 && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && tmp == 1) && 1 <= \result) [2019-01-12 14:55:57,996 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && waterLevel <= 2) && tmp == 1) || (((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && 1 <= \result) && \result == systemActive) && tmp == 1)) || ((((((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result <= 2) && \result == systemActive) && 2 <= \result) && tmp == 1) [2019-01-12 14:55:57,999 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && 1 <= \result) && \result == systemActive) && tmp == 1 [2019-01-12 14:55:58,000 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == \result) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || ((((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) [2019-01-12 14:55:58,000 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == \result && ((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning) && waterLevel <= 2) || (((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && 1 <= \result) && \result == systemActive) && tmp == 1) [2019-01-12 14:55:58,000 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && 1 <= \result) && \result == systemActive) && tmp == 1 [2019-01-12 14:55:58,001 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || (((((((0 == \result && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && 0 == tmp___0) && \result == systemActive) && pumpRunning == 0) && tmp == 1) [2019-01-12 14:55:58,099 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 14:55:58,100 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 14:55:58,101 INFO L168 Benchmark]: Toolchain (without parser) took 13310.83 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 293.1 MB). Free memory was 948.7 MB in the beginning and 1.2 GB in the end (delta: -202.7 MB). Peak memory consumption was 90.4 MB. Max. memory is 11.5 GB. [2019-01-12 14:55:58,102 INFO L168 Benchmark]: CDTParser took 0.20 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. [2019-01-12 14:55:58,102 INFO L168 Benchmark]: CACSL2BoogieTranslator took 783.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2019-01-12 14:55:58,103 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-01-12 14:55:58,103 INFO L168 Benchmark]: Boogie Preprocessor took 92.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-01-12 14:55:58,103 INFO L168 Benchmark]: RCFGBuilder took 1524.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 11.5 GB. [2019-01-12 14:55:58,104 INFO L168 Benchmark]: TraceAbstraction took 10631.74 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 167.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -134.5 MB). Peak memory consumption was 318.1 MB. Max. memory is 11.5 GB. [2019-01-12 14:55:58,104 INFO L168 Benchmark]: Witness Printer took 181.76 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-01-12 14:55:58,109 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 783.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 90.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 92.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1524.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10631.74 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 167.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -134.5 MB). Peak memory consumption was 318.1 MB. Max. memory is 11.5 GB. * Witness Printer took 181.76 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 428]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 428]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 428]: 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: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: ((waterLevel <= 2 && (((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning) || (1 <= pumpRunning && ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && tmp == 1)) || (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && (((splverifierCounter == 0 && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && tmp == 1) && 1 <= \result) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((((((!(0 == \result) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || ((((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && (((splverifierCounter == 0 && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && tmp == 1) && 1 <= \result) || (((((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning) && waterLevel <= 2)) || (1 <= pumpRunning && ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && tmp == 1) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: (waterLevel <= 2 && (((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning) || ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && ((splverifierCounter == 0 && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && 1 <= \result) && tmp == 1) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: (waterLevel <= 2 && (0 == \result && ((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning) || ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && ((splverifierCounter == 0 && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && 1 <= \result) && tmp == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && waterLevel == 1) && pumpRunning == 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && (((splverifierCounter == 0 && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && tmp == 1) && 1 <= \result) || (((((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning) && waterLevel <= 2)) || (1 <= pumpRunning && ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && tmp == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning) && waterLevel <= 2) || ((((((((((tmp <= 2 && 2 <= tmp) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && 2 <= \result) && 1 == systemActive) && 1 <= pumpRunning) && \result <= 2) && \result == systemActive) && tmp == 1)) || ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && ((splverifierCounter == 0 && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && 1 <= \result) && tmp == 1) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: ((1 == systemActive && waterLevel == 1) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && tmp == systemActive) && \result == systemActive) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && waterLevel <= 2) && tmp == 1) || (((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && 1 <= \result) && \result == systemActive) && tmp == 1)) || ((((((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result <= 2) && \result == systemActive) && 2 <= \result) && tmp == 1) - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: (((0 == \result && ((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning) && waterLevel <= 2) || (((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && 1 <= \result) && \result == systemActive) && tmp == 1) - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && 1 <= \result) && ((((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) || (waterLevel <= 2 && (0 == \result && ((splverifierCounter == 0 && tmp == systemActive) && \result == systemActive) && tmp == 1) && 0 == pumpRunning)) || ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && ((splverifierCounter == 0 && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && 1 <= \result) && tmp == 1) - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: ((((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || (((((((0 == \result && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && 0 == tmp___0) && \result == systemActive) && pumpRunning == 0) && tmp == 1) - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: ((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && 1 <= \result) && \result == systemActive) && tmp == 1 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && tmp == systemActive) && \result == systemActive) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: ((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) && 1 <= \result) && \result == systemActive) && tmp == 1 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 126 locations, 3 error locations. SAFE Result, 10.5s OverallTime, 10 OverallIterations, 2 TraceHistogramMax, 3.6s AutomataDifference, 0.0s DeadEndRemovalTime, 3.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1025 SDtfs, 1587 SDslu, 1412 SDs, 0 SdLazy, 266 SolverSat, 53 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 84 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred 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, 10 MinimizatonAttempts, 478 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 49 PreInvPairs, 120 NumberOfFragments, 829 HoareAnnotationTreeSize, 49 FomulaSimplifications, 63499 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 49 FomulaSimplificationsInter, 15876 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 380 NumberOfCodeBlocks, 380 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 369 ConstructedInterpolants, 0 QuantifiedInterpolants, 31288 SizeOfPredicates, 4 NumberOfNonLiveVariables, 420 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...