./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec4_product59_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec4_product59_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 5a35b365de7365eb1088366c2b8165f4a523d787 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 09:49:59,843 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:49:59,845 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:49:59,859 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:49:59,859 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:49:59,860 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:49:59,862 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:49:59,864 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:49:59,866 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:49:59,866 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:49:59,867 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:49:59,868 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:49:59,869 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:49:59,870 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:49:59,872 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:49:59,873 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:49:59,874 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:49:59,876 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:49:59,879 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:49:59,880 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:49:59,881 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:49:59,883 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:49:59,886 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:49:59,886 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:49:59,886 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:49:59,887 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:49:59,888 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:49:59,889 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:49:59,890 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:49:59,891 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:49:59,891 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:49:59,893 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:49:59,893 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:49:59,893 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:49:59,894 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:49:59,895 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:49:59,895 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:49:59,911 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:49:59,911 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:49:59,913 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:49:59,913 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:49:59,913 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:49:59,913 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:49:59,914 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:49:59,914 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:49:59,914 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:49:59,914 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:49:59,914 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:49:59,915 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:49:59,915 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:49:59,915 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:49:59,915 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:49:59,915 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:49:59,915 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:49:59,917 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:49:59,917 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:49:59,918 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:49:59,918 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:49:59,918 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:49:59,918 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:49:59,918 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:49:59,918 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:49:59,920 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:49:59,920 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:49:59,920 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:49:59,920 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 -> 5a35b365de7365eb1088366c2b8165f4a523d787 [2018-12-31 09:49:59,962 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:49:59,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:49:59,986 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:49:59,988 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:49:59,989 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:49:59,990 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec4_product59_true-unreach-call_false-termination.cil.c [2018-12-31 09:50:00,061 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31b01e8c4/0274f211c3f14e10aadde17e781eff72/FLAG0142caa92 [2018-12-31 09:50:00,570 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:50:00,571 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec4_product59_true-unreach-call_false-termination.cil.c [2018-12-31 09:50:00,593 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31b01e8c4/0274f211c3f14e10aadde17e781eff72/FLAG0142caa92 [2018-12-31 09:50:00,863 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31b01e8c4/0274f211c3f14e10aadde17e781eff72 [2018-12-31 09:50:00,867 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:50:00,868 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:50:00,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:50:00,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:50:00,873 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:50:00,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:50:00" (1/1) ... [2018-12-31 09:50:00,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a9e942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:00, skipping insertion in model container [2018-12-31 09:50:00,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:50:00" (1/1) ... [2018-12-31 09:50:00,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:50:00,961 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:50:01,382 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:50:01,402 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:50:01,587 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:50:01,638 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:50:01,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:01 WrapperNode [2018-12-31 09:50:01,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:50:01,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:50:01,641 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:50:01,641 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:50:01,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:01" (1/1) ... [2018-12-31 09:50:01,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:01" (1/1) ... [2018-12-31 09:50:01,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:50:01,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:50:01,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:50:01,775 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:50:01,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:01" (1/1) ... [2018-12-31 09:50:01,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:01" (1/1) ... [2018-12-31 09:50:01,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:01" (1/1) ... [2018-12-31 09:50:01,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:01" (1/1) ... [2018-12-31 09:50:01,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:01" (1/1) ... [2018-12-31 09:50:01,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:01" (1/1) ... [2018-12-31 09:50:01,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:01" (1/1) ... [2018-12-31 09:50:01,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:50:01,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:50:01,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:50:01,828 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:50:01,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:50:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:50:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:50:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:50:01,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:50:03,423 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:50:03,423 INFO L280 CfgBuilder]: Removed 196 assue(true) statements. [2018-12-31 09:50:03,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:50:03 BoogieIcfgContainer [2018-12-31 09:50:03,424 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:50:03,425 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:50:03,425 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:50:03,428 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:50:03,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:50:00" (1/3) ... [2018-12-31 09:50:03,430 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@724a4329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:50:03, skipping insertion in model container [2018-12-31 09:50:03,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:01" (2/3) ... [2018-12-31 09:50:03,430 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@724a4329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:50:03, skipping insertion in model container [2018-12-31 09:50:03,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:50:03" (3/3) ... [2018-12-31 09:50:03,433 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product59_true-unreach-call_false-termination.cil.c [2018-12-31 09:50:03,443 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:50:03,451 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:50:03,469 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:50:03,505 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:50:03,506 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:50:03,506 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:50:03,506 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:50:03,506 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:50:03,506 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:50:03,507 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:50:03,507 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:50:03,507 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:50:03,528 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2018-12-31 09:50:03,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-31 09:50:03,539 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:03,540 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:50:03,543 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:03,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:03,552 INFO L82 PathProgramCache]: Analyzing trace with hash 998639577, now seen corresponding path program 1 times [2018-12-31 09:50:03,554 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:03,555 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:03,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:03,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:03,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:03,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:50:03,898 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:03,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:50:03,903 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:50:03,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:50:03,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:50:03,920 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2018-12-31 09:50:03,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:03,958 INFO L93 Difference]: Finished difference Result 268 states and 401 transitions. [2018-12-31 09:50:03,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:50:03,960 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-12-31 09:50:03,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:03,975 INFO L225 Difference]: With dead ends: 268 [2018-12-31 09:50:03,975 INFO L226 Difference]: Without dead ends: 133 [2018-12-31 09:50:03,979 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:50:03,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-12-31 09:50:04,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2018-12-31 09:50:04,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-12-31 09:50:04,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 192 transitions. [2018-12-31 09:50:04,031 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 192 transitions. Word has length 16 [2018-12-31 09:50:04,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:04,031 INFO L480 AbstractCegarLoop]: Abstraction has 133 states and 192 transitions. [2018-12-31 09:50:04,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:50:04,032 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 192 transitions. [2018-12-31 09:50:04,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-31 09:50:04,033 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:04,033 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:50:04,034 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:04,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:04,034 INFO L82 PathProgramCache]: Analyzing trace with hash -48117320, now seen corresponding path program 1 times [2018-12-31 09:50:04,034 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:04,034 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:04,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:04,036 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:04,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:04,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:04,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:50:04,176 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:04,176 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:50:04,178 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:50:04,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:50:04,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:50:04,179 INFO L87 Difference]: Start difference. First operand 133 states and 192 transitions. Second operand 3 states. [2018-12-31 09:50:04,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:04,205 INFO L93 Difference]: Finished difference Result 133 states and 192 transitions. [2018-12-31 09:50:04,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:50:04,207 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-12-31 09:50:04,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:04,209 INFO L225 Difference]: With dead ends: 133 [2018-12-31 09:50:04,209 INFO L226 Difference]: Without dead ends: 55 [2018-12-31 09:50:04,210 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:50:04,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-12-31 09:50:04,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2018-12-31 09:50:04,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-12-31 09:50:04,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2018-12-31 09:50:04,218 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 17 [2018-12-31 09:50:04,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:04,219 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2018-12-31 09:50:04,219 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:50:04,219 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2018-12-31 09:50:04,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-31 09:50:04,220 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:04,220 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:50:04,220 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:04,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:04,221 INFO L82 PathProgramCache]: Analyzing trace with hash -1725162559, now seen corresponding path program 1 times [2018-12-31 09:50:04,221 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:04,221 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:04,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:04,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:04,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:04,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:04,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:50:04,521 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:04,521 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:50:04,522 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 09:50:04,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 09:50:04,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:50:04,523 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand 6 states. [2018-12-31 09:50:04,863 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-12-31 09:50:04,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:04,992 INFO L93 Difference]: Finished difference Result 176 states and 259 transitions. [2018-12-31 09:50:04,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:50:04,993 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-12-31 09:50:04,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:04,995 INFO L225 Difference]: With dead ends: 176 [2018-12-31 09:50:04,995 INFO L226 Difference]: Without dead ends: 127 [2018-12-31 09:50:04,996 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:50:04,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2018-12-31 09:50:05,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 74. [2018-12-31 09:50:05,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2018-12-31 09:50:05,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 108 transitions. [2018-12-31 09:50:05,021 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 108 transitions. Word has length 22 [2018-12-31 09:50:05,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:05,022 INFO L480 AbstractCegarLoop]: Abstraction has 74 states and 108 transitions. [2018-12-31 09:50:05,022 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 09:50:05,022 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2018-12-31 09:50:05,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-31 09:50:05,023 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:05,023 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:50:05,025 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:05,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:05,026 INFO L82 PathProgramCache]: Analyzing trace with hash 1536171928, now seen corresponding path program 1 times [2018-12-31 09:50:05,026 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:05,026 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:05,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:05,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:05,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:05,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:50:05,143 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:05,144 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:50:05,144 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:50:05,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:50:05,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:50:05,145 INFO L87 Difference]: Start difference. First operand 74 states and 108 transitions. Second operand 3 states. [2018-12-31 09:50:05,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:05,413 INFO L93 Difference]: Finished difference Result 163 states and 240 transitions. [2018-12-31 09:50:05,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:50:05,414 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2018-12-31 09:50:05,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:05,416 INFO L225 Difference]: With dead ends: 163 [2018-12-31 09:50:05,416 INFO L226 Difference]: Without dead ends: 95 [2018-12-31 09:50:05,417 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:50:05,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-12-31 09:50:05,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2018-12-31 09:50:05,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-12-31 09:50:05,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 132 transitions. [2018-12-31 09:50:05,445 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 132 transitions. Word has length 24 [2018-12-31 09:50:05,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:05,445 INFO L480 AbstractCegarLoop]: Abstraction has 93 states and 132 transitions. [2018-12-31 09:50:05,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:50:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2018-12-31 09:50:05,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-31 09:50:05,446 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:05,447 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] [2018-12-31 09:50:05,447 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:05,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:05,447 INFO L82 PathProgramCache]: Analyzing trace with hash 1391898518, now seen corresponding path program 1 times [2018-12-31 09:50:05,448 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:05,449 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:05,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:05,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:05,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:05,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:50:05,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:05,614 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:50:05,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:50:05,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:50:05,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:50:05,616 INFO L87 Difference]: Start difference. First operand 93 states and 132 transitions. Second operand 5 states. [2018-12-31 09:50:06,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:06,271 INFO L93 Difference]: Finished difference Result 331 states and 477 transitions. [2018-12-31 09:50:06,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:50:06,273 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2018-12-31 09:50:06,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:06,276 INFO L225 Difference]: With dead ends: 331 [2018-12-31 09:50:06,276 INFO L226 Difference]: Without dead ends: 244 [2018-12-31 09:50:06,277 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:50:06,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2018-12-31 09:50:06,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 155. [2018-12-31 09:50:06,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2018-12-31 09:50:06,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 215 transitions. [2018-12-31 09:50:06,312 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 215 transitions. Word has length 25 [2018-12-31 09:50:06,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:06,313 INFO L480 AbstractCegarLoop]: Abstraction has 155 states and 215 transitions. [2018-12-31 09:50:06,313 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:50:06,313 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 215 transitions. [2018-12-31 09:50:06,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-31 09:50:06,315 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:06,316 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] [2018-12-31 09:50:06,316 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:06,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:06,317 INFO L82 PathProgramCache]: Analyzing trace with hash -567410472, now seen corresponding path program 1 times [2018-12-31 09:50:06,318 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:06,318 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:06,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:06,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:06,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:06,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:50:06,445 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:06,446 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:50:06,446 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:50:06,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:50:06,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:50:06,448 INFO L87 Difference]: Start difference. First operand 155 states and 215 transitions. Second operand 5 states. [2018-12-31 09:50:06,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:06,830 INFO L93 Difference]: Finished difference Result 327 states and 462 transitions. [2018-12-31 09:50:06,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:50:06,831 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-12-31 09:50:06,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:06,833 INFO L225 Difference]: With dead ends: 327 [2018-12-31 09:50:06,833 INFO L226 Difference]: Without dead ends: 325 [2018-12-31 09:50:06,834 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:50:06,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2018-12-31 09:50:06,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 155. [2018-12-31 09:50:06,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2018-12-31 09:50:06,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 213 transitions. [2018-12-31 09:50:06,860 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 213 transitions. Word has length 26 [2018-12-31 09:50:06,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:06,861 INFO L480 AbstractCegarLoop]: Abstraction has 155 states and 213 transitions. [2018-12-31 09:50:06,861 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:50:06,861 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 213 transitions. [2018-12-31 09:50:06,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:50:06,863 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:06,863 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:50:06,863 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:06,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:06,864 INFO L82 PathProgramCache]: Analyzing trace with hash -474783860, now seen corresponding path program 1 times [2018-12-31 09:50:06,864 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:06,864 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:06,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:06,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:06,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:07,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:50:07,144 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:07,145 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:50:07,145 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:50:07,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:50:07,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:50:07,146 INFO L87 Difference]: Start difference. First operand 155 states and 213 transitions. Second operand 5 states. [2018-12-31 09:50:07,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:07,665 INFO L93 Difference]: Finished difference Result 463 states and 634 transitions. [2018-12-31 09:50:07,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:50:07,665 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2018-12-31 09:50:07,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:07,667 INFO L225 Difference]: With dead ends: 463 [2018-12-31 09:50:07,668 INFO L226 Difference]: Without dead ends: 314 [2018-12-31 09:50:07,668 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:50:07,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2018-12-31 09:50:07,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 164. [2018-12-31 09:50:07,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2018-12-31 09:50:07,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 222 transitions. [2018-12-31 09:50:07,695 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 222 transitions. Word has length 34 [2018-12-31 09:50:07,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:07,695 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 222 transitions. [2018-12-31 09:50:07,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:50:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 222 transitions. [2018-12-31 09:50:07,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:50:07,697 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:07,697 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:50:07,697 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:07,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:07,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1061589874, now seen corresponding path program 1 times [2018-12-31 09:50:07,698 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:07,698 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:07,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:07,699 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:07,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:07,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:50:07,865 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:07,866 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:50:07,866 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-31 09:50:07,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-31 09:50:07,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-31 09:50:07,867 INFO L87 Difference]: Start difference. First operand 164 states and 222 transitions. Second operand 4 states. [2018-12-31 09:50:08,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:08,125 INFO L93 Difference]: Finished difference Result 382 states and 517 transitions. [2018-12-31 09:50:08,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-31 09:50:08,127 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2018-12-31 09:50:08,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:08,129 INFO L225 Difference]: With dead ends: 382 [2018-12-31 09:50:08,129 INFO L226 Difference]: Without dead ends: 224 [2018-12-31 09:50:08,129 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:50:08,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2018-12-31 09:50:08,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 145. [2018-12-31 09:50:08,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-12-31 09:50:08,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 193 transitions. [2018-12-31 09:50:08,151 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 193 transitions. Word has length 34 [2018-12-31 09:50:08,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:08,151 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 193 transitions. [2018-12-31 09:50:08,151 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-31 09:50:08,151 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 193 transitions. [2018-12-31 09:50:08,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:50:08,152 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:08,152 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:50:08,153 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:08,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:08,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1953513744, now seen corresponding path program 1 times [2018-12-31 09:50:08,153 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:08,153 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:08,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:08,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:08,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:08,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:50:08,298 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:08,298 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:50:08,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:50:08,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:50:08,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:50:08,299 INFO L87 Difference]: Start difference. First operand 145 states and 193 transitions. Second operand 5 states. [2018-12-31 09:50:08,751 WARN L181 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-12-31 09:50:09,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:09,064 INFO L93 Difference]: Finished difference Result 380 states and 520 transitions. [2018-12-31 09:50:09,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:50:09,065 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2018-12-31 09:50:09,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:09,067 INFO L225 Difference]: With dead ends: 380 [2018-12-31 09:50:09,067 INFO L226 Difference]: Without dead ends: 283 [2018-12-31 09:50:09,068 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:50:09,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2018-12-31 09:50:09,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 205. [2018-12-31 09:50:09,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-12-31 09:50:09,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 271 transitions. [2018-12-31 09:50:09,100 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 271 transitions. Word has length 34 [2018-12-31 09:50:09,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:09,100 INFO L480 AbstractCegarLoop]: Abstraction has 205 states and 271 transitions. [2018-12-31 09:50:09,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:50:09,102 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 271 transitions. [2018-12-31 09:50:09,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-31 09:50:09,103 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:09,103 INFO L402 BasicCegarLoop]: trace histogram [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, 1] [2018-12-31 09:50:09,105 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:09,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:09,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1418553649, now seen corresponding path program 1 times [2018-12-31 09:50:09,105 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:09,105 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:09,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:09,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:09,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:09,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:09,276 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:50:09,276 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:09,277 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-31 09:50:09,277 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 09:50:09,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 09:50:09,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:50:09,278 INFO L87 Difference]: Start difference. First operand 205 states and 271 transitions. Second operand 6 states. [2018-12-31 09:50:09,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:09,750 INFO L93 Difference]: Finished difference Result 920 states and 1247 transitions. [2018-12-31 09:50:09,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-31 09:50:09,751 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2018-12-31 09:50:09,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:09,755 INFO L225 Difference]: With dead ends: 920 [2018-12-31 09:50:09,756 INFO L226 Difference]: Without dead ends: 763 [2018-12-31 09:50:09,757 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2018-12-31 09:50:09,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 763 states. [2018-12-31 09:50:09,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 763 to 316. [2018-12-31 09:50:09,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 316 states. [2018-12-31 09:50:09,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 428 transitions. [2018-12-31 09:50:09,804 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 428 transitions. Word has length 55 [2018-12-31 09:50:09,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:09,804 INFO L480 AbstractCegarLoop]: Abstraction has 316 states and 428 transitions. [2018-12-31 09:50:09,804 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 09:50:09,804 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 428 transitions. [2018-12-31 09:50:09,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-31 09:50:09,805 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:09,805 INFO L402 BasicCegarLoop]: trace histogram [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, 1] [2018-12-31 09:50:09,808 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:09,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:09,808 INFO L82 PathProgramCache]: Analyzing trace with hash -717489071, now seen corresponding path program 1 times [2018-12-31 09:50:09,808 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:09,808 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:09,810 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:09,810 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:09,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:09,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:10,060 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-31 09:50:10,060 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:10,060 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:50:10,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:50:10,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:50:10,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:50:10,063 INFO L87 Difference]: Start difference. First operand 316 states and 428 transitions. Second operand 5 states. [2018-12-31 09:50:10,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:10,502 INFO L93 Difference]: Finished difference Result 686 states and 933 transitions. [2018-12-31 09:50:10,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 09:50:10,503 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2018-12-31 09:50:10,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:10,504 INFO L225 Difference]: With dead ends: 686 [2018-12-31 09:50:10,504 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:50:10,506 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:50:10,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:50:10,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:50:10,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:50:10,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:50:10,509 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2018-12-31 09:50:10,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:10,509 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:50:10,509 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:50:10,509 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:50:10,509 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:50:10,516 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:50:10,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:10,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:10,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:10,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:10,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:10,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:10,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:10,678 WARN L181 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 82 [2018-12-31 09:50:10,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:10,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:10,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:10,911 WARN L181 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 111 [2018-12-31 09:50:11,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:11,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:11,179 WARN L181 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 111 [2018-12-31 09:50:11,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:11,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:11,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:11,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:11,479 WARN L181 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 112 [2018-12-31 09:50:11,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:11,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:11,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:11,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:11,776 WARN L181 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 113 [2018-12-31 09:50:11,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:11,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:11,989 WARN L181 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 111 [2018-12-31 09:50:12,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:12,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:12,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:12,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:12,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:12,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:12,282 WARN L181 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 97 [2018-12-31 09:50:12,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:12,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:12,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:12,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:12,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:12,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:12,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:12,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:12,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:13,242 WARN L181 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 13 [2018-12-31 09:50:13,814 WARN L181 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 19 [2018-12-31 09:50:14,475 WARN L181 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 18 [2018-12-31 09:50:15,058 WARN L181 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 18 [2018-12-31 09:50:15,208 WARN L181 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 13 [2018-12-31 09:50:16,380 WARN L181 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 110 DAG size of output: 18 [2018-12-31 09:50:16,490 WARN L181 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 13 [2018-12-31 09:50:16,968 WARN L181 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 16 [2018-12-31 09:50:17,373 WARN L181 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 18 [2018-12-31 09:50:17,591 WARN L181 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 22 [2018-12-31 09:50:17,753 WARN L181 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 11 [2018-12-31 09:50:17,897 WARN L181 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 19 [2018-12-31 09:50:18,204 WARN L181 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 21 [2018-12-31 09:50:18,351 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 535) no Hoare annotation was computed. [2018-12-31 09:50:18,352 INFO L448 ceAbstractionStarter]: For program point L432(lines 432 436) no Hoare annotation was computed. [2018-12-31 09:50:18,352 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 194 200) no Hoare annotation was computed. [2018-12-31 09:50:18,352 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 620) no Hoare annotation was computed. [2018-12-31 09:50:18,353 INFO L444 ceAbstractionStarter]: At program point L201(lines 201 207) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (and .cse0 (not (= 0 ~systemActive~0))) (<= 2 ~waterLevel~0)) (and (<= 1 ~waterLevel~0) (and .cse0 (= ~pumpRunning~0 0))))) [2018-12-31 09:50:18,353 INFO L444 ceAbstractionStarter]: At program point L201-1(lines 201 207) the Hoare annotation is: false [2018-12-31 09:50:18,353 INFO L444 ceAbstractionStarter]: At program point L201-2(lines 201 207) the Hoare annotation is: false [2018-12-31 09:50:18,353 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 506) no Hoare annotation was computed. [2018-12-31 09:50:18,353 INFO L451 ceAbstractionStarter]: At program point L499-1(lines 499 506) the Hoare annotation is: true [2018-12-31 09:50:18,354 INFO L444 ceAbstractionStarter]: At program point L170(lines 121 171) the Hoare annotation is: false [2018-12-31 09:50:18,354 INFO L444 ceAbstractionStarter]: At program point L601(lines 592 605) the Hoare annotation is: false [2018-12-31 09:50:18,354 INFO L444 ceAbstractionStarter]: At program point L601-1(lines 592 605) the Hoare annotation is: (let ((.cse0 (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (not (= 0 ~systemActive~0)))) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 (= 1 |ULTIMATE.start_isHighWaterSensorDry_#res|) (<= 1 ~waterLevel~0) .cse1) (and .cse0 (<= 2 ~waterLevel~0) .cse1))) [2018-12-31 09:50:18,354 INFO L444 ceAbstractionStarter]: At program point L601-2(lines 592 605) the Hoare annotation is: false [2018-12-31 09:50:18,354 INFO L444 ceAbstractionStarter]: At program point L601-3(lines 592 605) the Hoare annotation is: false [2018-12-31 09:50:18,354 INFO L444 ceAbstractionStarter]: At program point L601-4(lines 592 605) the Hoare annotation is: false [2018-12-31 09:50:18,354 INFO L444 ceAbstractionStarter]: At program point L601-5(lines 592 605) the Hoare annotation is: false [2018-12-31 09:50:18,354 INFO L444 ceAbstractionStarter]: At program point L73(lines 68 76) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2018-12-31 09:50:18,354 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 411) no Hoare annotation was computed. [2018-12-31 09:50:18,355 INFO L444 ceAbstractionStarter]: At program point L405-1(lines 405 411) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2018-12-31 09:50:18,355 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 376) no Hoare annotation was computed. [2018-12-31 09:50:18,355 INFO L448 ceAbstractionStarter]: For program point L372-2(lines 372 376) no Hoare annotation was computed. [2018-12-31 09:50:18,355 INFO L448 ceAbstractionStarter]: For program point L372-3(lines 372 376) no Hoare annotation was computed. [2018-12-31 09:50:18,355 INFO L448 ceAbstractionStarter]: For program point L372-5(lines 372 376) no Hoare annotation was computed. [2018-12-31 09:50:18,355 INFO L448 ceAbstractionStarter]: For program point L372-6(lines 372 376) no Hoare annotation was computed. [2018-12-31 09:50:18,355 INFO L448 ceAbstractionStarter]: For program point L372-8(lines 372 376) no Hoare annotation was computed. [2018-12-31 09:50:18,355 INFO L448 ceAbstractionStarter]: For program point L372-9(lines 372 376) no Hoare annotation was computed. [2018-12-31 09:50:18,355 INFO L448 ceAbstractionStarter]: For program point L372-11(lines 372 376) no Hoare annotation was computed. [2018-12-31 09:50:18,355 INFO L448 ceAbstractionStarter]: For program point L372-12(lines 372 376) no Hoare annotation was computed. [2018-12-31 09:50:18,356 INFO L448 ceAbstractionStarter]: For program point L372-14(lines 372 376) no Hoare annotation was computed. [2018-12-31 09:50:18,356 INFO L448 ceAbstractionStarter]: For program point L372-15(lines 372 376) no Hoare annotation was computed. [2018-12-31 09:50:18,356 INFO L448 ceAbstractionStarter]: For program point L372-17(lines 372 376) no Hoare annotation was computed. [2018-12-31 09:50:18,356 INFO L448 ceAbstractionStarter]: For program point L142(lines 142 148) no Hoare annotation was computed. [2018-12-31 09:50:18,356 INFO L444 ceAbstractionStarter]: At program point L142-1(lines 142 148) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (and .cse0 (= ~pumpRunning~0 0)) (<= 1 ~waterLevel~0)) (and (and .cse0 (not (= 0 ~systemActive~0))) (<= 2 ~waterLevel~0)))) [2018-12-31 09:50:18,356 INFO L451 ceAbstractionStarter]: At program point L508(lines 489 511) the Hoare annotation is: true [2018-12-31 09:50:18,356 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 620) no Hoare annotation was computed. [2018-12-31 09:50:18,356 INFO L444 ceAbstractionStarter]: At program point L476(lines 472 478) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2018-12-31 09:50:18,357 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 547) no Hoare annotation was computed. [2018-12-31 09:50:18,357 INFO L444 ceAbstractionStarter]: At program point L378(lines 363 381) the Hoare annotation is: false [2018-12-31 09:50:18,357 INFO L444 ceAbstractionStarter]: At program point L378-1(lines 363 381) the Hoare annotation is: (let ((.cse0 (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (not (= 0 ~systemActive~0)))) (.cse1 (= ~pumpRunning~0 0))) (or (and (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2) .cse1) (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1))) [2018-12-31 09:50:18,357 INFO L444 ceAbstractionStarter]: At program point L378-2(lines 363 381) the Hoare annotation is: false [2018-12-31 09:50:18,357 INFO L444 ceAbstractionStarter]: At program point L378-3(lines 363 381) the Hoare annotation is: false [2018-12-31 09:50:18,357 INFO L444 ceAbstractionStarter]: At program point L378-4(lines 363 381) the Hoare annotation is: false [2018-12-31 09:50:18,357 INFO L444 ceAbstractionStarter]: At program point L378-5(lines 363 381) the Hoare annotation is: false [2018-12-31 09:50:18,357 INFO L444 ceAbstractionStarter]: At program point L611(lines 606 614) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (not (= 0 ~systemActive~0))) [2018-12-31 09:50:18,358 INFO L444 ceAbstractionStarter]: At program point L611-1(lines 606 614) the Hoare annotation is: false [2018-12-31 09:50:18,358 INFO L444 ceAbstractionStarter]: At program point L611-2(lines 606 614) the Hoare annotation is: false [2018-12-31 09:50:18,358 INFO L444 ceAbstractionStarter]: At program point L314(lines 307 317) the Hoare annotation is: false [2018-12-31 09:50:18,358 INFO L444 ceAbstractionStarter]: At program point L314-1(lines 307 317) the Hoare annotation is: (and (<= 2 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2018-12-31 09:50:18,358 INFO L444 ceAbstractionStarter]: At program point L314-2(lines 307 317) the Hoare annotation is: false [2018-12-31 09:50:18,358 INFO L444 ceAbstractionStarter]: At program point L314-3(lines 307 317) the Hoare annotation is: false [2018-12-31 09:50:18,358 INFO L444 ceAbstractionStarter]: At program point L314-4(lines 307 317) the Hoare annotation is: false [2018-12-31 09:50:18,358 INFO L444 ceAbstractionStarter]: At program point L314-5(lines 307 317) the Hoare annotation is: false [2018-12-31 09:50:18,358 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 620) no Hoare annotation was computed. [2018-12-31 09:50:18,359 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:50:18,359 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 165) no Hoare annotation was computed. [2018-12-31 09:50:18,359 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 269) no Hoare annotation was computed. [2018-12-31 09:50:18,359 INFO L448 ceAbstractionStarter]: For program point L252-1(lines 252 269) no Hoare annotation was computed. [2018-12-31 09:50:18,359 INFO L448 ceAbstractionStarter]: For program point L252-2(lines 252 269) no Hoare annotation was computed. [2018-12-31 09:50:18,359 INFO L448 ceAbstractionStarter]: For program point L89(lines 89 102) no Hoare annotation was computed. [2018-12-31 09:50:18,359 INFO L444 ceAbstractionStarter]: At program point L89-1(lines 1 989) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (and (and .cse0 (not (= 0 ~systemActive~0))) (<= 2 ~waterLevel~0) (<= 2 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|)))) [2018-12-31 09:50:18,359 INFO L448 ceAbstractionStarter]: For program point L89-2(lines 89 102) no Hoare annotation was computed. [2018-12-31 09:50:18,359 INFO L444 ceAbstractionStarter]: At program point L89-3(lines 1 989) the Hoare annotation is: false [2018-12-31 09:50:18,359 INFO L448 ceAbstractionStarter]: For program point L89-4(lines 89 102) no Hoare annotation was computed. [2018-12-31 09:50:18,360 INFO L444 ceAbstractionStarter]: At program point L89-5(lines 1 989) the Hoare annotation is: false [2018-12-31 09:50:18,360 INFO L448 ceAbstractionStarter]: For program point L519(lines 519 523) no Hoare annotation was computed. [2018-12-31 09:50:18,360 INFO L448 ceAbstractionStarter]: For program point L519-3(lines 519 523) no Hoare annotation was computed. [2018-12-31 09:50:18,360 INFO L448 ceAbstractionStarter]: For program point L519-6(lines 519 523) no Hoare annotation was computed. [2018-12-31 09:50:18,360 INFO L448 ceAbstractionStarter]: For program point L123(lines 122 169) no Hoare annotation was computed. [2018-12-31 09:50:18,360 INFO L448 ceAbstractionStarter]: For program point L289(lines 289 295) no Hoare annotation was computed. [2018-12-31 09:50:18,360 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:50:18,360 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 264) no Hoare annotation was computed. [2018-12-31 09:50:18,360 INFO L448 ceAbstractionStarter]: For program point L289-2(lines 289 295) no Hoare annotation was computed. [2018-12-31 09:50:18,361 INFO L448 ceAbstractionStarter]: For program point L256-1(lines 256 264) no Hoare annotation was computed. [2018-12-31 09:50:18,361 INFO L448 ceAbstractionStarter]: For program point L256-2(lines 256 264) no Hoare annotation was computed. [2018-12-31 09:50:18,361 INFO L448 ceAbstractionStarter]: For program point L289-4(lines 289 295) no Hoare annotation was computed. [2018-12-31 09:50:18,361 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 128) no Hoare annotation was computed. [2018-12-31 09:50:18,361 INFO L448 ceAbstractionStarter]: For program point L289-6(lines 289 295) no Hoare annotation was computed. [2018-12-31 09:50:18,361 INFO L448 ceAbstractionStarter]: For program point L289-8(lines 289 295) no Hoare annotation was computed. [2018-12-31 09:50:18,361 INFO L448 ceAbstractionStarter]: For program point L289-10(lines 289 295) no Hoare annotation was computed. [2018-12-31 09:50:18,361 INFO L448 ceAbstractionStarter]: For program point L620(line 620) no Hoare annotation was computed. [2018-12-31 09:50:18,361 INFO L448 ceAbstractionStarter]: For program point L620-1(line 620) no Hoare annotation was computed. [2018-12-31 09:50:18,361 INFO L448 ceAbstractionStarter]: For program point L620-2(line 620) no Hoare annotation was computed. [2018-12-31 09:50:18,361 INFO L444 ceAbstractionStarter]: At program point L323(lines 318 326) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2018-12-31 09:50:18,362 INFO L444 ceAbstractionStarter]: At program point L323-1(lines 318 326) the Hoare annotation is: false [2018-12-31 09:50:18,362 INFO L444 ceAbstractionStarter]: At program point L323-2(lines 318 326) the Hoare annotation is: false [2018-12-31 09:50:18,362 INFO L448 ceAbstractionStarter]: For program point L158(lines 158 164) no Hoare annotation was computed. [2018-12-31 09:50:18,362 INFO L444 ceAbstractionStarter]: At program point L158-1(lines 194 200) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 1 ~waterLevel~0) (and .cse0 (= ~pumpRunning~0 0))) (and (and .cse0 (not (= 0 ~systemActive~0))) (<= 2 ~waterLevel~0)))) [2018-12-31 09:50:18,362 INFO L444 ceAbstractionStarter]: At program point L588(lines 583 591) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (and (and .cse0 (not (= 0 ~systemActive~0))) (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|)))) [2018-12-31 09:50:18,362 INFO L444 ceAbstractionStarter]: At program point L588-1(lines 583 591) the Hoare annotation is: false [2018-12-31 09:50:18,362 INFO L444 ceAbstractionStarter]: At program point L588-2(lines 583 591) the Hoare annotation is: false [2018-12-31 09:50:18,362 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 99) no Hoare annotation was computed. [2018-12-31 09:50:18,362 INFO L448 ceAbstractionStarter]: For program point L93-2(lines 93 99) no Hoare annotation was computed. [2018-12-31 09:50:18,363 INFO L448 ceAbstractionStarter]: For program point L93-4(lines 93 99) no Hoare annotation was computed. [2018-12-31 09:50:18,363 INFO L444 ceAbstractionStarter]: At program point L556(lines 551 559) the Hoare annotation is: false [2018-12-31 09:50:18,363 INFO L444 ceAbstractionStarter]: At program point L556-1(lines 551 559) the Hoare annotation is: (and (<= 2 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2018-12-31 09:50:18,363 INFO L444 ceAbstractionStarter]: At program point L556-2(lines 551 559) the Hoare annotation is: false [2018-12-31 09:50:18,363 INFO L444 ceAbstractionStarter]: At program point L556-3(lines 551 559) the Hoare annotation is: false [2018-12-31 09:50:18,363 INFO L444 ceAbstractionStarter]: At program point L556-4(lines 551 559) the Hoare annotation is: false [2018-12-31 09:50:18,363 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 395) no Hoare annotation was computed. [2018-12-31 09:50:18,363 INFO L444 ceAbstractionStarter]: At program point L556-5(lines 551 559) the Hoare annotation is: false [2018-12-31 09:50:18,363 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 391 395) no Hoare annotation was computed. [2018-12-31 09:50:18,363 INFO L448 ceAbstractionStarter]: For program point L391-3(lines 391 395) no Hoare annotation was computed. [2018-12-31 09:50:18,364 INFO L448 ceAbstractionStarter]: For program point L226(lines 226 243) no Hoare annotation was computed. [2018-12-31 09:50:18,364 INFO L448 ceAbstractionStarter]: For program point L391-5(lines 391 395) no Hoare annotation was computed. [2018-12-31 09:50:18,364 INFO L448 ceAbstractionStarter]: For program point L226-1(lines 226 243) no Hoare annotation was computed. [2018-12-31 09:50:18,364 INFO L448 ceAbstractionStarter]: For program point L391-6(lines 391 395) no Hoare annotation was computed. [2018-12-31 09:50:18,364 INFO L448 ceAbstractionStarter]: For program point L226-2(lines 226 243) no Hoare annotation was computed. [2018-12-31 09:50:18,364 INFO L448 ceAbstractionStarter]: For program point L226-3(lines 226 243) no Hoare annotation was computed. [2018-12-31 09:50:18,364 INFO L448 ceAbstractionStarter]: For program point L391-8(lines 391 395) no Hoare annotation was computed. [2018-12-31 09:50:18,364 INFO L448 ceAbstractionStarter]: For program point L226-4(lines 226 243) no Hoare annotation was computed. [2018-12-31 09:50:18,364 INFO L448 ceAbstractionStarter]: For program point L226-5(lines 226 243) no Hoare annotation was computed. [2018-12-31 09:50:18,364 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:50:18,364 INFO L444 ceAbstractionStarter]: At program point L194(lines 193 212) the Hoare annotation is: (let ((.cse1 (<= 1 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (and .cse0 (not (= 0 ~systemActive~0))) .cse1) (and .cse1 (and .cse0 (= ~pumpRunning~0 0))))) [2018-12-31 09:50:18,365 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 194 200) no Hoare annotation was computed. [2018-12-31 09:50:18,365 INFO L444 ceAbstractionStarter]: At program point L194-2(lines 193 212) the Hoare annotation is: false [2018-12-31 09:50:18,365 INFO L444 ceAbstractionStarter]: At program point L194-3(lines 193 212) the Hoare annotation is: false [2018-12-31 09:50:18,365 INFO L444 ceAbstractionStarter]: At program point L428-2(lines 428 442) the Hoare annotation is: false [2018-12-31 09:50:18,365 INFO L448 ceAbstractionStarter]: For program point L230(lines 230 238) no Hoare annotation was computed. [2018-12-31 09:50:18,365 INFO L448 ceAbstractionStarter]: For program point L230-1(lines 230 238) no Hoare annotation was computed. [2018-12-31 09:50:18,365 INFO L448 ceAbstractionStarter]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2018-12-31 09:50:18,365 INFO L448 ceAbstractionStarter]: For program point L230-3(lines 230 238) no Hoare annotation was computed. [2018-12-31 09:50:18,365 INFO L448 ceAbstractionStarter]: For program point L230-4(lines 230 238) no Hoare annotation was computed. [2018-12-31 09:50:18,366 INFO L444 ceAbstractionStarter]: At program point L65(lines 1 989) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2018-12-31 09:50:18,366 INFO L448 ceAbstractionStarter]: For program point L230-5(lines 230 238) no Hoare annotation was computed. [2018-12-31 09:50:18,366 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:50:18,366 INFO L448 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-12-31 09:50:18,366 INFO L448 ceAbstractionStarter]: For program point L132(lines 132 138) no Hoare annotation was computed. [2018-12-31 09:50:18,366 INFO L444 ceAbstractionStarter]: At program point L132-1(lines 132 138) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (and .cse0 (= ~pumpRunning~0 0)) (<= 1 ~waterLevel~0)) (and (and .cse0 (not (= 0 ~systemActive~0))) (<= 2 ~waterLevel~0)))) [2018-12-31 09:50:18,366 INFO L444 ceAbstractionStarter]: At program point L397(lines 382 400) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= 1 ULTIMATE.start_isLowWaterLevel_~tmp___0~3) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 |ULTIMATE.start_isLowWaterLevel_#res|) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~6) (<= 1 ~waterLevel~0) (not (= 0 ~systemActive~0))) [2018-12-31 09:50:18,366 INFO L444 ceAbstractionStarter]: At program point L397-1(lines 382 400) the Hoare annotation is: false [2018-12-31 09:50:18,366 INFO L444 ceAbstractionStarter]: At program point L397-2(lines 382 400) the Hoare annotation is: false [2018-12-31 09:50:18,367 INFO L448 ceAbstractionStarter]: For program point L596(lines 596 602) no Hoare annotation was computed. [2018-12-31 09:50:18,367 INFO L448 ceAbstractionStarter]: For program point L596-1(lines 596 602) no Hoare annotation was computed. [2018-12-31 09:50:18,367 INFO L448 ceAbstractionStarter]: For program point L596-2(lines 596 602) no Hoare annotation was computed. [2018-12-31 09:50:18,367 INFO L448 ceAbstractionStarter]: For program point L596-3(lines 596 602) no Hoare annotation was computed. [2018-12-31 09:50:18,367 INFO L448 ceAbstractionStarter]: For program point L596-4(lines 596 602) no Hoare annotation was computed. [2018-12-31 09:50:18,367 INFO L448 ceAbstractionStarter]: For program point L596-5(lines 596 602) no Hoare annotation was computed. [2018-12-31 09:50:18,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:50:18 BoogieIcfgContainer [2018-12-31 09:50:18,409 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:50:18,409 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:50:18,409 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:50:18,409 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:50:18,415 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:50:03" (3/4) ... [2018-12-31 09:50:18,422 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:50:18,445 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:50:18,446 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-31 09:50:18,448 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-31 09:50:18,449 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-31 09:50:18,450 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:50:18,452 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:50:18,490 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 [2018-12-31 09:50:18,492 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 [2018-12-31 09:50:18,492 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && 1 <= waterLevel) && pumpRunning == 0) || ((((splverifierCounter == 0 && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= tmp) && 2 <= \result) [2018-12-31 09:50:18,495 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && 1 <= waterLevel) && pumpRunning == 0) || (((splverifierCounter == 0 && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) [2018-12-31 09:50:18,498 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == \result && splverifierCounter == 0) && 1 <= waterLevel) && !(0 == systemActive) [2018-12-31 09:50:18,500 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && !(0 == systemActive)) && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) || (((splverifierCounter == 0 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) [2018-12-31 09:50:18,501 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == \result && splverifierCounter == 0) && 1 <= waterLevel) && pumpRunning == 0 [2018-12-31 09:50:18,502 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == \result && 1 == tmp___0) && splverifierCounter == 0) && 1 == \result) && 0 == tmp) && 1 <= waterLevel) && !(0 == systemActive) [2018-12-31 09:50:18,504 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == \result && splverifierCounter == 0 && !(0 == systemActive)) && 0 == tmp___0) && pumpRunning == 0) && 1 <= waterLevel) || (((splverifierCounter == 0 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) [2018-12-31 09:50:18,622 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:50:18,623 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:50:18,623 INFO L168 Benchmark]: Toolchain (without parser) took 17756.03 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 337.1 MB). Free memory was 951.3 MB in the beginning and 943.8 MB in the end (delta: 7.5 MB). Peak memory consumption was 344.6 MB. Max. memory is 11.5 GB. [2018-12-31 09:50:18,625 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:50:18,626 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 951.3 MB in the beginning and 1.2 GB in the end (delta: -204.5 MB). Peak memory consumption was 36.9 MB. Max. memory is 11.5 GB. [2018-12-31 09:50:18,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2018-12-31 09:50:18,627 INFO L168 Benchmark]: Boogie Preprocessor took 52.36 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: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2018-12-31 09:50:18,627 INFO L168 Benchmark]: RCFGBuilder took 1596.41 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: 62.1 MB). Peak memory consumption was 62.1 MB. Max. memory is 11.5 GB. [2018-12-31 09:50:18,627 INFO L168 Benchmark]: TraceAbstraction took 14984.03 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 169.9 MB). Free memory was 1.1 GB in the beginning and 961.5 MB in the end (delta: 119.6 MB). Peak memory consumption was 352.9 MB. Max. memory is 11.5 GB. [2018-12-31 09:50:18,628 INFO L168 Benchmark]: Witness Printer took 213.41 ms. Allocated memory is still 1.4 GB. Free memory was 961.5 MB in the beginning and 943.8 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-12-31 09:50:18,634 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 771.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 951.3 MB in the beginning and 1.2 GB in the end (delta: -204.5 MB). Peak memory consumption was 36.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 133.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.36 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: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1596.41 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: 62.1 MB). Peak memory consumption was 62.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14984.03 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 169.9 MB). Free memory was 1.1 GB in the beginning and 961.5 MB in the end (delta: 119.6 MB). Peak memory consumption was 352.9 MB. Max. memory is 11.5 GB. * Witness Printer took 213.41 ms. Allocated memory is still 1.4 GB. Free memory was 961.5 MB in the beginning and 943.8 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 620]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 620]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 620]: 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: 307]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && splverifierCounter == 0) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 <= waterLevel) && pumpRunning == 0) || (((splverifierCounter == 0 && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((1 == systemActive && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && !(0 == systemActive)) && 2 <= waterLevel) || (1 <= waterLevel && splverifierCounter == 0 && pumpRunning == 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) || ((splverifierCounter == 0 && !(0 == systemActive)) && 2 <= waterLevel) - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((0 == \result && splverifierCounter == 0) && 1 <= waterLevel) && !(0 == systemActive) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: (1 <= waterLevel && splverifierCounter == 0 && pumpRunning == 0) || ((splverifierCounter == 0 && !(0 == systemActive)) && 2 <= waterLevel) - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && splverifierCounter == 0) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && !(0 == systemActive)) && 1 <= waterLevel) || (1 <= waterLevel && splverifierCounter == 0 && pumpRunning == 0) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) || ((splverifierCounter == 0 && !(0 == systemActive)) && 2 <= waterLevel) - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: ((((0 == \result && splverifierCounter == 0 && !(0 == systemActive)) && 0 == tmp___0) && pumpRunning == 0) && 1 <= waterLevel) || (((splverifierCounter == 0 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: ((0 == \result && splverifierCounter == 0) && 1 <= waterLevel) && pumpRunning == 0 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && !(0 == systemActive)) && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) || (((splverifierCounter == 0 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 <= waterLevel) && pumpRunning == 0) || ((((splverifierCounter == 0 && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= tmp) && 2 <= \result) - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: (((((0 == \result && 1 == tmp___0) && splverifierCounter == 0) && 1 == \result) && 0 == tmp) && 1 <= waterLevel) && !(0 == systemActive) - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 <= waterLevel) && pumpRunning == 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 137 locations, 3 error locations. SAFE Result, 14.8s OverallTime, 11 OverallIterations, 2 TraceHistogramMax, 4.3s AutomataDifference, 0.0s DeadEndRemovalTime, 7.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1318 SDtfs, 1893 SDslu, 2334 SDs, 0 SdLazy, 290 SolverSat, 60 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 81 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=316occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 1068 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 231 NumberOfFragments, 416 HoareAnnotationTreeSize, 56 FomulaSimplifications, 388561 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 56 FomulaSimplificationsInter, 83399 FormulaSimplificationTreeSizeReductionInter, 5.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 342 NumberOfCodeBlocks, 342 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 331 ConstructedInterpolants, 0 QuantifiedInterpolants, 19746 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...