./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec4_product63_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_product63_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 3f5feda30a80cf6aabd7a2a811c7fc0f92333d0d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:50:09,498 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:50:09,500 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:50:09,513 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:50:09,513 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:50:09,515 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:50:09,516 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:50:09,519 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:50:09,521 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:50:09,522 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:50:09,523 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:50:09,523 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:50:09,524 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:50:09,526 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:50:09,527 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:50:09,528 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:50:09,529 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:50:09,531 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:50:09,534 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:50:09,536 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:50:09,537 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:50:09,539 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:50:09,542 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:50:09,542 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:50:09,543 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:50:09,544 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:50:09,546 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:50:09,547 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:50:09,548 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:50:09,549 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:50:09,550 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:50:09,550 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:50:09,551 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:50:09,552 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:50:09,553 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:50:09,554 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:50:09,555 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:50:09,575 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:50:09,575 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:50:09,577 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:50:09,577 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:50:09,577 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:50:09,578 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:50:09,578 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:50:09,578 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:50:09,578 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:50:09,578 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:50:09,583 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:50:09,583 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:50:09,583 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:50:09,584 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:50:09,584 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:50:09,584 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:50:09,584 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:50:09,584 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:50:09,587 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:50:09,587 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:50:09,587 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:50:09,587 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:50:09,588 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:50:09,588 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:50:09,588 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:50:09,588 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:50:09,588 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:50:09,589 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:50:09,589 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 -> 3f5feda30a80cf6aabd7a2a811c7fc0f92333d0d [2018-12-31 09:50:09,664 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:50:09,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:50:09,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:50:09,697 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:50:09,698 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:50:09,700 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec4_product63_true-unreach-call_false-termination.cil.c [2018-12-31 09:50:09,761 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb66ba112/2109ab267078425e9a7311011ab175d5/FLAG8416cabd8 [2018-12-31 09:50:10,294 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:50:10,295 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec4_product63_true-unreach-call_false-termination.cil.c [2018-12-31 09:50:10,315 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb66ba112/2109ab267078425e9a7311011ab175d5/FLAG8416cabd8 [2018-12-31 09:50:10,578 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb66ba112/2109ab267078425e9a7311011ab175d5 [2018-12-31 09:50:10,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:50:10,585 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:50:10,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:50:10,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:50:10,595 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:50:10,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:50:10" (1/1) ... [2018-12-31 09:50:10,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e8af47e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:10, skipping insertion in model container [2018-12-31 09:50:10,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:50:10" (1/1) ... [2018-12-31 09:50:10,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:50:10,681 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:50:11,145 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:50:11,172 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:50:11,366 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:50:11,422 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:50:11,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:11 WrapperNode [2018-12-31 09:50:11,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:50:11,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:50:11,423 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:50:11,423 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:50:11,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:11" (1/1) ... [2018-12-31 09:50:11,455 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:11" (1/1) ... [2018-12-31 09:50:11,534 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:50:11,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:50:11,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:50:11,535 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:50:11,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:11" (1/1) ... [2018-12-31 09:50:11,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:11" (1/1) ... [2018-12-31 09:50:11,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:11" (1/1) ... [2018-12-31 09:50:11,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:11" (1/1) ... [2018-12-31 09:50:11,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:11" (1/1) ... [2018-12-31 09:50:11,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:11" (1/1) ... [2018-12-31 09:50:11,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:11" (1/1) ... [2018-12-31 09:50:11,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:50:11,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:50:11,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:50:11,609 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:50:11,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:11" (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 09:50:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:50:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:50:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:50:11,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:50:14,089 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:50:14,090 INFO L280 CfgBuilder]: Removed 352 assue(true) statements. [2018-12-31 09:50:14,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:50:14 BoogieIcfgContainer [2018-12-31 09:50:14,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:50:14,092 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:50:14,092 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:50:14,096 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:50:14,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:50:10" (1/3) ... [2018-12-31 09:50:14,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b1f95f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:50:14, skipping insertion in model container [2018-12-31 09:50:14,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:50:11" (2/3) ... [2018-12-31 09:50:14,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b1f95f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:50:14, skipping insertion in model container [2018-12-31 09:50:14,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:50:14" (3/3) ... [2018-12-31 09:50:14,100 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product63_true-unreach-call_false-termination.cil.c [2018-12-31 09:50:14,111 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:50:14,120 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:50:14,139 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:50:14,175 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:50:14,176 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:50:14,176 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:50:14,177 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:50:14,177 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:50:14,177 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:50:14,177 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:50:14,177 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:50:14,179 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:50:14,204 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2018-12-31 09:50:14,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-31 09:50:14,213 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:14,214 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:50:14,216 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:14,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:14,222 INFO L82 PathProgramCache]: Analyzing trace with hash 1634761723, now seen corresponding path program 1 times [2018-12-31 09:50:14,224 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:14,224 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:14,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:14,272 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:14,272 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:14,490 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 09:50:14,493 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:14,493 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:50:14,497 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:50:14,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:50:14,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:50:14,517 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 2 states. [2018-12-31 09:50:14,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:14,570 INFO L93 Difference]: Finished difference Result 448 states and 671 transitions. [2018-12-31 09:50:14,570 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:50:14,572 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-12-31 09:50:14,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:14,591 INFO L225 Difference]: With dead ends: 448 [2018-12-31 09:50:14,591 INFO L226 Difference]: Without dead ends: 223 [2018-12-31 09:50:14,596 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 09:50:14,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2018-12-31 09:50:14,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2018-12-31 09:50:14,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2018-12-31 09:50:14,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2018-12-31 09:50:14,667 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2018-12-31 09:50:14,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:14,670 INFO L480 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2018-12-31 09:50:14,671 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:50:14,671 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2018-12-31 09:50:14,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-31 09:50:14,672 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:14,672 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 09:50:14,673 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:14,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:14,673 INFO L82 PathProgramCache]: Analyzing trace with hash 588004826, now seen corresponding path program 1 times [2018-12-31 09:50:14,673 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:14,674 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:14,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:14,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:14,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:14,839 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 09:50:14,842 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:14,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:50:14,843 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:50:14,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:50:14,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:50:14,845 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand 3 states. [2018-12-31 09:50:14,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:14,875 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2018-12-31 09:50:14,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:50:14,880 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-12-31 09:50:14,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:14,881 INFO L225 Difference]: With dead ends: 223 [2018-12-31 09:50:14,881 INFO L226 Difference]: Without dead ends: 85 [2018-12-31 09:50:14,886 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 09:50:14,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-12-31 09:50:14,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2018-12-31 09:50:14,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2018-12-31 09:50:14,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2018-12-31 09:50:14,904 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2018-12-31 09:50:14,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:14,904 INFO L480 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2018-12-31 09:50:14,904 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:50:14,904 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2018-12-31 09:50:14,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-31 09:50:14,906 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:14,907 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 09:50:14,908 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:14,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:14,908 INFO L82 PathProgramCache]: Analyzing trace with hash 614961122, now seen corresponding path program 1 times [2018-12-31 09:50:14,908 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:14,908 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:14,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:14,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:14,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:15,053 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 09:50:15,054 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:15,054 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:50:15,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:50:15,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:50:15,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:50:15,055 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 3 states. [2018-12-31 09:50:15,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:15,105 INFO L93 Difference]: Finished difference Result 243 states and 360 transitions. [2018-12-31 09:50:15,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:50:15,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2018-12-31 09:50:15,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:15,108 INFO L225 Difference]: With dead ends: 243 [2018-12-31 09:50:15,109 INFO L226 Difference]: Without dead ends: 164 [2018-12-31 09:50:15,109 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 09:50:15,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-12-31 09:50:15,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 160. [2018-12-31 09:50:15,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2018-12-31 09:50:15,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 237 transitions. [2018-12-31 09:50:15,134 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 237 transitions. Word has length 22 [2018-12-31 09:50:15,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:15,134 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 237 transitions. [2018-12-31 09:50:15,134 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:50:15,135 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 237 transitions. [2018-12-31 09:50:15,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-31 09:50:15,138 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:15,138 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 09:50:15,138 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:15,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:15,141 INFO L82 PathProgramCache]: Analyzing trace with hash -95779936, now seen corresponding path program 1 times [2018-12-31 09:50:15,141 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:15,141 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:15,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:15,143 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:15,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:15,270 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 09:50:15,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:15,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:50:15,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:50:15,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:50:15,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:50:15,272 INFO L87 Difference]: Start difference. First operand 160 states and 237 transitions. Second operand 3 states. [2018-12-31 09:50:15,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:15,415 INFO L93 Difference]: Finished difference Result 325 states and 486 transitions. [2018-12-31 09:50:15,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:50:15,416 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2018-12-31 09:50:15,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:15,418 INFO L225 Difference]: With dead ends: 325 [2018-12-31 09:50:15,418 INFO L226 Difference]: Without dead ends: 171 [2018-12-31 09:50:15,419 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 09:50:15,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2018-12-31 09:50:15,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 169. [2018-12-31 09:50:15,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2018-12-31 09:50:15,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 243 transitions. [2018-12-31 09:50:15,436 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 243 transitions. Word has length 25 [2018-12-31 09:50:15,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:15,436 INFO L480 AbstractCegarLoop]: Abstraction has 169 states and 243 transitions. [2018-12-31 09:50:15,436 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:50:15,436 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 243 transitions. [2018-12-31 09:50:15,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-31 09:50:15,437 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:15,438 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 09:50:15,438 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:15,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:15,438 INFO L82 PathProgramCache]: Analyzing trace with hash -562945097, now seen corresponding path program 1 times [2018-12-31 09:50:15,439 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:15,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:15,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:15,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:15,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:15,639 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 09:50:15,639 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:15,639 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:50:15,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:50:15,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:50:15,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:50:15,640 INFO L87 Difference]: Start difference. First operand 169 states and 243 transitions. Second operand 5 states. [2018-12-31 09:50:15,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:15,946 INFO L93 Difference]: Finished difference Result 593 states and 857 transitions. [2018-12-31 09:50:15,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:50:15,949 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2018-12-31 09:50:15,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:15,953 INFO L225 Difference]: With dead ends: 593 [2018-12-31 09:50:15,954 INFO L226 Difference]: Without dead ends: 430 [2018-12-31 09:50:15,955 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:50:15,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2018-12-31 09:50:16,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 260. [2018-12-31 09:50:16,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2018-12-31 09:50:16,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 364 transitions. [2018-12-31 09:50:16,011 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 364 transitions. Word has length 25 [2018-12-31 09:50:16,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:16,011 INFO L480 AbstractCegarLoop]: Abstraction has 260 states and 364 transitions. [2018-12-31 09:50:16,011 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:50:16,012 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 364 transitions. [2018-12-31 09:50:16,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-31 09:50:16,013 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:16,013 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 09:50:16,014 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:16,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:16,014 INFO L82 PathProgramCache]: Analyzing trace with hash 1772713209, now seen corresponding path program 1 times [2018-12-31 09:50:16,014 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:16,014 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:16,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:16,016 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:16,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:16,290 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 09:50:16,290 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:16,290 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:50:16,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:50:16,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:50:16,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:50:16,291 INFO L87 Difference]: Start difference. First operand 260 states and 364 transitions. Second operand 5 states. [2018-12-31 09:50:17,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:17,499 INFO L93 Difference]: Finished difference Result 592 states and 842 transitions. [2018-12-31 09:50:17,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:50:17,500 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-12-31 09:50:17,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:17,504 INFO L225 Difference]: With dead ends: 592 [2018-12-31 09:50:17,504 INFO L226 Difference]: Without dead ends: 590 [2018-12-31 09:50:17,505 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:50:17,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2018-12-31 09:50:17,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 260. [2018-12-31 09:50:17,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2018-12-31 09:50:17,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 362 transitions. [2018-12-31 09:50:17,546 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 362 transitions. Word has length 26 [2018-12-31 09:50:17,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:17,547 INFO L480 AbstractCegarLoop]: Abstraction has 260 states and 362 transitions. [2018-12-31 09:50:17,547 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:50:17,547 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 362 transitions. [2018-12-31 09:50:17,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-31 09:50:17,554 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:17,554 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:50:17,555 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:17,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:17,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1614567615, now seen corresponding path program 1 times [2018-12-31 09:50:17,555 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:17,555 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:17,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:17,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:17,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:17,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:17,710 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 09:50:17,711 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:17,711 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:50:17,711 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:50:17,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:50:17,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:50:17,712 INFO L87 Difference]: Start difference. First operand 260 states and 362 transitions. Second operand 5 states. [2018-12-31 09:50:18,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:18,333 INFO L93 Difference]: Finished difference Result 702 states and 966 transitions. [2018-12-31 09:50:18,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:50:18,334 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2018-12-31 09:50:18,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:18,337 INFO L225 Difference]: With dead ends: 702 [2018-12-31 09:50:18,337 INFO L226 Difference]: Without dead ends: 448 [2018-12-31 09:50:18,338 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:50:18,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2018-12-31 09:50:18,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 284. [2018-12-31 09:50:18,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2018-12-31 09:50:18,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 386 transitions. [2018-12-31 09:50:18,372 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 386 transitions. Word has length 35 [2018-12-31 09:50:18,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:18,372 INFO L480 AbstractCegarLoop]: Abstraction has 284 states and 386 transitions. [2018-12-31 09:50:18,372 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:50:18,373 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 386 transitions. [2018-12-31 09:50:18,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-31 09:50:18,374 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:18,374 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:50:18,374 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:18,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:18,375 INFO L82 PathProgramCache]: Analyzing trace with hash 1027761601, now seen corresponding path program 1 times [2018-12-31 09:50:18,375 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:18,375 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:18,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:18,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:18,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:18,630 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 09:50:18,630 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:18,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:50:18,631 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:50:18,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:50:18,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:50:18,632 INFO L87 Difference]: Start difference. First operand 284 states and 386 transitions. Second operand 5 states. [2018-12-31 09:50:19,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:19,642 INFO L93 Difference]: Finished difference Result 685 states and 919 transitions. [2018-12-31 09:50:19,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:50:19,643 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2018-12-31 09:50:19,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:19,647 INFO L225 Difference]: With dead ends: 685 [2018-12-31 09:50:19,647 INFO L226 Difference]: Without dead ends: 407 [2018-12-31 09:50:19,648 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:50:19,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2018-12-31 09:50:19,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 251. [2018-12-31 09:50:19,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-12-31 09:50:19,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 334 transitions. [2018-12-31 09:50:19,684 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 334 transitions. Word has length 35 [2018-12-31 09:50:19,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:19,686 INFO L480 AbstractCegarLoop]: Abstraction has 251 states and 334 transitions. [2018-12-31 09:50:19,686 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:50:19,686 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 334 transitions. [2018-12-31 09:50:19,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-31 09:50:19,688 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:19,688 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:50:19,688 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:19,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:19,689 INFO L82 PathProgramCache]: Analyzing trace with hash -252102077, now seen corresponding path program 1 times [2018-12-31 09:50:19,689 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:19,689 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:19,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:19,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:19,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:19,957 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 09:50:19,957 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:19,957 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:50:19,957 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:50:19,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:50:19,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:50:19,959 INFO L87 Difference]: Start difference. First operand 251 states and 334 transitions. Second operand 5 states. [2018-12-31 09:50:20,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:20,715 INFO L93 Difference]: Finished difference Result 720 states and 972 transitions. [2018-12-31 09:50:20,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:50:20,716 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2018-12-31 09:50:20,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:20,720 INFO L225 Difference]: With dead ends: 720 [2018-12-31 09:50:20,721 INFO L226 Difference]: Without dead ends: 527 [2018-12-31 09:50:20,722 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:50:20,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2018-12-31 09:50:20,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 344. [2018-12-31 09:50:20,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2018-12-31 09:50:20,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 451 transitions. [2018-12-31 09:50:20,773 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 451 transitions. Word has length 35 [2018-12-31 09:50:20,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:20,774 INFO L480 AbstractCegarLoop]: Abstraction has 344 states and 451 transitions. [2018-12-31 09:50:20,774 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:50:20,774 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 451 transitions. [2018-12-31 09:50:20,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-31 09:50:20,777 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:20,778 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:50:20,778 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:20,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:20,779 INFO L82 PathProgramCache]: Analyzing trace with hash -822173497, now seen corresponding path program 1 times [2018-12-31 09:50:20,780 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:20,780 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:20,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:20,783 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:20,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:20,868 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-31 09:50:20,869 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:20,869 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:50:20,869 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:50:20,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:50:20,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:50:20,870 INFO L87 Difference]: Start difference. First operand 344 states and 451 transitions. Second operand 3 states. [2018-12-31 09:50:20,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:20,955 INFO L93 Difference]: Finished difference Result 410 states and 538 transitions. [2018-12-31 09:50:20,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:50:20,956 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-31 09:50:20,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:20,957 INFO L225 Difference]: With dead ends: 410 [2018-12-31 09:50:20,958 INFO L226 Difference]: Without dead ends: 172 [2018-12-31 09:50:20,958 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 09:50:20,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2018-12-31 09:50:20,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2018-12-31 09:50:20,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-12-31 09:50:20,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 217 transitions. [2018-12-31 09:50:20,980 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 217 transitions. Word has length 52 [2018-12-31 09:50:20,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:20,980 INFO L480 AbstractCegarLoop]: Abstraction has 172 states and 217 transitions. [2018-12-31 09:50:20,980 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:50:20,980 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 217 transitions. [2018-12-31 09:50:20,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-31 09:50:20,983 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:20,983 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, 1, 1, 1, 1, 1] [2018-12-31 09:50:20,983 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:20,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:20,984 INFO L82 PathProgramCache]: Analyzing trace with hash -1139010814, now seen corresponding path program 1 times [2018-12-31 09:50:20,985 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:20,985 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:20,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:20,986 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:20,987 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:21,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:21,349 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:50:21,350 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 09:50:21,350 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 09:50:21,369 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:21,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 09:50:21,512 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:50:21,542 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 09:50:21,542 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2018-12-31 09:50:21,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 09:50:21,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 09:50:21,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:50:21,545 INFO L87 Difference]: Start difference. First operand 172 states and 217 transitions. Second operand 6 states. [2018-12-31 09:50:22,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:22,963 INFO L93 Difference]: Finished difference Result 559 states and 719 transitions. [2018-12-31 09:50:22,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:50:22,965 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2018-12-31 09:50:22,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:22,969 INFO L225 Difference]: With dead ends: 559 [2018-12-31 09:50:22,969 INFO L226 Difference]: Without dead ends: 418 [2018-12-31 09:50:22,970 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2018-12-31 09:50:22,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2018-12-31 09:50:23,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 238. [2018-12-31 09:50:23,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2018-12-31 09:50:23,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 303 transitions. [2018-12-31 09:50:23,013 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 303 transitions. Word has length 60 [2018-12-31 09:50:23,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:23,014 INFO L480 AbstractCegarLoop]: Abstraction has 238 states and 303 transitions. [2018-12-31 09:50:23,014 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 09:50:23,015 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 303 transitions. [2018-12-31 09:50:23,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-31 09:50:23,017 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:23,017 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:50:23,018 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:23,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:23,018 INFO L82 PathProgramCache]: Analyzing trace with hash 444677923, now seen corresponding path program 2 times [2018-12-31 09:50:23,018 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:23,018 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:23,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:23,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:23,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:23,423 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-31 09:50:23,424 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:50:23,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:50:23,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:50:23,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:50:23,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:50:23,425 INFO L87 Difference]: Start difference. First operand 238 states and 303 transitions. Second operand 5 states. [2018-12-31 09:50:24,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:24,267 INFO L93 Difference]: Finished difference Result 712 states and 917 transitions. [2018-12-31 09:50:24,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 09:50:24,268 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2018-12-31 09:50:24,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:24,273 INFO L225 Difference]: With dead ends: 712 [2018-12-31 09:50:24,273 INFO L226 Difference]: Without dead ends: 504 [2018-12-31 09:50:24,274 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:50:24,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2018-12-31 09:50:24,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 326. [2018-12-31 09:50:24,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326 states. [2018-12-31 09:50:24,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 412 transitions. [2018-12-31 09:50:24,333 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 412 transitions. Word has length 85 [2018-12-31 09:50:24,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:24,336 INFO L480 AbstractCegarLoop]: Abstraction has 326 states and 412 transitions. [2018-12-31 09:50:24,336 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:50:24,336 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 412 transitions. [2018-12-31 09:50:24,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-31 09:50:24,338 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:50:24,338 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:50:24,338 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:50:24,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:50:24,338 INFO L82 PathProgramCache]: Analyzing trace with hash 50311137, now seen corresponding path program 1 times [2018-12-31 09:50:24,339 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:50:24,341 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:50:24,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:24,344 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-31 09:50:24,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:50:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:24,728 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-31 09:50:24,728 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 09:50:24,728 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 09:50:24,745 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:50:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:50:24,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 09:50:25,351 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-31 09:50:25,380 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-31 09:50:25,381 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-12-31 09:50:25,382 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-31 09:50:25,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-31 09:50:25,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:50:25,383 INFO L87 Difference]: Start difference. First operand 326 states and 412 transitions. Second operand 9 states. [2018-12-31 09:50:26,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:50:26,401 INFO L93 Difference]: Finished difference Result 618 states and 778 transitions. [2018-12-31 09:50:26,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 09:50:26,401 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2018-12-31 09:50:26,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:50:26,402 INFO L225 Difference]: With dead ends: 618 [2018-12-31 09:50:26,402 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:50:26,405 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2018-12-31 09:50:26,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:50:26,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:50:26,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:50:26,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:50:26,407 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2018-12-31 09:50:26,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:50:26,407 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:50:26,407 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-31 09:50:26,407 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:50:26,408 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:50:26,417 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:50:26,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:26,536 WARN L181 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 77 [2018-12-31 09:50:26,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:26,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:26,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:26,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:26,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:26,894 WARN L181 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 109 [2018-12-31 09:50:26,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:26,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:27,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:27,055 WARN L181 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 115 [2018-12-31 09:50:27,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:27,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:27,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:27,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:27,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:27,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:27,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:27,508 WARN L181 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 113 [2018-12-31 09:50:27,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:27,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:27,644 WARN L181 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 111 [2018-12-31 09:50:27,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:27,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:27,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:50:27,749 WARN L181 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 109 [2018-12-31 09:50:28,720 WARN L181 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 22 [2018-12-31 09:50:29,023 WARN L181 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2018-12-31 09:50:29,409 WARN L181 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2018-12-31 09:50:30,279 WARN L181 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 19 [2018-12-31 09:50:30,670 WARN L181 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 19 [2018-12-31 09:50:31,070 WARN L181 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 28 [2018-12-31 09:50:31,627 WARN L181 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 6 [2018-12-31 09:50:31,903 WARN L181 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 22 [2018-12-31 09:50:32,225 WARN L181 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 22 [2018-12-31 09:50:32,735 WARN L181 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 19 [2018-12-31 09:50:33,133 WARN L181 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 15 [2018-12-31 09:50:33,431 WARN L181 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 19 [2018-12-31 09:50:33,450 INFO L448 ceAbstractionStarter]: For program point L960(lines 959 1006) no Hoare annotation was computed. [2018-12-31 09:50:33,450 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 965) no Hoare annotation was computed. [2018-12-31 09:50:33,450 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 771) no Hoare annotation was computed. [2018-12-31 09:50:33,450 INFO L448 ceAbstractionStarter]: For program point L763-1(lines 763 771) no Hoare annotation was computed. [2018-12-31 09:50:33,451 INFO L448 ceAbstractionStarter]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2018-12-31 09:50:33,451 INFO L448 ceAbstractionStarter]: For program point L763-3(lines 763 771) no Hoare annotation was computed. [2018-12-31 09:50:33,451 INFO L448 ceAbstractionStarter]: For program point L763-4(lines 763 771) no Hoare annotation was computed. [2018-12-31 09:50:33,451 INFO L448 ceAbstractionStarter]: For program point L763-5(lines 763 771) no Hoare annotation was computed. [2018-12-31 09:50:33,451 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 686) no Hoare annotation was computed. [2018-12-31 09:50:33,451 INFO L444 ceAbstractionStarter]: At program point L701(lines 700 719) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (<= 1 ~waterLevel~0) (= ~systemActive~0 1)) (and (= ~systemActive~0 0) (and .cse0 (= ~pumpRunning~0 0))))) [2018-12-31 09:50:33,451 INFO L448 ceAbstractionStarter]: For program point L701-1(lines 701 707) no Hoare annotation was computed. [2018-12-31 09:50:33,452 INFO L444 ceAbstractionStarter]: At program point L701-2(lines 700 719) the Hoare annotation is: false [2018-12-31 09:50:33,452 INFO L444 ceAbstractionStarter]: At program point L701-3(lines 700 719) the Hoare annotation is: false [2018-12-31 09:50:33,452 INFO L451 ceAbstractionStarter]: At program point L505(lines 486 508) the Hoare annotation is: true [2018-12-31 09:50:33,452 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 975) no Hoare annotation was computed. [2018-12-31 09:50:33,452 INFO L444 ceAbstractionStarter]: At program point L969-1(lines 969 975) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (and (= 1 ~waterLevel~0) .cse0 .cse2) .cse1) (and (= ~systemActive~0 0) (and .cse0 .cse2)))) [2018-12-31 09:50:33,452 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,452 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,452 INFO L448 ceAbstractionStarter]: For program point L904-3(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,452 INFO L448 ceAbstractionStarter]: For program point L904-5(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,452 INFO L448 ceAbstractionStarter]: For program point L904-6(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,453 INFO L448 ceAbstractionStarter]: For program point L904-8(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,453 INFO L448 ceAbstractionStarter]: For program point L904-9(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,453 INFO L448 ceAbstractionStarter]: For program point L904-11(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,453 INFO L448 ceAbstractionStarter]: For program point L904-12(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,453 INFO L448 ceAbstractionStarter]: For program point L904-14(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,453 INFO L448 ceAbstractionStarter]: For program point L904-15(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,453 INFO L448 ceAbstractionStarter]: For program point L904-17(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,453 INFO L448 ceAbstractionStarter]: For program point L904-18(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,453 INFO L448 ceAbstractionStarter]: For program point L904-20(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,453 INFO L448 ceAbstractionStarter]: For program point L904-21(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,453 INFO L448 ceAbstractionStarter]: For program point L904-23(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,453 INFO L448 ceAbstractionStarter]: For program point L904-24(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,456 INFO L448 ceAbstractionStarter]: For program point L904-26(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,456 INFO L448 ceAbstractionStarter]: For program point L904-27(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,456 INFO L448 ceAbstractionStarter]: For program point L904-29(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,456 INFO L448 ceAbstractionStarter]: For program point L904-30(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,456 INFO L448 ceAbstractionStarter]: For program point L904-32(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,456 INFO L448 ceAbstractionStarter]: For program point L904-33(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,456 INFO L448 ceAbstractionStarter]: For program point L904-35(lines 904 908) no Hoare annotation was computed. [2018-12-31 09:50:33,456 INFO L444 ceAbstractionStarter]: At program point L708(lines 708 714) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse0 (and .cse2 (= ~pumpRunning~0 0))) (.cse1 (= ~systemActive~0 1))) (or (and (= ~systemActive~0 0) .cse0) (and (and .cse0 (<= 1 ~waterLevel~0)) .cse1) (and (<= 2 ~waterLevel~0) .cse2 .cse1)))) [2018-12-31 09:50:33,456 INFO L444 ceAbstractionStarter]: At program point L708-1(lines 708 714) the Hoare annotation is: false [2018-12-31 09:50:33,456 INFO L444 ceAbstractionStarter]: At program point L708-2(lines 708 714) the Hoare annotation is: false [2018-12-31 09:50:33,457 INFO L444 ceAbstractionStarter]: At program point L910(lines 895 913) the Hoare annotation is: false [2018-12-31 09:50:33,457 INFO L444 ceAbstractionStarter]: At program point L910-1(lines 895 913) the Hoare annotation is: (let ((.cse0 (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) (.cse1 (= ~systemActive~0 1))) (or (and (and .cse0 (<= 2 ~waterLevel~0)) .cse1) (and (and (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)) (<= 1 ~waterLevel~0)) .cse1))) [2018-12-31 09:50:33,457 INFO L444 ceAbstractionStarter]: At program point L910-2(lines 895 913) the Hoare annotation is: false [2018-12-31 09:50:33,457 INFO L444 ceAbstractionStarter]: At program point L910-3(lines 895 913) the Hoare annotation is: (let ((.cse0 (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) (.cse1 (= ~systemActive~0 1))) (or (and (and (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse0) (<= 1 ~waterLevel~0)) .cse1) (and (and (<= 2 ~waterLevel~0) .cse0) .cse1))) [2018-12-31 09:50:33,457 INFO L444 ceAbstractionStarter]: At program point L910-4(lines 895 913) the Hoare annotation is: false [2018-12-31 09:50:33,457 INFO L444 ceAbstractionStarter]: At program point L910-5(lines 895 913) the Hoare annotation is: false [2018-12-31 09:50:33,457 INFO L444 ceAbstractionStarter]: At program point L910-6(lines 895 913) the Hoare annotation is: false [2018-12-31 09:50:33,457 INFO L444 ceAbstractionStarter]: At program point L910-7(lines 895 913) the Hoare annotation is: false [2018-12-31 09:50:33,457 INFO L444 ceAbstractionStarter]: At program point L910-8(lines 895 913) the Hoare annotation is: false [2018-12-31 09:50:33,458 INFO L444 ceAbstractionStarter]: At program point L910-9(lines 895 913) the Hoare annotation is: false [2018-12-31 09:50:33,458 INFO L444 ceAbstractionStarter]: At program point L910-10(lines 895 913) the Hoare annotation is: false [2018-12-31 09:50:33,458 INFO L444 ceAbstractionStarter]: At program point L910-11(lines 895 913) the Hoare annotation is: false [2018-12-31 09:50:33,458 INFO L444 ceAbstractionStarter]: At program point L846(lines 839 849) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-31 09:50:33,458 INFO L444 ceAbstractionStarter]: At program point L846-1(lines 839 849) the Hoare annotation is: false [2018-12-31 09:50:33,458 INFO L444 ceAbstractionStarter]: At program point L846-2(lines 839 849) the Hoare annotation is: (and (<= 2 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:50:33,458 INFO L444 ceAbstractionStarter]: At program point L846-3(lines 839 849) the Hoare annotation is: false [2018-12-31 09:50:33,458 INFO L444 ceAbstractionStarter]: At program point L846-4(lines 839 849) the Hoare annotation is: (and (<= 2 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:50:33,458 INFO L444 ceAbstractionStarter]: At program point L846-5(lines 839 849) the Hoare annotation is: false [2018-12-31 09:50:33,458 INFO L444 ceAbstractionStarter]: At program point L846-6(lines 839 849) the Hoare annotation is: false [2018-12-31 09:50:33,459 INFO L444 ceAbstractionStarter]: At program point L846-7(lines 839 849) the Hoare annotation is: false [2018-12-31 09:50:33,459 INFO L444 ceAbstractionStarter]: At program point L846-8(lines 839 849) the Hoare annotation is: false [2018-12-31 09:50:33,459 INFO L444 ceAbstractionStarter]: At program point L846-9(lines 839 849) the Hoare annotation is: false [2018-12-31 09:50:33,459 INFO L444 ceAbstractionStarter]: At program point L846-10(lines 839 849) the Hoare annotation is: false [2018-12-31 09:50:33,459 INFO L444 ceAbstractionStarter]: At program point L846-11(lines 839 849) the Hoare annotation is: false [2018-12-31 09:50:33,459 INFO L444 ceAbstractionStarter]: At program point L846-12(lines 839 849) the Hoare annotation is: false [2018-12-31 09:50:33,459 INFO L444 ceAbstractionStarter]: At program point L846-13(lines 839 849) the Hoare annotation is: false [2018-12-31 09:50:33,459 INFO L444 ceAbstractionStarter]: At program point L846-14(lines 839 849) the Hoare annotation is: false [2018-12-31 09:50:33,459 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 985) no Hoare annotation was computed. [2018-12-31 09:50:33,459 INFO L444 ceAbstractionStarter]: At program point L979-1(lines 979 985) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (and (= 1 ~waterLevel~0) .cse0 .cse2) .cse1) (and (= ~systemActive~0 0) (and .cse0 .cse2)))) [2018-12-31 09:50:33,460 INFO L448 ceAbstractionStarter]: For program point L585(lines 585 589) no Hoare annotation was computed. [2018-12-31 09:50:33,460 INFO L448 ceAbstractionStarter]: For program point L585-3(lines 585 589) no Hoare annotation was computed. [2018-12-31 09:50:33,460 INFO L448 ceAbstractionStarter]: For program point L585-6(lines 585 589) no Hoare annotation was computed. [2018-12-31 09:50:33,460 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:50:33,460 INFO L448 ceAbstractionStarter]: For program point L785(lines 785 802) no Hoare annotation was computed. [2018-12-31 09:50:33,461 INFO L448 ceAbstractionStarter]: For program point L785-1(lines 785 802) no Hoare annotation was computed. [2018-12-31 09:50:33,461 INFO L448 ceAbstractionStarter]: For program point L785-2(lines 785 802) no Hoare annotation was computed. [2018-12-31 09:50:33,461 INFO L444 ceAbstractionStarter]: At program point L654(lines 649 657) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse0 (and .cse1 (= ~pumpRunning~0 0))) (.cse2 (= ~systemActive~0 1))) (or (and (= ~systemActive~0 0) .cse0) (and (<= 2 ~waterLevel~0) .cse1 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse2) (and (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ~waterLevel~0) (and .cse0 .cse2))))) [2018-12-31 09:50:33,461 INFO L444 ceAbstractionStarter]: At program point L654-1(lines 649 657) the Hoare annotation is: false [2018-12-31 09:50:33,461 INFO L444 ceAbstractionStarter]: At program point L654-2(lines 649 657) the Hoare annotation is: false [2018-12-31 09:50:33,461 INFO L444 ceAbstractionStarter]: At program point L855(lines 850 858) the Hoare annotation is: (and (= ~systemActive~0 0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:50:33,461 INFO L444 ceAbstractionStarter]: At program point L855-1(lines 850 858) the Hoare annotation is: false [2018-12-31 09:50:33,461 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 797) no Hoare annotation was computed. [2018-12-31 09:50:33,461 INFO L444 ceAbstractionStarter]: At program point L855-2(lines 850 858) the Hoare annotation is: false [2018-12-31 09:50:33,461 INFO L448 ceAbstractionStarter]: For program point L789-1(lines 789 797) no Hoare annotation was computed. [2018-12-31 09:50:33,462 INFO L448 ceAbstractionStarter]: For program point L789-2(lines 789 797) no Hoare annotation was computed. [2018-12-31 09:50:33,462 INFO L448 ceAbstractionStarter]: For program point L989(lines 989 1002) no Hoare annotation was computed. [2018-12-31 09:50:33,462 INFO L448 ceAbstractionStarter]: For program point L923(lines 923 927) no Hoare annotation was computed. [2018-12-31 09:50:33,462 INFO L448 ceAbstractionStarter]: For program point L923-2(lines 923 927) no Hoare annotation was computed. [2018-12-31 09:50:33,462 INFO L448 ceAbstractionStarter]: For program point L923-3(lines 923 927) no Hoare annotation was computed. [2018-12-31 09:50:33,462 INFO L448 ceAbstractionStarter]: For program point L923-5(lines 923 927) no Hoare annotation was computed. [2018-12-31 09:50:33,462 INFO L448 ceAbstractionStarter]: For program point L923-6(lines 923 927) no Hoare annotation was computed. [2018-12-31 09:50:33,462 INFO L448 ceAbstractionStarter]: For program point L923-8(lines 923 927) no Hoare annotation was computed. [2018-12-31 09:50:33,462 INFO L448 ceAbstractionStarter]: For program point L923-9(lines 923 927) no Hoare annotation was computed. [2018-12-31 09:50:33,462 INFO L448 ceAbstractionStarter]: For program point L923-11(lines 923 927) no Hoare annotation was computed. [2018-12-31 09:50:33,462 INFO L448 ceAbstractionStarter]: For program point L923-12(lines 923 927) no Hoare annotation was computed. [2018-12-31 09:50:33,463 INFO L448 ceAbstractionStarter]: For program point L923-14(lines 923 927) no Hoare annotation was computed. [2018-12-31 09:50:33,463 INFO L448 ceAbstractionStarter]: For program point L923-15(lines 923 927) no Hoare annotation was computed. [2018-12-31 09:50:33,463 INFO L448 ceAbstractionStarter]: For program point L923-17(lines 923 927) no Hoare annotation was computed. [2018-12-31 09:50:33,463 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:50:33,463 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 686) no Hoare annotation was computed. [2018-12-31 09:50:33,463 INFO L448 ceAbstractionStarter]: For program point L662(lines 662 668) no Hoare annotation was computed. [2018-12-31 09:50:33,463 INFO L448 ceAbstractionStarter]: For program point L662-1(lines 662 668) no Hoare annotation was computed. [2018-12-31 09:50:33,463 INFO L448 ceAbstractionStarter]: For program point L662-2(lines 662 668) no Hoare annotation was computed. [2018-12-31 09:50:33,463 INFO L448 ceAbstractionStarter]: For program point L662-3(lines 662 668) no Hoare annotation was computed. [2018-12-31 09:50:33,463 INFO L448 ceAbstractionStarter]: For program point L662-4(lines 662 668) no Hoare annotation was computed. [2018-12-31 09:50:33,463 INFO L448 ceAbstractionStarter]: For program point L662-5(lines 662 668) no Hoare annotation was computed. [2018-12-31 09:50:33,464 INFO L448 ceAbstractionStarter]: For program point L662-6(lines 662 668) no Hoare annotation was computed. [2018-12-31 09:50:33,464 INFO L448 ceAbstractionStarter]: For program point L662-7(lines 662 668) no Hoare annotation was computed. [2018-12-31 09:50:33,464 INFO L448 ceAbstractionStarter]: For program point L662-8(lines 662 668) no Hoare annotation was computed. [2018-12-31 09:50:33,464 INFO L448 ceAbstractionStarter]: For program point L662-9(lines 662 668) no Hoare annotation was computed. [2018-12-31 09:50:33,464 INFO L448 ceAbstractionStarter]: For program point L662-10(lines 662 668) no Hoare annotation was computed. [2018-12-31 09:50:33,464 INFO L448 ceAbstractionStarter]: For program point L662-11(lines 662 668) no Hoare annotation was computed. [2018-12-31 09:50:33,464 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 601) no Hoare annotation was computed. [2018-12-31 09:50:33,464 INFO L444 ceAbstractionStarter]: At program point L532(lines 1 1014) the Hoare annotation is: (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:50:33,464 INFO L448 ceAbstractionStarter]: For program point L995(lines 995 1001) no Hoare annotation was computed. [2018-12-31 09:50:33,464 INFO L444 ceAbstractionStarter]: At program point L995-1(lines 701 707) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (and (= 1 ~waterLevel~0) .cse0 .cse2) .cse1) (and (= ~systemActive~0 0) (and .cse0 .cse2)))) [2018-12-31 09:50:33,464 INFO L444 ceAbstractionStarter]: At program point L929(lines 914 932) the Hoare annotation is: (and (<= 1 ULTIMATE.start_isLowWaterLevel_~tmp___0~2) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_isLowWaterLevel_~tmp~10 0) (<= 1 |ULTIMATE.start_isLowWaterLevel_#res|) (<= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-31 09:50:33,465 INFO L444 ceAbstractionStarter]: At program point L929-1(lines 914 932) the Hoare annotation is: false [2018-12-31 09:50:33,465 INFO L444 ceAbstractionStarter]: At program point L929-2(lines 914 932) the Hoare annotation is: false [2018-12-31 09:50:33,465 INFO L444 ceAbstractionStarter]: At program point L929-3(lines 914 932) the Hoare annotation is: false [2018-12-31 09:50:33,465 INFO L444 ceAbstractionStarter]: At program point L929-4(lines 914 932) the Hoare annotation is: false [2018-12-31 09:50:33,465 INFO L444 ceAbstractionStarter]: At program point L929-5(lines 914 932) the Hoare annotation is: false [2018-12-31 09:50:33,465 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 686) no Hoare annotation was computed. [2018-12-31 09:50:33,465 INFO L448 ceAbstractionStarter]: For program point L733(lines 733 750) no Hoare annotation was computed. [2018-12-31 09:50:33,465 INFO L448 ceAbstractionStarter]: For program point L733-1(lines 733 750) no Hoare annotation was computed. [2018-12-31 09:50:33,465 INFO L444 ceAbstractionStarter]: At program point L667(lines 658 671) the Hoare annotation is: false [2018-12-31 09:50:33,465 INFO L448 ceAbstractionStarter]: For program point L733-2(lines 733 750) no Hoare annotation was computed. [2018-12-31 09:50:33,466 INFO L444 ceAbstractionStarter]: At program point L667-1(lines 658 671) the Hoare annotation is: (let ((.cse0 (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) (.cse1 (= ~systemActive~0 1))) (or (and (and .cse0 (<= 2 ~waterLevel~0)) .cse1) (and (and (and .cse0 (not (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|))) (<= 1 ~waterLevel~0)) .cse1))) [2018-12-31 09:50:33,466 INFO L448 ceAbstractionStarter]: For program point L733-3(lines 733 750) no Hoare annotation was computed. [2018-12-31 09:50:33,466 INFO L444 ceAbstractionStarter]: At program point L667-2(lines 658 671) the Hoare annotation is: false [2018-12-31 09:50:33,466 INFO L448 ceAbstractionStarter]: For program point L733-4(lines 733 750) no Hoare annotation was computed. [2018-12-31 09:50:33,466 INFO L444 ceAbstractionStarter]: At program point L667-3(lines 658 671) the Hoare annotation is: (let ((.cse0 (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) (.cse1 (= ~systemActive~0 1))) (or (and (and (and (not (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|)) .cse0) (<= 1 ~waterLevel~0)) .cse1) (and (and (<= 2 ~waterLevel~0) .cse0) .cse1))) [2018-12-31 09:50:33,466 INFO L448 ceAbstractionStarter]: For program point L733-5(lines 733 750) no Hoare annotation was computed. [2018-12-31 09:50:33,466 INFO L444 ceAbstractionStarter]: At program point L667-4(lines 658 671) the Hoare annotation is: false [2018-12-31 09:50:33,466 INFO L448 ceAbstractionStarter]: For program point L733-6(lines 733 750) no Hoare annotation was computed. [2018-12-31 09:50:33,466 INFO L444 ceAbstractionStarter]: At program point L667-5(lines 658 671) the Hoare annotation is: false [2018-12-31 09:50:33,466 INFO L448 ceAbstractionStarter]: For program point L733-7(lines 733 750) no Hoare annotation was computed. [2018-12-31 09:50:33,473 INFO L444 ceAbstractionStarter]: At program point L469(lines 465 471) the Hoare annotation is: (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:50:33,473 INFO L444 ceAbstractionStarter]: At program point L667-6(lines 658 671) the Hoare annotation is: false [2018-12-31 09:50:33,473 INFO L448 ceAbstractionStarter]: For program point L733-8(lines 733 750) no Hoare annotation was computed. [2018-12-31 09:50:33,473 INFO L444 ceAbstractionStarter]: At program point L667-7(lines 658 671) the Hoare annotation is: false [2018-12-31 09:50:33,473 INFO L448 ceAbstractionStarter]: For program point L733-9(lines 733 750) no Hoare annotation was computed. [2018-12-31 09:50:33,473 INFO L444 ceAbstractionStarter]: At program point L667-8(lines 658 671) the Hoare annotation is: false [2018-12-31 09:50:33,473 INFO L448 ceAbstractionStarter]: For program point L733-10(lines 733 750) no Hoare annotation was computed. [2018-12-31 09:50:33,473 INFO L444 ceAbstractionStarter]: At program point L667-9(lines 658 671) the Hoare annotation is: false [2018-12-31 09:50:33,474 INFO L448 ceAbstractionStarter]: For program point L733-11(lines 733 750) no Hoare annotation was computed. [2018-12-31 09:50:33,474 INFO L444 ceAbstractionStarter]: At program point L667-10(lines 658 671) the Hoare annotation is: false [2018-12-31 09:50:33,474 INFO L444 ceAbstractionStarter]: At program point L667-11(lines 658 671) the Hoare annotation is: false [2018-12-31 09:50:33,474 INFO L448 ceAbstractionStarter]: For program point L737(lines 737 745) no Hoare annotation was computed. [2018-12-31 09:50:33,474 INFO L448 ceAbstractionStarter]: For program point L737-1(lines 737 745) no Hoare annotation was computed. [2018-12-31 09:50:33,474 INFO L448 ceAbstractionStarter]: For program point L737-2(lines 737 745) no Hoare annotation was computed. [2018-12-31 09:50:33,474 INFO L448 ceAbstractionStarter]: For program point L737-3(lines 737 745) no Hoare annotation was computed. [2018-12-31 09:50:33,474 INFO L448 ceAbstractionStarter]: For program point L737-4(lines 737 745) no Hoare annotation was computed. [2018-12-31 09:50:33,474 INFO L448 ceAbstractionStarter]: For program point L737-5(lines 737 745) no Hoare annotation was computed. [2018-12-31 09:50:33,474 INFO L448 ceAbstractionStarter]: For program point L737-6(lines 737 745) no Hoare annotation was computed. [2018-12-31 09:50:33,474 INFO L448 ceAbstractionStarter]: For program point L737-7(lines 737 745) no Hoare annotation was computed. [2018-12-31 09:50:33,474 INFO L448 ceAbstractionStarter]: For program point L737-8(lines 737 745) no Hoare annotation was computed. [2018-12-31 09:50:33,475 INFO L448 ceAbstractionStarter]: For program point L737-9(lines 737 745) no Hoare annotation was computed. [2018-12-31 09:50:33,475 INFO L448 ceAbstractionStarter]: For program point L737-10(lines 737 745) no Hoare annotation was computed. [2018-12-31 09:50:33,475 INFO L448 ceAbstractionStarter]: For program point L737-11(lines 737 745) no Hoare annotation was computed. [2018-12-31 09:50:33,478 INFO L444 ceAbstractionStarter]: At program point L540(lines 535 543) the Hoare annotation is: (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:50:33,478 INFO L448 ceAbstractionStarter]: For program point L937(lines 937 943) no Hoare annotation was computed. [2018-12-31 09:50:33,478 INFO L444 ceAbstractionStarter]: At program point L937-1(lines 937 943) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:50:33,478 INFO L448 ceAbstractionStarter]: For program point L609(lines 609 613) no Hoare annotation was computed. [2018-12-31 09:50:33,478 INFO L444 ceAbstractionStarter]: At program point L1007(lines 958 1008) the Hoare annotation is: false [2018-12-31 09:50:33,478 INFO L444 ceAbstractionStarter]: At program point L677(lines 672 680) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-31 09:50:33,478 INFO L444 ceAbstractionStarter]: At program point L677-1(lines 672 680) the Hoare annotation is: false [2018-12-31 09:50:33,478 INFO L444 ceAbstractionStarter]: At program point L677-2(lines 672 680) the Hoare annotation is: false [2018-12-31 09:50:33,479 INFO L444 ceAbstractionStarter]: At program point L677-3(lines 672 680) the Hoare annotation is: false [2018-12-31 09:50:33,479 INFO L444 ceAbstractionStarter]: At program point L677-4(lines 672 680) the Hoare annotation is: false [2018-12-31 09:50:33,479 INFO L444 ceAbstractionStarter]: At program point L677-5(lines 672 680) the Hoare annotation is: false [2018-12-31 09:50:33,479 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:50:33,479 INFO L444 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: false [2018-12-31 09:50:33,479 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-12-31 09:50:33,479 INFO L448 ceAbstractionStarter]: For program point L686(line 686) no Hoare annotation was computed. [2018-12-31 09:50:33,479 INFO L448 ceAbstractionStarter]: For program point L686-1(line 686) no Hoare annotation was computed. [2018-12-31 09:50:33,479 INFO L448 ceAbstractionStarter]: For program point L686-2(line 686) no Hoare annotation was computed. [2018-12-31 09:50:33,479 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2018-12-31 09:50:33,479 INFO L448 ceAbstractionStarter]: For program point L422-1(lines 701 707) no Hoare annotation was computed. [2018-12-31 09:50:33,480 INFO L444 ceAbstractionStarter]: At program point L622(lines 617 625) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-31 09:50:33,484 INFO L444 ceAbstractionStarter]: At program point L622-1(lines 617 625) the Hoare annotation is: false [2018-12-31 09:50:33,484 INFO L444 ceAbstractionStarter]: At program point L622-2(lines 617 625) the Hoare annotation is: (and (<= 2 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:50:33,484 INFO L448 ceAbstractionStarter]: For program point L556(lines 556 569) no Hoare annotation was computed. [2018-12-31 09:50:33,484 INFO L444 ceAbstractionStarter]: At program point L622-3(lines 617 625) the Hoare annotation is: false [2018-12-31 09:50:33,484 INFO L444 ceAbstractionStarter]: At program point L556-1(lines 1 1014) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0))) (let ((.cse2 (and .cse0 .cse3)) (.cse1 (= ~systemActive~0 1))) (or (and (<= 2 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) (<= 2 ~waterLevel~0) .cse0 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse1) (and (= ~systemActive~0 0) .cse2) (and (and (= 1 ~waterLevel~0) .cse0 .cse3) .cse1) (and (and .cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ~waterLevel~0) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4)) .cse1)))) [2018-12-31 09:50:33,485 INFO L444 ceAbstractionStarter]: At program point L622-4(lines 617 625) the Hoare annotation is: (and (<= 2 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:50:33,485 INFO L448 ceAbstractionStarter]: For program point L556-2(lines 556 569) no Hoare annotation was computed. [2018-12-31 09:50:33,485 INFO L444 ceAbstractionStarter]: At program point L622-5(lines 617 625) the Hoare annotation is: false [2018-12-31 09:50:33,485 INFO L444 ceAbstractionStarter]: At program point L556-3(lines 1 1014) the Hoare annotation is: false [2018-12-31 09:50:33,485 INFO L444 ceAbstractionStarter]: At program point L622-6(lines 617 625) the Hoare annotation is: false [2018-12-31 09:50:33,485 INFO L448 ceAbstractionStarter]: For program point L556-4(lines 556 569) no Hoare annotation was computed. [2018-12-31 09:50:33,485 INFO L444 ceAbstractionStarter]: At program point L622-7(lines 617 625) the Hoare annotation is: false [2018-12-31 09:50:33,485 INFO L444 ceAbstractionStarter]: At program point L556-5(lines 1 1014) the Hoare annotation is: false [2018-12-31 09:50:33,485 INFO L444 ceAbstractionStarter]: At program point L622-8(lines 617 625) the Hoare annotation is: false [2018-12-31 09:50:33,485 INFO L444 ceAbstractionStarter]: At program point L622-9(lines 617 625) the Hoare annotation is: false [2018-12-31 09:50:33,485 INFO L444 ceAbstractionStarter]: At program point L622-10(lines 617 625) the Hoare annotation is: false [2018-12-31 09:50:33,486 INFO L444 ceAbstractionStarter]: At program point L622-11(lines 617 625) the Hoare annotation is: false [2018-12-31 09:50:33,486 INFO L444 ceAbstractionStarter]: At program point L622-12(lines 617 625) the Hoare annotation is: false [2018-12-31 09:50:33,486 INFO L444 ceAbstractionStarter]: At program point L622-13(lines 617 625) the Hoare annotation is: false [2018-12-31 09:50:33,486 INFO L444 ceAbstractionStarter]: At program point L622-14(lines 617 625) the Hoare annotation is: false [2018-12-31 09:50:33,486 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:50:33,486 INFO L448 ceAbstractionStarter]: For program point L821(lines 821 827) no Hoare annotation was computed. [2018-12-31 09:50:33,486 INFO L448 ceAbstractionStarter]: For program point L821-2(lines 821 827) no Hoare annotation was computed. [2018-12-31 09:50:33,486 INFO L448 ceAbstractionStarter]: For program point L821-4(lines 821 827) no Hoare annotation was computed. [2018-12-31 09:50:33,486 INFO L448 ceAbstractionStarter]: For program point L821-6(lines 821 827) no Hoare annotation was computed. [2018-12-31 09:50:33,486 INFO L448 ceAbstractionStarter]: For program point L821-8(lines 821 827) no Hoare annotation was computed. [2018-12-31 09:50:33,486 INFO L448 ceAbstractionStarter]: For program point L821-10(lines 821 827) no Hoare annotation was computed. [2018-12-31 09:50:33,486 INFO L448 ceAbstractionStarter]: For program point L821-12(lines 821 827) no Hoare annotation was computed. [2018-12-31 09:50:33,490 INFO L448 ceAbstractionStarter]: For program point L821-14(lines 821 827) no Hoare annotation was computed. [2018-12-31 09:50:33,490 INFO L448 ceAbstractionStarter]: For program point L821-16(lines 821 827) no Hoare annotation was computed. [2018-12-31 09:50:33,490 INFO L448 ceAbstractionStarter]: For program point L821-18(lines 821 827) no Hoare annotation was computed. [2018-12-31 09:50:33,490 INFO L448 ceAbstractionStarter]: For program point L821-20(lines 821 827) no Hoare annotation was computed. [2018-12-31 09:50:33,490 INFO L448 ceAbstractionStarter]: For program point L821-22(lines 821 827) no Hoare annotation was computed. [2018-12-31 09:50:33,490 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 566) no Hoare annotation was computed. [2018-12-31 09:50:33,490 INFO L448 ceAbstractionStarter]: For program point L560-2(lines 560 566) no Hoare annotation was computed. [2018-12-31 09:50:33,490 INFO L448 ceAbstractionStarter]: For program point L560-4(lines 560 566) no Hoare annotation was computed. [2018-12-31 09:50:33,490 INFO L448 ceAbstractionStarter]: For program point L759(lines 759 776) no Hoare annotation was computed. [2018-12-31 09:50:33,490 INFO L448 ceAbstractionStarter]: For program point L759-1(lines 759 776) no Hoare annotation was computed. [2018-12-31 09:50:33,490 INFO L448 ceAbstractionStarter]: For program point L759-2(lines 759 776) no Hoare annotation was computed. [2018-12-31 09:50:33,491 INFO L448 ceAbstractionStarter]: For program point L759-3(lines 759 776) no Hoare annotation was computed. [2018-12-31 09:50:33,491 INFO L448 ceAbstractionStarter]: For program point L759-4(lines 759 776) no Hoare annotation was computed. [2018-12-31 09:50:33,491 INFO L448 ceAbstractionStarter]: For program point L759-5(lines 759 776) no Hoare annotation was computed. [2018-12-31 09:50:33,491 INFO L448 ceAbstractionStarter]: For program point L496(lines 496 503) no Hoare annotation was computed. [2018-12-31 09:50:33,491 INFO L451 ceAbstractionStarter]: At program point L496-1(lines 496 503) the Hoare annotation is: true [2018-12-31 09:50:33,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:50:33 BoogieIcfgContainer [2018-12-31 09:50:33,553 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:50:33,553 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:50:33,553 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:50:33,553 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:50:33,554 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:50:14" (3/4) ... [2018-12-31 09:50:33,561 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:50:33,588 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:50:33,590 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-12-31 09:50:33,592 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-31 09:50:33,594 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-31 09:50:33,596 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:50:33,598 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:50:33,633 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2 <= tmp && 2 <= waterLevel) && splverifierCounter == 0) && 2 <= \result) && systemActive == 1) || (systemActive == 0 && splverifierCounter == 0 && pumpRunning == 0)) || (((1 == waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= \result) && 1 <= waterLevel) && 1 <= tmp) && systemActive == 1) [2018-12-31 09:50:33,637 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((systemActive == 0 && splverifierCounter == 0 && pumpRunning == 0) || (((2 <= waterLevel && splverifierCounter == 0) && 2 <= \result) && systemActive == 1)) || ((1 <= \result && 1 <= waterLevel) && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) [2018-12-31 09:50:33,639 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((systemActive == 0 && 0 == \result) && splverifierCounter == 0) && pumpRunning == 0 [2018-12-31 09:50:33,641 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \result) && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) || ((2 <= waterLevel && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) [2018-12-31 09:50:33,644 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == \result && !(0 == tmp)) && 0 == tmp___0) && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) || ((2 <= waterLevel && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) [2018-12-31 09:50:33,647 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == \result && splverifierCounter == 0) && 1 <= waterLevel) && systemActive == 1 [2018-12-31 09:50:33,648 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && systemActive == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && !(0 == \result)) && 1 <= waterLevel) && systemActive == 1) [2018-12-31 09:50:33,649 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= tmp___0 && 0 == \result) && splverifierCounter == 0) && tmp == 0) && 1 <= \result) && 1 <= waterLevel) && systemActive == 1 [2018-12-31 09:50:33,649 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && systemActive == 1) || (((((0 == \result && splverifierCounter == 0 && pumpRunning == 0) && !(0 == tmp)) && 0 == tmp___0) && 1 <= waterLevel) && systemActive == 1) [2018-12-31 09:50:33,834 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:50:33,834 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:50:33,835 INFO L168 Benchmark]: Toolchain (without parser) took 23250.92 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 307.8 MB). Free memory was 947.3 MB in the beginning and 980.7 MB in the end (delta: -33.3 MB). Peak memory consumption was 274.4 MB. Max. memory is 11.5 GB. [2018-12-31 09:50:33,836 INFO L168 Benchmark]: CDTParser took 0.21 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 09:50:33,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 836.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -154.9 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-12-31 09:50:33,836 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.16 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:50:33,836 INFO L168 Benchmark]: Boogie Preprocessor took 72.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:50:33,837 INFO L168 Benchmark]: RCFGBuilder took 2482.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.7 MB). Peak memory consumption was 85.7 MB. Max. memory is 11.5 GB. [2018-12-31 09:50:33,837 INFO L168 Benchmark]: TraceAbstraction took 19460.76 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 186.6 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 9.3 MB). Peak memory consumption was 389.3 MB. Max. memory is 11.5 GB. [2018-12-31 09:50:33,837 INFO L168 Benchmark]: Witness Printer took 280.65 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 980.7 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:50:33,840 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 836.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -154.9 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 111.16 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 72.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2482.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.7 MB). Peak memory consumption was 85.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 19460.76 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 186.6 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 9.3 MB). Peak memory consumption was 389.3 MB. Max. memory is 11.5 GB. * Witness Printer took 280.65 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 980.7 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 686]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 686]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 686]: 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: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: ((systemActive == 0 && splverifierCounter == 0 && pumpRunning == 0) || (((2 <= waterLevel && splverifierCounter == 0) && 2 <= \result) && systemActive == 1)) || ((1 <= \result && 1 <= waterLevel) && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && systemActive == 1) || (((((0 == \result && splverifierCounter == 0 && pumpRunning == 0) && !(0 == tmp)) && 0 == tmp___0) && 1 <= waterLevel) && systemActive == 1) - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: ((systemActive == 0 && 0 == \result) && splverifierCounter == 0) && pumpRunning == 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: (((((0 == \result && !(0 == tmp)) && 0 == tmp___0) && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) || ((2 <= waterLevel && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: (((2 <= waterLevel && splverifierCounter == 0) && systemActive == 1) || (((1 == waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (systemActive == 0 && splverifierCounter == 0 && pumpRunning == 0) - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 <= waterLevel) && systemActive == 1 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (((2 <= waterLevel && splverifierCounter == 0) && systemActive == 1) || (((1 == waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (systemActive == 0 && splverifierCounter == 0 && pumpRunning == 0) - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: (((((1 <= tmp___0 && 0 == \result) && splverifierCounter == 0) && tmp == 0) && 1 <= \result) && 1 <= waterLevel) && systemActive == 1 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((2 <= tmp && 2 <= waterLevel) && splverifierCounter == 0) && 2 <= \result) && systemActive == 1) || (systemActive == 0 && splverifierCounter == 0 && pumpRunning == 0)) || (((1 == waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= \result) && 1 <= waterLevel) && 1 <= tmp) && systemActive == 1) - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: ((0 == \result && splverifierCounter == 0) && 1 <= waterLevel) && systemActive == 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 <= waterLevel) && systemActive == 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: (((!(0 == \result) && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) || ((2 <= waterLevel && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: (1 == waterLevel && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == waterLevel && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && systemActive == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && !(0 == \result)) && 1 <= waterLevel) && systemActive == 1) - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: ((systemActive == 0 && splverifierCounter == 0 && pumpRunning == 0) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1)) || ((2 <= waterLevel && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 <= waterLevel) && systemActive == 1) || (systemActive == 0 && splverifierCounter == 0 && pumpRunning == 0) - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: (((2 <= waterLevel && splverifierCounter == 0) && systemActive == 1) || (((1 == waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (systemActive == 0 && splverifierCounter == 0 && pumpRunning == 0) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: (1 == waterLevel && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 3 error locations. SAFE Result, 19.3s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 7.6s AutomataDifference, 0.0s DeadEndRemovalTime, 7.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2023 SDtfs, 2644 SDslu, 3242 SDs, 0 SdLazy, 418 SolverSat, 105 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 235 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=344occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 13 MinimizatonAttempts, 1367 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 235 NumberOfFragments, 663 HoareAnnotationTreeSize, 92 FomulaSimplifications, 250189 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 92 FomulaSimplificationsInter, 143181 FormulaSimplificationTreeSizeReductionInter, 5.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 663 NumberOfCodeBlocks, 663 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 648 ConstructedInterpolants, 0 QuantifiedInterpolants, 59420 SizeOfPredicates, 8 NumberOfNonLiveVariables, 940 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 184/200 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...