./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec1_product60_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 21b7318e0534e2795ffc81aa5194a01e66c6f479 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 09:45:28,090 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:45:28,092 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:45:28,106 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:45:28,107 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:45:28,109 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:45:28,112 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:45:28,115 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:45:28,118 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:45:28,121 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:45:28,123 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:45:28,124 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:45:28,125 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:45:28,128 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:45:28,130 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:45:28,131 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:45:28,132 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:45:28,134 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:45:28,136 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:45:28,138 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:45:28,139 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:45:28,140 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:45:28,143 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:45:28,143 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:45:28,143 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:45:28,144 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:45:28,146 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:45:28,147 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:45:28,147 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:45:28,149 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:45:28,149 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:45:28,150 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:45:28,150 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:45:28,150 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:45:28,152 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:45:28,153 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:45:28,153 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:45:28,168 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:45:28,169 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:45:28,170 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:45:28,172 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:45:28,172 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:45:28,172 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:45:28,172 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:45:28,172 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:45:28,172 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:45:28,173 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:45:28,173 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:45:28,173 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:45:28,173 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:45:28,173 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:45:28,174 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:45:28,174 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:45:28,174 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:45:28,174 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:45:28,174 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:45:28,174 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:45:28,175 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:45:28,175 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:45:28,175 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:45:28,175 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:45:28,175 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:45:28,175 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:45:28,176 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:45:28,176 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:45:28,176 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 -> 21b7318e0534e2795ffc81aa5194a01e66c6f479 [2018-12-31 09:45:28,211 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:45:28,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:45:28,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:45:28,228 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:45:28,229 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:45:28,229 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-12-31 09:45:28,292 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f74cd185/80918287897c4d8abaf457d5798d26c0/FLAG179019a97 [2018-12-31 09:45:28,869 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:45:28,870 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-12-31 09:45:28,893 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f74cd185/80918287897c4d8abaf457d5798d26c0/FLAG179019a97 [2018-12-31 09:45:29,150 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f74cd185/80918287897c4d8abaf457d5798d26c0 [2018-12-31 09:45:29,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:45:29,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:45:29,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:45:29,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:45:29,164 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:45:29,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:45:29" (1/1) ... [2018-12-31 09:45:29,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4527ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:29, skipping insertion in model container [2018-12-31 09:45:29,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:45:29" (1/1) ... [2018-12-31 09:45:29,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:45:29,248 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:45:29,648 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:45:29,664 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:45:29,884 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:45:29,942 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:45:29,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:29 WrapperNode [2018-12-31 09:45:29,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:45:29,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:45:29,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:45:29,945 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:45:29,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:29" (1/1) ... [2018-12-31 09:45:29,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:29" (1/1) ... [2018-12-31 09:45:30,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:45:30,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:45:30,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:45:30,034 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:45:30,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:29" (1/1) ... [2018-12-31 09:45:30,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:29" (1/1) ... [2018-12-31 09:45:30,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:29" (1/1) ... [2018-12-31 09:45:30,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:29" (1/1) ... [2018-12-31 09:45:30,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:29" (1/1) ... [2018-12-31 09:45:30,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:29" (1/1) ... [2018-12-31 09:45:30,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:29" (1/1) ... [2018-12-31 09:45:30,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:45:30,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:45:30,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:45:30,088 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:45:30,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:45:30,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:45:30,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:45:30,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:45:30,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:45:31,627 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:45:31,628 INFO L280 CfgBuilder]: Removed 198 assue(true) statements. [2018-12-31 09:45:31,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:45:31 BoogieIcfgContainer [2018-12-31 09:45:31,629 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:45:31,630 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:45:31,630 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:45:31,634 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:45:31,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:45:29" (1/3) ... [2018-12-31 09:45:31,636 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3297c0a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:45:31, skipping insertion in model container [2018-12-31 09:45:31,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:45:29" (2/3) ... [2018-12-31 09:45:31,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3297c0a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:45:31, skipping insertion in model container [2018-12-31 09:45:31,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:45:31" (3/3) ... [2018-12-31 09:45:31,639 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-12-31 09:45:31,651 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:45:31,661 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:45:31,680 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:45:31,715 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:45:31,715 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:45:31,715 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:45:31,716 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:45:31,716 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:45:31,716 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:45:31,716 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:45:31,716 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:45:31,717 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:45:31,736 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2018-12-31 09:45:31,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-31 09:45:31,743 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:31,744 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:31,746 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:31,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:31,752 INFO L82 PathProgramCache]: Analyzing trace with hash 1851082586, now seen corresponding path program 1 times [2018-12-31 09:45:31,754 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:31,754 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:31,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:31,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:31,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:32,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:32,024 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:32,024 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:45:32,028 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:45:32,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:45:32,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:45:32,043 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2018-12-31 09:45:32,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:32,078 INFO L93 Difference]: Finished difference Result 268 states and 401 transitions. [2018-12-31 09:45:32,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:45:32,080 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-12-31 09:45:32,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:32,095 INFO L225 Difference]: With dead ends: 268 [2018-12-31 09:45:32,095 INFO L226 Difference]: Without dead ends: 133 [2018-12-31 09:45:32,099 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:45:32,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-12-31 09:45:32,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2018-12-31 09:45:32,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-12-31 09:45:32,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 192 transitions. [2018-12-31 09:45:32,149 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 192 transitions. Word has length 16 [2018-12-31 09:45:32,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:32,149 INFO L480 AbstractCegarLoop]: Abstraction has 133 states and 192 transitions. [2018-12-31 09:45:32,149 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:45:32,150 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 192 transitions. [2018-12-31 09:45:32,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-31 09:45:32,151 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:32,151 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:32,151 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:32,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:32,152 INFO L82 PathProgramCache]: Analyzing trace with hash 804325689, now seen corresponding path program 1 times [2018-12-31 09:45:32,152 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:32,152 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:32,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:32,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:32,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:32,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:32,321 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:32,321 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:45:32,324 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:45:32,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:45:32,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:45:32,325 INFO L87 Difference]: Start difference. First operand 133 states and 192 transitions. Second operand 3 states. [2018-12-31 09:45:32,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:32,371 INFO L93 Difference]: Finished difference Result 133 states and 192 transitions. [2018-12-31 09:45:32,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:45:32,371 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-12-31 09:45:32,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:32,373 INFO L225 Difference]: With dead ends: 133 [2018-12-31 09:45:32,373 INFO L226 Difference]: Without dead ends: 55 [2018-12-31 09:45:32,378 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:45:32,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-12-31 09:45:32,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2018-12-31 09:45:32,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-12-31 09:45:32,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2018-12-31 09:45:32,391 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 17 [2018-12-31 09:45:32,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:32,391 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2018-12-31 09:45:32,391 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:45:32,392 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2018-12-31 09:45:32,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-31 09:45:32,396 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:32,396 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:32,397 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:32,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:32,398 INFO L82 PathProgramCache]: Analyzing trace with hash 934734913, now seen corresponding path program 1 times [2018-12-31 09:45:32,398 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:32,398 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:32,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:32,399 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:32,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:32,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:32,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:32,558 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:32,558 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:45:32,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:45:32,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:45:32,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:45:32,561 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand 5 states. [2018-12-31 09:45:32,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:32,737 INFO L93 Difference]: Finished difference Result 127 states and 186 transitions. [2018-12-31 09:45:32,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:45:32,737 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-12-31 09:45:32,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:32,739 INFO L225 Difference]: With dead ends: 127 [2018-12-31 09:45:32,739 INFO L226 Difference]: Without dead ends: 78 [2018-12-31 09:45:32,740 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:45:32,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2018-12-31 09:45:32,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 74. [2018-12-31 09:45:32,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2018-12-31 09:45:32,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 108 transitions. [2018-12-31 09:45:32,755 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 108 transitions. Word has length 22 [2018-12-31 09:45:32,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:32,757 INFO L480 AbstractCegarLoop]: Abstraction has 74 states and 108 transitions. [2018-12-31 09:45:32,757 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:45:32,757 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2018-12-31 09:45:32,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-31 09:45:32,758 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:32,758 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:32,759 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:32,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:32,759 INFO L82 PathProgramCache]: Analyzing trace with hash -2102865864, now seen corresponding path program 1 times [2018-12-31 09:45:32,759 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:32,760 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:32,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:32,762 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:32,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:32,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:32,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:32,924 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:32,924 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:45:32,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:45:32,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:45:32,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:45:32,928 INFO L87 Difference]: Start difference. First operand 74 states and 108 transitions. Second operand 3 states. [2018-12-31 09:45:33,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:33,048 INFO L93 Difference]: Finished difference Result 163 states and 240 transitions. [2018-12-31 09:45:33,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:45:33,049 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2018-12-31 09:45:33,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:33,050 INFO L225 Difference]: With dead ends: 163 [2018-12-31 09:45:33,050 INFO L226 Difference]: Without dead ends: 95 [2018-12-31 09:45:33,051 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:45:33,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-12-31 09:45:33,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2018-12-31 09:45:33,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-12-31 09:45:33,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 132 transitions. [2018-12-31 09:45:33,064 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 132 transitions. Word has length 24 [2018-12-31 09:45:33,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:33,064 INFO L480 AbstractCegarLoop]: Abstraction has 93 states and 132 transitions. [2018-12-31 09:45:33,064 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:45:33,064 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2018-12-31 09:45:33,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-31 09:45:33,065 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:33,065 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 09:45:33,066 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:33,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:33,066 INFO L82 PathProgramCache]: Analyzing trace with hash 379959382, now seen corresponding path program 1 times [2018-12-31 09:45:33,066 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:33,067 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:33,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:33,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:33,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:33,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:33,183 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:33,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:45:33,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:45:33,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:45:33,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:45:33,187 INFO L87 Difference]: Start difference. First operand 93 states and 132 transitions. Second operand 5 states. [2018-12-31 09:45:33,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:33,718 INFO L93 Difference]: Finished difference Result 477 states and 692 transitions. [2018-12-31 09:45:33,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 09:45:33,719 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2018-12-31 09:45:33,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:33,724 INFO L225 Difference]: With dead ends: 477 [2018-12-31 09:45:33,725 INFO L226 Difference]: Without dead ends: 390 [2018-12-31 09:45:33,726 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:45:33,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2018-12-31 09:45:33,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 172. [2018-12-31 09:45:33,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-12-31 09:45:33,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 242 transitions. [2018-12-31 09:45:33,785 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 242 transitions. Word has length 25 [2018-12-31 09:45:33,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:33,786 INFO L480 AbstractCegarLoop]: Abstraction has 172 states and 242 transitions. [2018-12-31 09:45:33,786 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:45:33,786 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 242 transitions. [2018-12-31 09:45:33,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-31 09:45:33,793 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:33,793 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 09:45:33,794 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:33,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:33,794 INFO L82 PathProgramCache]: Analyzing trace with hash 176152288, now seen corresponding path program 1 times [2018-12-31 09:45:33,794 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:33,795 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:33,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:33,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:33,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:34,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:34,171 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:34,171 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:45:34,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:45:34,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:45:34,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:45:34,174 INFO L87 Difference]: Start difference. First operand 172 states and 242 transitions. Second operand 5 states. [2018-12-31 09:45:35,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:35,224 INFO L93 Difference]: Finished difference Result 490 states and 693 transitions. [2018-12-31 09:45:35,225 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:45:35,225 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-12-31 09:45:35,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:35,230 INFO L225 Difference]: With dead ends: 490 [2018-12-31 09:45:35,231 INFO L226 Difference]: Without dead ends: 488 [2018-12-31 09:45:35,232 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:45:35,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2018-12-31 09:45:35,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 172. [2018-12-31 09:45:35,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-12-31 09:45:35,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 240 transitions. [2018-12-31 09:45:35,265 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 240 transitions. Word has length 26 [2018-12-31 09:45:35,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:35,266 INFO L480 AbstractCegarLoop]: Abstraction has 172 states and 240 transitions. [2018-12-31 09:45:35,266 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:45:35,266 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 240 transitions. [2018-12-31 09:45:35,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:45:35,269 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:35,269 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:35,270 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:35,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:35,270 INFO L82 PathProgramCache]: Analyzing trace with hash -531386443, now seen corresponding path program 1 times [2018-12-31 09:45:35,270 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:35,270 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:35,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:35,273 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:35,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:35,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:35,540 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:35,541 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:45:35,541 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:45:35,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:45:35,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:45:35,542 INFO L87 Difference]: Start difference. First operand 172 states and 240 transitions. Second operand 5 states. [2018-12-31 09:45:36,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:36,000 INFO L93 Difference]: Finished difference Result 500 states and 692 transitions. [2018-12-31 09:45:36,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:45:36,001 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2018-12-31 09:45:36,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:36,004 INFO L225 Difference]: With dead ends: 500 [2018-12-31 09:45:36,005 INFO L226 Difference]: Without dead ends: 334 [2018-12-31 09:45:36,005 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:45:36,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2018-12-31 09:45:36,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 184. [2018-12-31 09:45:36,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-12-31 09:45:36,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 252 transitions. [2018-12-31 09:45:36,047 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 252 transitions. Word has length 34 [2018-12-31 09:45:36,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:36,050 INFO L480 AbstractCegarLoop]: Abstraction has 184 states and 252 transitions. [2018-12-31 09:45:36,050 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:45:36,050 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 252 transitions. [2018-12-31 09:45:36,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:45:36,057 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:36,058 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:36,058 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:36,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:36,058 INFO L82 PathProgramCache]: Analyzing trace with hash -1118192457, now seen corresponding path program 1 times [2018-12-31 09:45:36,058 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:36,058 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:36,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:36,061 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:36,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:36,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:36,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:36,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-31 09:45:36,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 09:45:36,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 09:45:36,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:45:36,271 INFO L87 Difference]: Start difference. First operand 184 states and 252 transitions. Second operand 6 states. [2018-12-31 09:45:36,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:36,830 INFO L93 Difference]: Finished difference Result 534 states and 726 transitions. [2018-12-31 09:45:36,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 09:45:36,832 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2018-12-31 09:45:36,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:36,835 INFO L225 Difference]: With dead ends: 534 [2018-12-31 09:45:36,835 INFO L226 Difference]: Without dead ends: 356 [2018-12-31 09:45:36,836 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-12-31 09:45:36,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-12-31 09:45:36,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 192. [2018-12-31 09:45:36,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-12-31 09:45:36,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 260 transitions. [2018-12-31 09:45:36,866 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 260 transitions. Word has length 34 [2018-12-31 09:45:36,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:36,868 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 260 transitions. [2018-12-31 09:45:36,868 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 09:45:36,868 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 260 transitions. [2018-12-31 09:45:36,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:45:36,869 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:36,869 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:36,870 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:36,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:36,871 INFO L82 PathProgramCache]: Analyzing trace with hash 1896911161, now seen corresponding path program 1 times [2018-12-31 09:45:36,871 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:36,871 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:36,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:36,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:36,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:36,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:36,945 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:36,945 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:45:36,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:45:36,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:45:36,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:45:36,946 INFO L87 Difference]: Start difference. First operand 192 states and 260 transitions. Second operand 3 states. [2018-12-31 09:45:37,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:37,135 INFO L93 Difference]: Finished difference Result 466 states and 630 transitions. [2018-12-31 09:45:37,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:45:37,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-12-31 09:45:37,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:37,140 INFO L225 Difference]: With dead ends: 466 [2018-12-31 09:45:37,140 INFO L226 Difference]: Without dead ends: 280 [2018-12-31 09:45:37,143 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:45:37,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2018-12-31 09:45:37,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 280. [2018-12-31 09:45:37,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2018-12-31 09:45:37,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 370 transitions. [2018-12-31 09:45:37,184 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 370 transitions. Word has length 34 [2018-12-31 09:45:37,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:37,184 INFO L480 AbstractCegarLoop]: Abstraction has 280 states and 370 transitions. [2018-12-31 09:45:37,185 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:45:37,185 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 370 transitions. [2018-12-31 09:45:37,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-31 09:45:37,187 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:37,189 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:37,190 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:37,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:37,191 INFO L82 PathProgramCache]: Analyzing trace with hash -881620425, now seen corresponding path program 1 times [2018-12-31 09:45:37,191 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:37,191 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:37,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:37,194 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:37,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:37,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:37,829 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:37,829 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-31 09:45:37,830 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-31 09:45:37,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-31 09:45:37,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:45:37,830 INFO L87 Difference]: Start difference. First operand 280 states and 370 transitions. Second operand 8 states. [2018-12-31 09:45:38,617 WARN L181 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-12-31 09:45:38,887 WARN L181 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-12-31 09:45:39,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:39,074 INFO L93 Difference]: Finished difference Result 1008 states and 1334 transitions. [2018-12-31 09:45:39,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-31 09:45:39,075 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2018-12-31 09:45:39,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:39,081 INFO L225 Difference]: With dead ends: 1008 [2018-12-31 09:45:39,081 INFO L226 Difference]: Without dead ends: 734 [2018-12-31 09:45:39,083 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2018-12-31 09:45:39,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2018-12-31 09:45:39,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 280. [2018-12-31 09:45:39,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2018-12-31 09:45:39,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 363 transitions. [2018-12-31 09:45:39,135 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 363 transitions. Word has length 35 [2018-12-31 09:45:39,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:39,135 INFO L480 AbstractCegarLoop]: Abstraction has 280 states and 363 transitions. [2018-12-31 09:45:39,135 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-31 09:45:39,135 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 363 transitions. [2018-12-31 09:45:39,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-31 09:45:39,137 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:39,138 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:39,138 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:39,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:39,138 INFO L82 PathProgramCache]: Analyzing trace with hash -1734965659, now seen corresponding path program 1 times [2018-12-31 09:45:39,140 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:39,140 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:39,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:39,141 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:39,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:39,365 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:45:39,366 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:39,366 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-31 09:45:39,367 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 09:45:39,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 09:45:39,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:45:39,367 INFO L87 Difference]: Start difference. First operand 280 states and 363 transitions. Second operand 6 states. [2018-12-31 09:45:40,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:40,069 INFO L93 Difference]: Finished difference Result 1458 states and 1932 transitions. [2018-12-31 09:45:40,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-31 09:45:40,070 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2018-12-31 09:45:40,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:40,077 INFO L225 Difference]: With dead ends: 1458 [2018-12-31 09:45:40,077 INFO L226 Difference]: Without dead ends: 1272 [2018-12-31 09:45:40,078 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2018-12-31 09:45:40,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1272 states. [2018-12-31 09:45:40,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1272 to 548. [2018-12-31 09:45:40,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 548 states. [2018-12-31 09:45:40,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 712 transitions. [2018-12-31 09:45:40,200 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 712 transitions. Word has length 56 [2018-12-31 09:45:40,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:40,200 INFO L480 AbstractCegarLoop]: Abstraction has 548 states and 712 transitions. [2018-12-31 09:45:40,200 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 09:45:40,200 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 712 transitions. [2018-12-31 09:45:40,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-31 09:45:40,203 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:45:40,203 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:45:40,203 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:45:40,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:45:40,203 INFO L82 PathProgramCache]: Analyzing trace with hash -1033901081, now seen corresponding path program 1 times [2018-12-31 09:45:40,205 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:45:40,205 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:45:40,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:40,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:45:40,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:45:40,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:45:40,672 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-31 09:45:40,672 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:45:40,672 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-31 09:45:40,672 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-31 09:45:40,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-31 09:45:40,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:45:40,673 INFO L87 Difference]: Start difference. First operand 548 states and 712 transitions. Second operand 7 states. [2018-12-31 09:45:40,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:45:40,928 INFO L93 Difference]: Finished difference Result 1114 states and 1447 transitions. [2018-12-31 09:45:40,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 09:45:40,929 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2018-12-31 09:45:40,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:45:40,930 INFO L225 Difference]: With dead ends: 1114 [2018-12-31 09:45:40,930 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:45:40,933 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2018-12-31 09:45:40,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:45:40,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:45:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:45:40,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:45:40,934 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2018-12-31 09:45:40,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:45:40,934 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:45:40,934 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-31 09:45:40,934 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:45:40,934 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:45:40,942 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:45:41,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,279 WARN L181 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 163 [2018-12-31 09:45:41,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,581 WARN L181 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 142 [2018-12-31 09:45:41,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,767 WARN L181 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 127 [2018-12-31 09:45:41,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:41,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,194 WARN L181 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 185 [2018-12-31 09:45:42,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,571 WARN L181 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 181 [2018-12-31 09:45:42,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:42,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,088 WARN L181 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 186 [2018-12-31 09:45:43,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,427 WARN L181 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 179 [2018-12-31 09:45:43,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,599 WARN L181 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 165 [2018-12-31 09:45:43,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:43,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:45:45,856 WARN L181 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 158 DAG size of output: 37 [2018-12-31 09:45:46,585 WARN L181 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 31 [2018-12-31 09:45:47,227 WARN L181 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 16 [2018-12-31 09:45:48,061 WARN L181 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 22 [2018-12-31 09:45:50,200 WARN L181 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 176 DAG size of output: 26 [2018-12-31 09:45:50,798 WARN L181 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2018-12-31 09:45:51,550 WARN L181 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 21 [2018-12-31 09:45:52,185 WARN L181 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 20 [2018-12-31 09:45:53,300 WARN L181 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 160 DAG size of output: 37 [2018-12-31 09:45:53,629 WARN L181 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 30 [2018-12-31 09:45:53,752 WARN L181 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 24 [2018-12-31 09:45:53,779 INFO L448 ceAbstractionStarter]: For program point L267(lines 267 273) no Hoare annotation was computed. [2018-12-31 09:45:53,780 INFO L448 ceAbstractionStarter]: For program point L267-2(lines 267 273) no Hoare annotation was computed. [2018-12-31 09:45:53,780 INFO L448 ceAbstractionStarter]: For program point L168(lines 168 172) no Hoare annotation was computed. [2018-12-31 09:45:53,780 INFO L448 ceAbstractionStarter]: For program point L267-4(lines 267 273) no Hoare annotation was computed. [2018-12-31 09:45:53,780 INFO L444 ceAbstractionStarter]: At program point L103(lines 99 105) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~0 1)) [2018-12-31 09:45:53,780 INFO L448 ceAbstractionStarter]: For program point L698(lines 698 713) no Hoare annotation was computed. [2018-12-31 09:45:53,780 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 837) no Hoare annotation was computed. [2018-12-31 09:45:53,780 INFO L448 ceAbstractionStarter]: For program point L798(lines 798 806) no Hoare annotation was computed. [2018-12-31 09:45:53,781 INFO L448 ceAbstractionStarter]: For program point L831-2(lines 831 837) no Hoare annotation was computed. [2018-12-31 09:45:53,781 INFO L448 ceAbstractionStarter]: For program point L798-1(lines 798 806) no Hoare annotation was computed. [2018-12-31 09:45:53,781 INFO L448 ceAbstractionStarter]: For program point L798-2(lines 798 806) no Hoare annotation was computed. [2018-12-31 09:45:53,781 INFO L448 ceAbstractionStarter]: For program point L831-4(lines 831 837) no Hoare annotation was computed. [2018-12-31 09:45:53,781 INFO L448 ceAbstractionStarter]: For program point L831-6(lines 831 837) no Hoare annotation was computed. [2018-12-31 09:45:53,781 INFO L448 ceAbstractionStarter]: For program point L831-8(lines 831 837) no Hoare annotation was computed. [2018-12-31 09:45:53,781 INFO L448 ceAbstractionStarter]: For program point L831-10(lines 831 837) no Hoare annotation was computed. [2018-12-31 09:45:53,781 INFO L444 ceAbstractionStarter]: At program point L997(lines 992 1000) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2018-12-31 09:45:53,781 INFO L444 ceAbstractionStarter]: At program point L865(lines 860 868) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (not (= 0 ~methaneLevelCritical~0)) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (= ULTIMATE.start_main_~tmp~0 1)) [2018-12-31 09:45:53,781 INFO L444 ceAbstractionStarter]: At program point L865-1(lines 860 868) the Hoare annotation is: false [2018-12-31 09:45:53,782 INFO L444 ceAbstractionStarter]: At program point L865-2(lines 860 868) the Hoare annotation is: false [2018-12-31 09:45:53,782 INFO L444 ceAbstractionStarter]: At program point L238(lines 229 242) the Hoare annotation is: false [2018-12-31 09:45:53,782 INFO L444 ceAbstractionStarter]: At program point L238-1(lines 229 242) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= ULTIMATE.start_main_~tmp~0 1))) (or (and (and (and .cse0 .cse1 .cse2 .cse3) (<= 2 ~waterLevel~0)) .cse4) (and .cse0 (not (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|)) .cse1 (<= 1 ~waterLevel~0) .cse2 .cse3 .cse4))) [2018-12-31 09:45:53,782 INFO L444 ceAbstractionStarter]: At program point L238-2(lines 229 242) the Hoare annotation is: false [2018-12-31 09:45:53,782 INFO L444 ceAbstractionStarter]: At program point L238-3(lines 229 242) the Hoare annotation is: false [2018-12-31 09:45:53,782 INFO L451 ceAbstractionStarter]: At program point L139(lines 120 142) the Hoare annotation is: true [2018-12-31 09:45:53,782 INFO L444 ceAbstractionStarter]: At program point L238-4(lines 229 242) the Hoare annotation is: false [2018-12-31 09:45:53,782 INFO L444 ceAbstractionStarter]: At program point L238-5(lines 229 242) the Hoare annotation is: false [2018-12-31 09:45:53,782 INFO L448 ceAbstractionStarter]: For program point L933(lines 933 937) no Hoare annotation was computed. [2018-12-31 09:45:53,782 INFO L448 ceAbstractionStarter]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2018-12-31 09:45:53,783 INFO L448 ceAbstractionStarter]: For program point L933-3(lines 933 937) no Hoare annotation was computed. [2018-12-31 09:45:53,783 INFO L448 ceAbstractionStarter]: For program point L768(lines 768 785) no Hoare annotation was computed. [2018-12-31 09:45:53,783 INFO L448 ceAbstractionStarter]: For program point L933-5(lines 933 937) no Hoare annotation was computed. [2018-12-31 09:45:53,783 INFO L448 ceAbstractionStarter]: For program point L768-1(lines 768 785) no Hoare annotation was computed. [2018-12-31 09:45:53,783 INFO L448 ceAbstractionStarter]: For program point L933-6(lines 933 937) no Hoare annotation was computed. [2018-12-31 09:45:53,783 INFO L448 ceAbstractionStarter]: For program point L768-2(lines 768 785) no Hoare annotation was computed. [2018-12-31 09:45:53,783 INFO L448 ceAbstractionStarter]: For program point L669(lines 668 717) no Hoare annotation was computed. [2018-12-31 09:45:53,783 INFO L448 ceAbstractionStarter]: For program point L768-3(lines 768 785) no Hoare annotation was computed. [2018-12-31 09:45:53,783 INFO L448 ceAbstractionStarter]: For program point L933-8(lines 933 937) no Hoare annotation was computed. [2018-12-31 09:45:53,783 INFO L448 ceAbstractionStarter]: For program point L768-4(lines 768 785) no Hoare annotation was computed. [2018-12-31 09:45:53,783 INFO L448 ceAbstractionStarter]: For program point L768-5(lines 768 785) no Hoare annotation was computed. [2018-12-31 09:45:53,784 INFO L444 ceAbstractionStarter]: At program point L736(lines 735 754) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 1))) (or (and .cse0 .cse1 .cse2 (not (= 0 ~systemActive~0)) .cse3) (and (and (and .cse0 .cse1 (= ~pumpRunning~0 0)) .cse2) .cse3))) [2018-12-31 09:45:53,784 INFO L448 ceAbstractionStarter]: For program point L736-1(lines 736 742) no Hoare annotation was computed. [2018-12-31 09:45:53,784 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 674) no Hoare annotation was computed. [2018-12-31 09:45:53,784 INFO L444 ceAbstractionStarter]: At program point L736-2(lines 735 754) the Hoare annotation is: false [2018-12-31 09:45:53,784 INFO L444 ceAbstractionStarter]: At program point L736-3(lines 735 754) the Hoare annotation is: false [2018-12-31 09:45:53,784 INFO L448 ceAbstractionStarter]: For program point L772(lines 772 780) no Hoare annotation was computed. [2018-12-31 09:45:53,784 INFO L448 ceAbstractionStarter]: For program point L772-1(lines 772 780) no Hoare annotation was computed. [2018-12-31 09:45:53,784 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 712) no Hoare annotation was computed. [2018-12-31 09:45:53,785 INFO L448 ceAbstractionStarter]: For program point L772-2(lines 772 780) no Hoare annotation was computed. [2018-12-31 09:45:53,785 INFO L444 ceAbstractionStarter]: At program point L706-1(lines 736 742) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 1))) (or (and (and (and .cse0 .cse1 (= ~pumpRunning~0 0)) (<= 1 ~waterLevel~0)) .cse2) (and .cse0 (<= 2 ~waterLevel~0) .cse1 (not (= 0 ~systemActive~0)) .cse2))) [2018-12-31 09:45:53,785 INFO L448 ceAbstractionStarter]: For program point L772-3(lines 772 780) no Hoare annotation was computed. [2018-12-31 09:45:53,785 INFO L448 ceAbstractionStarter]: For program point L772-4(lines 772 780) no Hoare annotation was computed. [2018-12-31 09:45:53,790 INFO L448 ceAbstractionStarter]: For program point L772-5(lines 772 780) no Hoare annotation was computed. [2018-12-31 09:45:53,790 INFO L444 ceAbstractionStarter]: At program point L939(lines 924 942) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 |ULTIMATE.start_isLowWaterLevel_#res|)) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_isLowWaterLevel_~tmp~10 0) (not (= 0 ULTIMATE.start_isLowWaterLevel_~tmp___0~3)) (<= 1 ~waterLevel~0) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~0 1)) [2018-12-31 09:45:53,790 INFO L444 ceAbstractionStarter]: At program point L939-1(lines 924 942) the Hoare annotation is: false [2018-12-31 09:45:53,790 INFO L444 ceAbstractionStarter]: At program point L939-2(lines 924 942) the Hoare annotation is: false [2018-12-31 09:45:53,790 INFO L448 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2018-12-31 09:45:53,790 INFO L444 ceAbstractionStarter]: At program point L743(lines 743 749) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 1))) (or (and (and (and .cse0 .cse1 (= ~pumpRunning~0 0)) (<= 1 ~waterLevel~0)) .cse2) (and (and (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 (not (= 0 ~systemActive~0))) (<= 2 ~waterLevel~0)) .cse2))) [2018-12-31 09:45:53,791 INFO L444 ceAbstractionStarter]: At program point L743-1(lines 743 749) the Hoare annotation is: false [2018-12-31 09:45:53,791 INFO L444 ceAbstractionStarter]: At program point L743-2(lines 743 749) the Hoare annotation is: false [2018-12-31 09:45:53,791 INFO L444 ceAbstractionStarter]: At program point L248(lines 243 251) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~0 1)) [2018-12-31 09:45:53,791 INFO L444 ceAbstractionStarter]: At program point L248-1(lines 243 251) the Hoare annotation is: false [2018-12-31 09:45:53,791 INFO L444 ceAbstractionStarter]: At program point L248-2(lines 243 251) the Hoare annotation is: false [2018-12-31 09:45:53,791 INFO L448 ceAbstractionStarter]: For program point L678(lines 678 684) no Hoare annotation was computed. [2018-12-31 09:45:53,791 INFO L444 ceAbstractionStarter]: At program point L678-1(lines 678 684) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse7 (= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~1)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse8 (not (= 0 ~systemActive~0))) (.cse6 (= ULTIMATE.start_main_~tmp~0 1))) (or (and (and (and (not .cse0) (and .cse1 .cse2 .cse3) (not .cse4)) .cse5) .cse6) (and .cse5 (and .cse1 .cse0 .cse7 .cse2 .cse4 .cse3) .cse6) (and (and (and .cse1 .cse0 .cse2 .cse3 .cse8) .cse6) .cse5) (and (and .cse1 .cse0 .cse7 (<= 2 ~waterLevel~0) .cse2 .cse4 .cse8) .cse6))) [2018-12-31 09:45:53,792 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 651) no Hoare annotation was computed. [2018-12-31 09:45:53,792 INFO L444 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2018-12-31 09:45:53,792 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:45:53,792 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-12-31 09:45:53,792 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 953) no Hoare annotation was computed. [2018-12-31 09:45:53,792 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 651) no Hoare annotation was computed. [2018-12-31 09:45:53,792 INFO L444 ceAbstractionStarter]: At program point L947-1(lines 947 953) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~0 1)) [2018-12-31 09:45:53,792 INFO L448 ceAbstractionStarter]: For program point L914(lines 914 918) no Hoare annotation was computed. [2018-12-31 09:45:53,792 INFO L448 ceAbstractionStarter]: For program point L914-2(lines 914 918) no Hoare annotation was computed. [2018-12-31 09:45:53,793 INFO L448 ceAbstractionStarter]: For program point L914-3(lines 914 918) no Hoare annotation was computed. [2018-12-31 09:45:53,793 INFO L448 ceAbstractionStarter]: For program point L914-5(lines 914 918) no Hoare annotation was computed. [2018-12-31 09:45:53,793 INFO L448 ceAbstractionStarter]: For program point L914-6(lines 914 918) no Hoare annotation was computed. [2018-12-31 09:45:53,793 INFO L448 ceAbstractionStarter]: For program point L914-8(lines 914 918) no Hoare annotation was computed. [2018-12-31 09:45:53,793 INFO L448 ceAbstractionStarter]: For program point L914-9(lines 914 918) no Hoare annotation was computed. [2018-12-31 09:45:53,793 INFO L448 ceAbstractionStarter]: For program point L914-11(lines 914 918) no Hoare annotation was computed. [2018-12-31 09:45:53,793 INFO L448 ceAbstractionStarter]: For program point L914-12(lines 914 918) no Hoare annotation was computed. [2018-12-31 09:45:53,793 INFO L448 ceAbstractionStarter]: For program point L914-14(lines 914 918) no Hoare annotation was computed. [2018-12-31 09:45:53,793 INFO L448 ceAbstractionStarter]: For program point L914-15(lines 914 918) no Hoare annotation was computed. [2018-12-31 09:45:53,793 INFO L448 ceAbstractionStarter]: For program point L914-17(lines 914 918) no Hoare annotation was computed. [2018-12-31 09:45:53,793 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-12-31 09:45:53,794 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 736 742) no Hoare annotation was computed. [2018-12-31 09:45:53,794 INFO L448 ceAbstractionStarter]: For program point L651(line 651) no Hoare annotation was computed. [2018-12-31 09:45:53,794 INFO L448 ceAbstractionStarter]: For program point L651-1(line 651) no Hoare annotation was computed. [2018-12-31 09:45:53,794 INFO L448 ceAbstractionStarter]: For program point L651-2(line 651) no Hoare annotation was computed. [2018-12-31 09:45:53,794 INFO L448 ceAbstractionStarter]: For program point L156(lines 156 160) no Hoare annotation was computed. [2018-12-31 09:45:53,794 INFO L448 ceAbstractionStarter]: For program point L156-3(lines 156 160) no Hoare annotation was computed. [2018-12-31 09:45:53,794 INFO L448 ceAbstractionStarter]: For program point L156-6(lines 156 160) no Hoare annotation was computed. [2018-12-31 09:45:53,794 INFO L444 ceAbstractionStarter]: At program point L718(lines 667 719) the Hoare annotation is: false [2018-12-31 09:45:53,794 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:45:53,795 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 651) no Hoare annotation was computed. [2018-12-31 09:45:53,795 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 694) no Hoare annotation was computed. [2018-12-31 09:45:53,795 INFO L444 ceAbstractionStarter]: At program point L688-1(lines 688 694) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 1))) (or (and (and .cse0 .cse1 (= ~pumpRunning~0 0)) (<= 1 ~waterLevel~0) .cse2) (and .cse0 (<= 2 ~waterLevel~0) .cse1 (not (= 0 ~systemActive~0)) .cse2))) [2018-12-31 09:45:53,795 INFO L444 ceAbstractionStarter]: At program point L193(lines 188 196) the Hoare annotation is: false [2018-12-31 09:45:53,795 INFO L444 ceAbstractionStarter]: At program point L193-1(lines 188 196) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (= ULTIMATE.start_main_~tmp~0 1))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) .cse7) (and .cse0 .cse2 .cse3 (not .cse1) .cse5 .cse6 (not .cse4) .cse7))) [2018-12-31 09:45:53,795 INFO L444 ceAbstractionStarter]: At program point L193-2(lines 188 196) the Hoare annotation is: (let ((.cse5 (<= 1 ~waterLevel~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_main_~tmp~0 1)) (.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4) .cse5 .cse6) (and (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 (not (= 0 ~systemActive~0))) .cse6) (and .cse5 (and (not .cse1) (and .cse0 .cse2 .cse4 .cse6) (not .cse3))))) [2018-12-31 09:45:53,795 INFO L444 ceAbstractionStarter]: At program point L193-3(lines 188 196) the Hoare annotation is: false [2018-12-31 09:45:53,795 INFO L444 ceAbstractionStarter]: At program point L193-4(lines 188 196) the Hoare annotation is: false [2018-12-31 09:45:53,796 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:45:53,796 INFO L444 ceAbstractionStarter]: At program point L193-5(lines 188 196) the Hoare annotation is: false [2018-12-31 09:45:53,796 INFO L444 ceAbstractionStarter]: At program point L193-6(lines 188 196) the Hoare annotation is: false [2018-12-31 09:45:53,796 INFO L444 ceAbstractionStarter]: At program point L193-7(lines 188 196) the Hoare annotation is: false [2018-12-31 09:45:53,796 INFO L444 ceAbstractionStarter]: At program point L193-8(lines 188 196) the Hoare annotation is: false [2018-12-31 09:45:53,796 INFO L444 ceAbstractionStarter]: At program point L920(lines 905 923) the Hoare annotation is: false [2018-12-31 09:45:53,796 INFO L444 ceAbstractionStarter]: At program point L920-1(lines 905 923) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= ULTIMATE.start_main_~tmp~0 1))) (or (and (and (and .cse0 .cse1 .cse2 .cse3) (<= 2 ~waterLevel~0)) .cse4) (and (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) .cse1 .cse2 .cse3) (<= 1 ~waterLevel~0) .cse4))) [2018-12-31 09:45:53,796 INFO L444 ceAbstractionStarter]: At program point L920-2(lines 905 923) the Hoare annotation is: false [2018-12-31 09:45:53,797 INFO L444 ceAbstractionStarter]: At program point L920-3(lines 905 923) the Hoare annotation is: false [2018-12-31 09:45:53,797 INFO L444 ceAbstractionStarter]: At program point L920-4(lines 905 923) the Hoare annotation is: false [2018-12-31 09:45:53,797 INFO L444 ceAbstractionStarter]: At program point L920-5(lines 905 923) the Hoare annotation is: false [2018-12-31 09:45:53,797 INFO L444 ceAbstractionStarter]: At program point L856(lines 849 859) the Hoare annotation is: false [2018-12-31 09:45:53,797 INFO L444 ceAbstractionStarter]: At program point L856-1(lines 849 859) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (= ULTIMATE.start_main_~tmp~0 1))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) .cse7) (and (not (= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) .cse0 .cse2 .cse3 (not .cse1) .cse5 .cse6 (not .cse4) .cse7))) [2018-12-31 09:45:53,797 INFO L444 ceAbstractionStarter]: At program point L856-2(lines 849 859) the Hoare annotation is: false [2018-12-31 09:45:53,797 INFO L444 ceAbstractionStarter]: At program point L856-3(lines 849 859) the Hoare annotation is: false [2018-12-31 09:45:53,797 INFO L444 ceAbstractionStarter]: At program point L856-4(lines 849 859) the Hoare annotation is: false [2018-12-31 09:45:53,797 INFO L444 ceAbstractionStarter]: At program point L856-5(lines 849 859) the Hoare annotation is: false [2018-12-31 09:45:53,797 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-12-31 09:45:53,798 INFO L451 ceAbstractionStarter]: At program point L130-1(lines 130 137) the Hoare annotation is: true [2018-12-31 09:45:53,798 INFO L444 ceAbstractionStarter]: At program point L989(lines 1 1000) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2018-12-31 09:45:53,798 INFO L448 ceAbstractionStarter]: For program point L263(lines 263 276) no Hoare annotation was computed. [2018-12-31 09:45:53,798 INFO L444 ceAbstractionStarter]: At program point L263-1(lines 1 1000) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~waterLevel~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~1)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse8 (not (= 0 ~systemActive~0))) (.cse7 (= ULTIMATE.start_main_~tmp~0 1))) (or (and .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) .cse7) (and (and (and (not .cse2) (and .cse1 .cse4 .cse6) (not .cse5)) .cse0) .cse7) (and (and (and .cse1 .cse2 .cse4 .cse6 .cse8) .cse7) .cse0) (and (and .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) .cse4 .cse5 .cse8) .cse7))) [2018-12-31 09:45:53,798 INFO L448 ceAbstractionStarter]: For program point L263-2(lines 263 276) no Hoare annotation was computed. [2018-12-31 09:45:53,798 INFO L444 ceAbstractionStarter]: At program point L263-3(lines 1 1000) the Hoare annotation is: false [2018-12-31 09:45:53,798 INFO L448 ceAbstractionStarter]: For program point L263-4(lines 263 276) no Hoare annotation was computed. [2018-12-31 09:45:53,798 INFO L444 ceAbstractionStarter]: At program point L263-5(lines 1 1000) the Hoare annotation is: false [2018-12-31 09:45:53,798 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:45:53,799 INFO L448 ceAbstractionStarter]: For program point L794(lines 794 811) no Hoare annotation was computed. [2018-12-31 09:45:53,799 INFO L448 ceAbstractionStarter]: For program point L794-1(lines 794 811) no Hoare annotation was computed. [2018-12-31 09:45:53,799 INFO L448 ceAbstractionStarter]: For program point L794-2(lines 794 811) no Hoare annotation was computed. [2018-12-31 09:45:53,799 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 239) no Hoare annotation was computed. [2018-12-31 09:45:53,799 INFO L448 ceAbstractionStarter]: For program point L233-1(lines 233 239) no Hoare annotation was computed. [2018-12-31 09:45:53,799 INFO L448 ceAbstractionStarter]: For program point L233-2(lines 233 239) no Hoare annotation was computed. [2018-12-31 09:45:53,799 INFO L448 ceAbstractionStarter]: For program point L233-3(lines 233 239) no Hoare annotation was computed. [2018-12-31 09:45:53,799 INFO L448 ceAbstractionStarter]: For program point L233-4(lines 233 239) no Hoare annotation was computed. [2018-12-31 09:45:53,799 INFO L448 ceAbstractionStarter]: For program point L233-5(lines 233 239) no Hoare annotation was computed. [2018-12-31 09:45:53,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:45:53 BoogieIcfgContainer [2018-12-31 09:45:53,849 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:45:53,849 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:45:53,850 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:45:53,850 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:45:53,850 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:45:31" (3/4) ... [2018-12-31 09:45:53,854 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:45:53,896 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:45:53,898 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-12-31 09:45:53,900 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-31 09:45:53,901 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-31 09:45:53,904 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:45:53,905 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:45:53,942 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && !(0 == systemActive) [2018-12-31 09:45:53,943 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && !(0 == systemActive)) && tmp == 1 [2018-12-31 09:45:53,943 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= waterLevel && ((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && tmp == 1) || ((((!(0 == methaneLevelCritical) && (\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(0 == \result)) && 1 <= waterLevel) && tmp == 1)) || ((((((\result == 1 && 0 == methaneLevelCritical) && splverifierCounter == 0) && pumpRunning == 0) && !(0 == systemActive)) && tmp == 1) && 1 <= waterLevel)) || (((((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && !(0 == systemActive)) && tmp == 1) [2018-12-31 09:45:53,945 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == methaneLevelCritical) && (\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(0 == \result)) && 1 <= waterLevel) && tmp == 1) || ((1 <= waterLevel && ((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && tmp == 1)) || ((((((\result == 1 && 0 == methaneLevelCritical) && splverifierCounter == 0) && pumpRunning == 0) && !(0 == systemActive)) && tmp == 1) && 1 <= waterLevel)) || (((((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && !(0 == systemActive)) && tmp == 1) [2018-12-31 09:45:53,945 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && tmp == 1) || ((((\result == 1 && 2 <= waterLevel) && splverifierCounter == 0) && !(0 == systemActive)) && tmp == 1) [2018-12-31 09:45:53,946 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && tmp == 1) || ((((\result == 1 && 2 <= waterLevel) && splverifierCounter == 0) && !(0 == systemActive)) && tmp == 1) [2018-12-31 09:45:53,946 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && splverifierCounter == 0) && 1 <= waterLevel) && !(0 == systemActive)) && tmp == 1) || ((((\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && tmp == 1) [2018-12-31 09:45:53,946 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && tmp == 1) || (((((\result == 1 && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 1) [2018-12-31 09:45:53,946 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && splverifierCounter == 0) && 1 <= waterLevel) && pumpRunning == 0) && tmp == 1 [2018-12-31 09:45:53,951 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && 1 <= waterLevel) && tmp == 1) || ((((((\result == 1 && 0 == methaneLevelCritical) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && !(0 == systemActive)) && tmp == 1)) || (1 <= waterLevel && (!(0 == methaneLevelCritical) && ((\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && !(0 == \result)) [2018-12-31 09:45:53,952 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 0 == \result) && splverifierCounter == 0) && 1 <= waterLevel) && !(0 == systemActive)) && tmp == 1 [2018-12-31 09:45:53,953 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 1) || ((((((\result == 1 && !(0 == \result)) && splverifierCounter == 0) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && tmp == 1) [2018-12-31 09:45:53,953 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && 0 == \result) && splverifierCounter == 0) && !(0 == methaneLevelCritical)) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == \result)) && tmp == 1 [2018-12-31 09:45:53,953 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && !(0 == \result)) && 0 == \result) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && 1 <= waterLevel) && !(0 == systemActive)) && tmp == 1 [2018-12-31 09:45:53,958 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 1) || ((((((((0 == \result && \result == 1) && 0 == tmp___0) && !(0 == tmp)) && splverifierCounter == 0) && pumpRunning == 0) && !(0 == systemActive)) && 1 <= waterLevel) && tmp == 1) [2018-12-31 09:45:53,961 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && 0 == methaneLevelCritical) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && !(0 == systemActive)) && tmp == 1) || (((((((\result == 1 && 2 <= waterLevel) && splverifierCounter == 0) && !(0 == methaneLevelCritical)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && tmp == 1) [2018-12-31 09:45:53,965 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && 0 == methaneLevelCritical) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && !(0 == systemActive)) && tmp == 1) || ((((((((!(0 == \result) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && !(0 == methaneLevelCritical)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && tmp == 1) [2018-12-31 09:45:54,109 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:45:54,110 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:45:54,110 INFO L168 Benchmark]: Toolchain (without parser) took 24956.02 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 421.0 MB). Free memory was 946.0 MB in the beginning and 1.3 GB in the end (delta: -312.8 MB). Peak memory consumption was 108.2 MB. Max. memory is 11.5 GB. [2018-12-31 09:45:54,113 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:45:54,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 786.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. [2018-12-31 09:45:54,114 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:45:54,114 INFO L168 Benchmark]: Boogie Preprocessor took 53.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-31 09:45:54,117 INFO L168 Benchmark]: RCFGBuilder took 1541.82 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: 65.1 MB). Peak memory consumption was 65.1 MB. Max. memory is 11.5 GB. [2018-12-31 09:45:54,118 INFO L168 Benchmark]: TraceAbstraction took 22219.12 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 282.1 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -236.7 MB). Peak memory consumption was 520.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:45:54,118 INFO L168 Benchmark]: Witness Printer took 260.13 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2018-12-31 09:45:54,123 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 786.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 89.38 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. * Boogie Preprocessor took 53.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1541.82 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: 65.1 MB). Peak memory consumption was 65.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 22219.12 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 282.1 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -236.7 MB). Peak memory consumption was 520.8 MB. Max. memory is 11.5 GB. * Witness Printer took 260.13 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 651]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 651]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 651]: 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: 1]: Loop Invariant Derived loop invariant: ((((1 <= waterLevel && ((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && tmp == 1) || ((((!(0 == methaneLevelCritical) && (\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(0 == \result)) && 1 <= waterLevel) && tmp == 1)) || ((((((\result == 1 && 0 == methaneLevelCritical) && splverifierCounter == 0) && pumpRunning == 0) && !(0 == systemActive)) && tmp == 1) && 1 <= waterLevel)) || (((((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && !(0 == systemActive)) && tmp == 1) - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((((((\result == 1 && !(0 == \result)) && 0 == \result) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && 1 <= waterLevel) && !(0 == systemActive)) && tmp == 1 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (((((((\result == 1 && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && 1 <= waterLevel) && tmp == 1) || ((((((\result == 1 && 0 == methaneLevelCritical) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && !(0 == systemActive)) && tmp == 1)) || (1 <= waterLevel && (!(0 == methaneLevelCritical) && ((\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && !(0 == \result)) - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (((((((\result == 1 && 0 == methaneLevelCritical) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && !(0 == systemActive)) && tmp == 1) || (((((((\result == 1 && 2 <= waterLevel) && splverifierCounter == 0) && !(0 == methaneLevelCritical)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && tmp == 1) - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: (((\result == 1 && splverifierCounter == 0) && 1 <= waterLevel) && pumpRunning == 0) && tmp == 1 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: ((((\result == 1 && 0 == \result) && splverifierCounter == 0) && 1 <= waterLevel) && !(0 == systemActive)) && tmp == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: (((((((\result == 1 && 0 == methaneLevelCritical) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && !(0 == systemActive)) && tmp == 1) || ((((((((!(0 == \result) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && !(0 == methaneLevelCritical)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && tmp == 1) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: ((((\result == 1 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && !(0 == systemActive)) && tmp == 1 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: ((((\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && tmp == 1) || ((((\result == 1 && 2 <= waterLevel) && splverifierCounter == 0) && !(0 == systemActive)) && tmp == 1) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && tmp == 1) || (((((\result == 1 && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 1) - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: (((((\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 1) || ((((((\result == 1 && !(0 == \result)) && splverifierCounter == 0) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && tmp == 1) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: ((((\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && tmp == 1) || ((((\result == 1 && 2 <= waterLevel) && splverifierCounter == 0) && !(0 == systemActive)) && tmp == 1) - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: ((((\result == 1 && splverifierCounter == 0) && 1 <= waterLevel) && !(0 == systemActive)) && tmp == 1) || ((((\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && tmp == 1) - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && waterLevel == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: ((((((!(0 == methaneLevelCritical) && (\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(0 == \result)) && 1 <= waterLevel) && tmp == 1) || ((1 <= waterLevel && ((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && tmp == 1)) || ((((((\result == 1 && 0 == methaneLevelCritical) && splverifierCounter == 0) && pumpRunning == 0) && !(0 == systemActive)) && tmp == 1) && 1 <= waterLevel)) || (((((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && !(0 == systemActive)) && tmp == 1) - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: (((((\result == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 1) || ((((((((0 == \result && \result == 1) && 0 == tmp___0) && !(0 == tmp)) && splverifierCounter == 0) && pumpRunning == 0) && !(0 == systemActive)) && 1 <= waterLevel) && tmp == 1) - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: ((((((\result == 1 && 0 == \result) && splverifierCounter == 0) && !(0 == methaneLevelCritical)) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == \result)) && tmp == 1 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: (((\result == 1 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 137 locations, 3 error locations. SAFE Result, 22.0s OverallTime, 12 OverallIterations, 2 TraceHistogramMax, 5.4s AutomataDifference, 0.0s DeadEndRemovalTime, 12.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1515 SDtfs, 2583 SDslu, 2796 SDs, 0 SdLazy, 359 SolverSat, 76 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 120 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=548occurred in iteration=11, 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, 12 MinimizatonAttempts, 2032 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 331 NumberOfFragments, 842 HoareAnnotationTreeSize, 56 FomulaSimplifications, 4799767 FormulaSimplificationTreeSizeReduction, 2.7s HoareSimplificationTime, 56 FomulaSimplificationsInter, 726700 FormulaSimplificationTreeSizeReductionInter, 10.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 379 NumberOfCodeBlocks, 379 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 367 ConstructedInterpolants, 0 QuantifiedInterpolants, 23412 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...