./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec2_product53_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_spec2_product53_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 74af0999cbe879befd0a6903faa6dabc12f5915f ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:47:12,162 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:47:12,164 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:47:12,188 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:47:12,188 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:47:12,189 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:47:12,193 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:47:12,196 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:47:12,201 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:47:12,202 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:47:12,206 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:47:12,206 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:47:12,207 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:47:12,213 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:47:12,214 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:47:12,215 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:47:12,216 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:47:12,220 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:47:12,222 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:47:12,224 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:47:12,225 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:47:12,228 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:47:12,230 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:47:12,230 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:47:12,230 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:47:12,231 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:47:12,232 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:47:12,233 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:47:12,233 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:47:12,234 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:47:12,236 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:47:12,239 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:47:12,239 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:47:12,239 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:47:12,241 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:47:12,241 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:47:12,242 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:47:12,273 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:47:12,273 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:47:12,277 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:47:12,277 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:47:12,277 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:47:12,277 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:47:12,277 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:47:12,278 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:47:12,278 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:47:12,278 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:47:12,278 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:47:12,278 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:47:12,278 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:47:12,281 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:47:12,281 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:47:12,281 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:47:12,281 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:47:12,282 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:47:12,282 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:47:12,282 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:47:12,282 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:47:12,282 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:47:12,282 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:47:12,285 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:47:12,285 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:47:12,285 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:47:12,285 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:47:12,285 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:47:12,286 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 -> 74af0999cbe879befd0a6903faa6dabc12f5915f [2018-12-31 09:47:12,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:47:12,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:47:12,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:47:12,364 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:47:12,365 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:47:12,366 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec2_product53_true-unreach-call_false-termination.cil.c [2018-12-31 09:47:12,424 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31310e047/db84a96e5173485d8c2105a26a189d8f/FLAGeafb9bbd5 [2018-12-31 09:47:12,908 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:47:12,909 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec2_product53_true-unreach-call_false-termination.cil.c [2018-12-31 09:47:12,927 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31310e047/db84a96e5173485d8c2105a26a189d8f/FLAGeafb9bbd5 [2018-12-31 09:47:13,214 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31310e047/db84a96e5173485d8c2105a26a189d8f [2018-12-31 09:47:13,218 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:47:13,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:47:13,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:47:13,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:47:13,224 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:47:13,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:47:13" (1/1) ... [2018-12-31 09:47:13,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34427e9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:13, skipping insertion in model container [2018-12-31 09:47:13,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:47:13" (1/1) ... [2018-12-31 09:47:13,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:47:13,290 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:47:13,740 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:47:13,754 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:47:13,852 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:47:13,997 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:47:13,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:13 WrapperNode [2018-12-31 09:47:13,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:47:13,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:47:13,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:47:13,998 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:47:14,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:13" (1/1) ... [2018-12-31 09:47:14,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:13" (1/1) ... [2018-12-31 09:47:14,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:47:14,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:47:14,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:47:14,118 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:47:14,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:13" (1/1) ... [2018-12-31 09:47:14,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:13" (1/1) ... [2018-12-31 09:47:14,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:13" (1/1) ... [2018-12-31 09:47:14,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:13" (1/1) ... [2018-12-31 09:47:14,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:13" (1/1) ... [2018-12-31 09:47:14,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:13" (1/1) ... [2018-12-31 09:47:14,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:13" (1/1) ... [2018-12-31 09:47:14,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:47:14,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:47:14,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:47:14,191 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:47:14,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:13" (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 09:47:14,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:47:14,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:47:14,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:47:14,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:47:16,283 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:47:16,285 INFO L280 CfgBuilder]: Removed 278 assue(true) statements. [2018-12-31 09:47:16,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:47:16 BoogieIcfgContainer [2018-12-31 09:47:16,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:47:16,286 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:47:16,287 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:47:16,291 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:47:16,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:47:13" (1/3) ... [2018-12-31 09:47:16,292 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a5eea87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:47:16, skipping insertion in model container [2018-12-31 09:47:16,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:13" (2/3) ... [2018-12-31 09:47:16,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a5eea87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:47:16, skipping insertion in model container [2018-12-31 09:47:16,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:47:16" (3/3) ... [2018-12-31 09:47:16,296 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product53_true-unreach-call_false-termination.cil.c [2018-12-31 09:47:16,309 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:47:16,321 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:47:16,341 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:47:16,391 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:47:16,392 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:47:16,392 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:47:16,393 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:47:16,393 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:47:16,393 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:47:16,393 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:47:16,393 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:47:16,394 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:47:16,431 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2018-12-31 09:47:16,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-31 09:47:16,441 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:16,443 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:16,445 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:16,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:16,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1813047236, now seen corresponding path program 1 times [2018-12-31 09:47:16,459 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:16,460 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:16,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:16,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:16,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:16,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:16,722 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 09:47:16,726 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:16,726 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:47:16,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:47:16,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:47:16,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:47:16,744 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 2 states. [2018-12-31 09:47:16,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:16,789 INFO L93 Difference]: Finished difference Result 379 states and 582 transitions. [2018-12-31 09:47:16,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:47:16,790 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-12-31 09:47:16,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:16,806 INFO L225 Difference]: With dead ends: 379 [2018-12-31 09:47:16,806 INFO L226 Difference]: Without dead ends: 189 [2018-12-31 09:47:16,810 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 09:47:16,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2018-12-31 09:47:16,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2018-12-31 09:47:16,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-12-31 09:47:16,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 283 transitions. [2018-12-31 09:47:16,894 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 283 transitions. Word has length 18 [2018-12-31 09:47:16,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:16,894 INFO L480 AbstractCegarLoop]: Abstraction has 189 states and 283 transitions. [2018-12-31 09:47:16,895 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:47:16,895 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2018-12-31 09:47:16,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-31 09:47:16,896 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:16,896 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:16,897 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:16,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:16,897 INFO L82 PathProgramCache]: Analyzing trace with hash 1594211267, now seen corresponding path program 1 times [2018-12-31 09:47:16,897 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:16,898 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:16,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:16,899 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:16,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:17,121 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 09:47:17,121 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:17,121 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:47:17,124 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:17,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:17,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:17,125 INFO L87 Difference]: Start difference. First operand 189 states and 283 transitions. Second operand 3 states. [2018-12-31 09:47:17,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:17,170 INFO L93 Difference]: Finished difference Result 189 states and 283 transitions. [2018-12-31 09:47:17,171 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:17,171 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2018-12-31 09:47:17,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:17,173 INFO L225 Difference]: With dead ends: 189 [2018-12-31 09:47:17,177 INFO L226 Difference]: Without dead ends: 73 [2018-12-31 09:47:17,178 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 09:47:17,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2018-12-31 09:47:17,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2018-12-31 09:47:17,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2018-12-31 09:47:17,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2018-12-31 09:47:17,194 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2018-12-31 09:47:17,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:17,195 INFO L480 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2018-12-31 09:47:17,195 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:17,195 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2018-12-31 09:47:17,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-31 09:47:17,201 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:17,201 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 09:47:17,202 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:17,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:17,202 INFO L82 PathProgramCache]: Analyzing trace with hash 1277587638, now seen corresponding path program 1 times [2018-12-31 09:47:17,202 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:17,204 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:17,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:17,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:17,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:17,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:17,369 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 09:47:17,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:17,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:47:17,370 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:17,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:17,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:17,371 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2018-12-31 09:47:17,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:17,394 INFO L93 Difference]: Finished difference Result 139 states and 209 transitions. [2018-12-31 09:47:17,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:17,395 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2018-12-31 09:47:17,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:17,396 INFO L225 Difference]: With dead ends: 139 [2018-12-31 09:47:17,396 INFO L226 Difference]: Without dead ends: 73 [2018-12-31 09:47:17,397 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 09:47:17,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2018-12-31 09:47:17,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2018-12-31 09:47:17,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2018-12-31 09:47:17,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2018-12-31 09:47:17,407 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2018-12-31 09:47:17,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:17,407 INFO L480 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2018-12-31 09:47:17,407 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:17,407 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2018-12-31 09:47:17,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-31 09:47:17,409 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:17,409 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] [2018-12-31 09:47:17,410 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:17,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:17,411 INFO L82 PathProgramCache]: Analyzing trace with hash -1954298508, now seen corresponding path program 1 times [2018-12-31 09:47:17,411 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:17,411 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:17,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:17,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:17,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:17,479 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 09:47:17,479 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:17,480 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:47:17,480 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:17,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:17,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:17,481 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2018-12-31 09:47:17,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:17,602 INFO L93 Difference]: Finished difference Result 149 states and 221 transitions. [2018-12-31 09:47:17,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:17,602 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2018-12-31 09:47:17,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:17,603 INFO L225 Difference]: With dead ends: 149 [2018-12-31 09:47:17,603 INFO L226 Difference]: Without dead ends: 83 [2018-12-31 09:47:17,604 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 09:47:17,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-12-31 09:47:17,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2018-12-31 09:47:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-12-31 09:47:17,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions. [2018-12-31 09:47:17,624 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 27 [2018-12-31 09:47:17,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:17,624 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions. [2018-12-31 09:47:17,624 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:17,624 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2018-12-31 09:47:17,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-31 09:47:17,626 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:17,629 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] [2018-12-31 09:47:17,629 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:17,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:17,629 INFO L82 PathProgramCache]: Analyzing trace with hash 1238499427, now seen corresponding path program 1 times [2018-12-31 09:47:17,630 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:17,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:17,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:17,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:17,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:17,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:17,837 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 09:47:17,838 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:17,838 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:47:17,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:17,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:17,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:17,839 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand 5 states. [2018-12-31 09:47:18,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:18,295 INFO L93 Difference]: Finished difference Result 211 states and 298 transitions. [2018-12-31 09:47:18,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:47:18,295 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2018-12-31 09:47:18,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:18,297 INFO L225 Difference]: With dead ends: 211 [2018-12-31 09:47:18,297 INFO L226 Difference]: Without dead ends: 137 [2018-12-31 09:47:18,298 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 09:47:18,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-12-31 09:47:18,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 90. [2018-12-31 09:47:18,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-12-31 09:47:18,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 124 transitions. [2018-12-31 09:47:18,308 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 124 transitions. Word has length 33 [2018-12-31 09:47:18,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:18,309 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 124 transitions. [2018-12-31 09:47:18,309 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:18,309 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 124 transitions. [2018-12-31 09:47:18,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-31 09:47:18,310 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:18,310 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] [2018-12-31 09:47:18,311 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:18,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:18,311 INFO L82 PathProgramCache]: Analyzing trace with hash -2123004160, now seen corresponding path program 1 times [2018-12-31 09:47:18,311 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:18,312 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:18,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:18,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:18,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:18,596 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 09:47:18,598 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:18,598 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:47:18,598 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:18,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:18,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:18,599 INFO L87 Difference]: Start difference. First operand 90 states and 124 transitions. Second operand 5 states. [2018-12-31 09:47:19,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:19,022 INFO L93 Difference]: Finished difference Result 436 states and 609 transitions. [2018-12-31 09:47:19,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 09:47:19,024 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2018-12-31 09:47:19,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:19,027 INFO L225 Difference]: With dead ends: 436 [2018-12-31 09:47:19,027 INFO L226 Difference]: Without dead ends: 353 [2018-12-31 09:47:19,028 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:47:19,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2018-12-31 09:47:19,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 165. [2018-12-31 09:47:19,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-12-31 09:47:19,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 226 transitions. [2018-12-31 09:47:19,051 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 226 transitions. Word has length 33 [2018-12-31 09:47:19,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:19,051 INFO L480 AbstractCegarLoop]: Abstraction has 165 states and 226 transitions. [2018-12-31 09:47:19,052 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:19,052 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 226 transitions. [2018-12-31 09:47:19,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:47:19,054 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:19,055 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 09:47:19,055 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:19,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:19,055 INFO L82 PathProgramCache]: Analyzing trace with hash -2127856776, now seen corresponding path program 1 times [2018-12-31 09:47:19,055 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:19,057 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:19,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:19,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:19,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:19,383 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 09:47:19,383 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:19,383 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:47:19,388 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:19,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:19,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:19,389 INFO L87 Difference]: Start difference. First operand 165 states and 226 transitions. Second operand 5 states. [2018-12-31 09:47:20,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:20,525 INFO L93 Difference]: Finished difference Result 628 states and 863 transitions. [2018-12-31 09:47:20,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:47:20,525 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2018-12-31 09:47:20,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:20,528 INFO L225 Difference]: With dead ends: 628 [2018-12-31 09:47:20,529 INFO L226 Difference]: Without dead ends: 470 [2018-12-31 09:47:20,529 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 09:47:20,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2018-12-31 09:47:20,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 164. [2018-12-31 09:47:20,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2018-12-31 09:47:20,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 223 transitions. [2018-12-31 09:47:20,553 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 223 transitions. Word has length 34 [2018-12-31 09:47:20,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:20,554 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 223 transitions. [2018-12-31 09:47:20,554 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:20,554 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 223 transitions. [2018-12-31 09:47:20,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:47:20,555 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:20,555 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 09:47:20,556 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:20,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:20,556 INFO L82 PathProgramCache]: Analyzing trace with hash 1934711389, now seen corresponding path program 1 times [2018-12-31 09:47:20,556 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:20,556 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:20,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:20,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:20,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:20,750 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 09:47:20,750 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:20,750 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:47:20,750 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:20,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:20,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:20,751 INFO L87 Difference]: Start difference. First operand 164 states and 223 transitions. Second operand 5 states. [2018-12-31 09:47:21,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:21,212 INFO L93 Difference]: Finished difference Result 431 states and 579 transitions. [2018-12-31 09:47:21,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:47:21,212 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2018-12-31 09:47:21,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:21,214 INFO L225 Difference]: With dead ends: 431 [2018-12-31 09:47:21,214 INFO L226 Difference]: Without dead ends: 274 [2018-12-31 09:47:21,216 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:47:21,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2018-12-31 09:47:21,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 176. [2018-12-31 09:47:21,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2018-12-31 09:47:21,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 235 transitions. [2018-12-31 09:47:21,240 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 235 transitions. Word has length 34 [2018-12-31 09:47:21,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:21,240 INFO L480 AbstractCegarLoop]: Abstraction has 176 states and 235 transitions. [2018-12-31 09:47:21,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:21,241 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 235 transitions. [2018-12-31 09:47:21,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:47:21,242 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:21,242 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 09:47:21,242 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:21,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:21,243 INFO L82 PathProgramCache]: Analyzing trace with hash 1347905375, now seen corresponding path program 1 times [2018-12-31 09:47:21,243 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:21,243 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:21,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:21,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:21,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:21,316 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 09:47:21,316 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:21,316 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:47:21,316 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:21,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:21,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:21,317 INFO L87 Difference]: Start difference. First operand 176 states and 235 transitions. Second operand 3 states. [2018-12-31 09:47:21,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:21,488 INFO L93 Difference]: Finished difference Result 397 states and 529 transitions. [2018-12-31 09:47:21,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:21,489 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-12-31 09:47:21,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:21,491 INFO L225 Difference]: With dead ends: 397 [2018-12-31 09:47:21,492 INFO L226 Difference]: Without dead ends: 228 [2018-12-31 09:47:21,493 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 09:47:21,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2018-12-31 09:47:21,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2018-12-31 09:47:21,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2018-12-31 09:47:21,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 297 transitions. [2018-12-31 09:47:21,525 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 297 transitions. Word has length 34 [2018-12-31 09:47:21,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:21,525 INFO L480 AbstractCegarLoop]: Abstraction has 228 states and 297 transitions. [2018-12-31 09:47:21,525 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:21,525 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 297 transitions. [2018-12-31 09:47:21,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-31 09:47:21,526 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:21,527 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 09:47:21,527 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:21,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:21,527 INFO L82 PathProgramCache]: Analyzing trace with hash -48040801, now seen corresponding path program 1 times [2018-12-31 09:47:21,527 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:21,528 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:21,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:21,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:21,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:21,616 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 09:47:21,616 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:21,616 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:47:21,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:21,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:21,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:21,617 INFO L87 Difference]: Start difference. First operand 228 states and 297 transitions. Second operand 3 states. [2018-12-31 09:47:21,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:21,759 INFO L93 Difference]: Finished difference Result 365 states and 479 transitions. [2018-12-31 09:47:21,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:21,760 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2018-12-31 09:47:21,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:21,763 INFO L225 Difference]: With dead ends: 365 [2018-12-31 09:47:21,763 INFO L226 Difference]: Without dead ends: 363 [2018-12-31 09:47:21,763 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 09:47:21,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2018-12-31 09:47:21,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 282. [2018-12-31 09:47:21,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2018-12-31 09:47:21,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 376 transitions. [2018-12-31 09:47:21,796 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 376 transitions. Word has length 35 [2018-12-31 09:47:21,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:21,797 INFO L480 AbstractCegarLoop]: Abstraction has 282 states and 376 transitions. [2018-12-31 09:47:21,797 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:21,797 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 376 transitions. [2018-12-31 09:47:21,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-31 09:47:21,799 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:21,799 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:21,800 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:21,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:21,800 INFO L82 PathProgramCache]: Analyzing trace with hash -1372309068, now seen corresponding path program 1 times [2018-12-31 09:47:21,800 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:21,800 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:21,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:21,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:21,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:21,971 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:21,972 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 09:47:21,972 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 09:47:21,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:22,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:22,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 09:47:22,258 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:22,287 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-31 09:47:22,287 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-12-31 09:47:22,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:22,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:22,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:22,288 INFO L87 Difference]: Start difference. First operand 282 states and 376 transitions. Second operand 5 states. [2018-12-31 09:47:22,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:22,716 INFO L93 Difference]: Finished difference Result 436 states and 593 transitions. [2018-12-31 09:47:22,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-31 09:47:22,717 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2018-12-31 09:47:22,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:22,719 INFO L225 Difference]: With dead ends: 436 [2018-12-31 09:47:22,719 INFO L226 Difference]: Without dead ends: 213 [2018-12-31 09:47:22,720 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:47:22,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2018-12-31 09:47:22,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2018-12-31 09:47:22,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2018-12-31 09:47:22,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 274 transitions. [2018-12-31 09:47:22,748 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 274 transitions. Word has length 60 [2018-12-31 09:47:22,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:22,748 INFO L480 AbstractCegarLoop]: Abstraction has 213 states and 274 transitions. [2018-12-31 09:47:22,749 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:22,749 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 274 transitions. [2018-12-31 09:47:22,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-31 09:47:22,750 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:22,750 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:22,750 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:22,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:22,750 INFO L82 PathProgramCache]: Analyzing trace with hash 777418342, now seen corresponding path program 1 times [2018-12-31 09:47:22,751 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:22,751 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:22,752 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:22,752 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:22,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:23,390 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-31 09:47:23,391 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 09:47:23,391 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 09:47:23,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:23,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 09:47:24,098 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-31 09:47:24,130 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-31 09:47:24,131 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 12 [2018-12-31 09:47:24,131 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-31 09:47:24,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-31 09:47:24,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-12-31 09:47:24,132 INFO L87 Difference]: Start difference. First operand 213 states and 274 transitions. Second operand 12 states. [2018-12-31 09:47:25,477 WARN L181 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 10 [2018-12-31 09:47:25,774 WARN L181 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-12-31 09:47:26,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:26,049 INFO L93 Difference]: Finished difference Result 699 states and 907 transitions. [2018-12-31 09:47:26,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-31 09:47:26,050 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 63 [2018-12-31 09:47:26,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:26,050 INFO L225 Difference]: With dead ends: 699 [2018-12-31 09:47:26,050 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:47:26,053 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2018-12-31 09:47:26,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:47:26,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:47:26,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:47:26,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:47:26,053 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2018-12-31 09:47:26,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:26,054 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:47:26,054 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-31 09:47:26,054 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:47:26,054 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:47:26,061 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:47:26,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,251 WARN L181 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 69 [2018-12-31 09:47:26,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:26,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:27,393 WARN L181 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 26 [2018-12-31 09:47:27,893 WARN L181 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 21 [2018-12-31 09:47:28,035 WARN L181 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 18 [2018-12-31 09:47:28,265 WARN L181 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 25 [2018-12-31 09:47:28,598 WARN L181 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 24 [2018-12-31 09:47:28,704 WARN L181 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 20 [2018-12-31 09:47:29,011 WARN L181 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 22 [2018-12-31 09:47:29,287 WARN L181 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 26 [2018-12-31 09:47:29,529 WARN L181 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 24 [2018-12-31 09:47:29,710 WARN L181 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 26 [2018-12-31 09:47:29,716 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 867) no Hoare annotation was computed. [2018-12-31 09:47:29,716 INFO L448 ceAbstractionStarter]: For program point L863-3(lines 863 867) no Hoare annotation was computed. [2018-12-31 09:47:29,716 INFO L448 ceAbstractionStarter]: For program point L863-6(lines 863 867) no Hoare annotation was computed. [2018-12-31 09:47:29,716 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 550) no Hoare annotation was computed. [2018-12-31 09:47:29,716 INFO L448 ceAbstractionStarter]: For program point L533-1(lines 533 550) no Hoare annotation was computed. [2018-12-31 09:47:29,717 INFO L448 ceAbstractionStarter]: For program point L533-2(lines 533 550) no Hoare annotation was computed. [2018-12-31 09:47:29,717 INFO L448 ceAbstractionStarter]: For program point L533-3(lines 533 550) no Hoare annotation was computed. [2018-12-31 09:47:29,717 INFO L448 ceAbstractionStarter]: For program point L533-4(lines 533 550) no Hoare annotation was computed. [2018-12-31 09:47:29,717 INFO L448 ceAbstractionStarter]: For program point L533-5(lines 533 550) no Hoare annotation was computed. [2018-12-31 09:47:29,717 INFO L448 ceAbstractionStarter]: For program point L533-6(lines 533 550) no Hoare annotation was computed. [2018-12-31 09:47:29,717 INFO L448 ceAbstractionStarter]: For program point L533-7(lines 533 550) no Hoare annotation was computed. [2018-12-31 09:47:29,718 INFO L448 ceAbstractionStarter]: For program point L533-8(lines 533 550) no Hoare annotation was computed. [2018-12-31 09:47:29,718 INFO L448 ceAbstractionStarter]: For program point L533-9(lines 533 550) no Hoare annotation was computed. [2018-12-31 09:47:29,718 INFO L448 ceAbstractionStarter]: For program point L533-10(lines 533 550) no Hoare annotation was computed. [2018-12-31 09:47:29,718 INFO L448 ceAbstractionStarter]: For program point L533-11(lines 533 550) no Hoare annotation was computed. [2018-12-31 09:47:29,718 INFO L444 ceAbstractionStarter]: At program point L501(lines 500 519) the Hoare annotation is: (let ((.cse5 (= 0 ~methaneLevelCritical~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~systemActive~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (and .cse5 .cse3 .cse6) .cse4) (and .cse0 .cse5 .cse3 .cse4) (and (and .cse3 .cse6) .cse1 .cse2 .cse4) (and .cse0 .cse2 .cse3 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4))) [2018-12-31 09:47:29,719 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 501 507) no Hoare annotation was computed. [2018-12-31 09:47:29,719 INFO L444 ceAbstractionStarter]: At program point L501-2(lines 500 519) the Hoare annotation is: false [2018-12-31 09:47:29,719 INFO L444 ceAbstractionStarter]: At program point L501-3(lines 500 519) the Hoare annotation is: false [2018-12-31 09:47:29,719 INFO L448 ceAbstractionStarter]: For program point L73(lines 73 79) no Hoare annotation was computed. [2018-12-31 09:47:29,719 INFO L444 ceAbstractionStarter]: At program point L73-1(lines 73 79) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse3 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (= ~systemActive~0 1))) (or (and (and .cse0 .cse1) .cse2 .cse3 .cse4 .cse5) (and (and .cse6 .cse0 .cse1) .cse2 .cse5) (and .cse7 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse2 .cse6 .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse5) (and .cse7 .cse3 .cse0 .cse4 .cse5))) [2018-12-31 09:47:29,719 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 751) no Hoare annotation was computed. [2018-12-31 09:47:29,719 INFO L444 ceAbstractionStarter]: At program point L734-1(lines 1 993) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse3 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (= ~systemActive~0 1))) (or (and (and .cse0 .cse1) .cse2 .cse3 .cse4 .cse5) (and (and .cse6 .cse0 .cse1) .cse2 .cse5) (and .cse7 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse2 .cse6 .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse5) (and .cse7 .cse3 .cse0 .cse4 .cse5))) [2018-12-31 09:47:29,719 INFO L444 ceAbstractionStarter]: At program point L767-2(lines 767 781) the Hoare annotation is: false [2018-12-31 09:47:29,720 INFO L448 ceAbstractionStarter]: For program point L734-2(lines 734 751) no Hoare annotation was computed. [2018-12-31 09:47:29,720 INFO L444 ceAbstractionStarter]: At program point L734-3(lines 1 993) the Hoare annotation is: false [2018-12-31 09:47:29,720 INFO L448 ceAbstractionStarter]: For program point L734-4(lines 734 751) no Hoare annotation was computed. [2018-12-31 09:47:29,720 INFO L444 ceAbstractionStarter]: At program point L734-5(lines 1 993) the Hoare annotation is: false [2018-12-31 09:47:29,720 INFO L444 ceAbstractionStarter]: At program point L900(lines 895 903) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~systemActive~0 1))) (or (and .cse0 (and (= 0 ~methaneLevelCritical~0) .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) .cse2) (and .cse0 (= ~systemActive~0 ~methaneLevelCritical~0) .cse1 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2))) [2018-12-31 09:47:29,720 INFO L444 ceAbstractionStarter]: At program point L900-1(lines 895 903) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= ~systemActive~0 1))) (or (and .cse0 (and .cse1 .cse2 .cse3) .cse4) (and .cse5 (and .cse2 .cse6) .cse7 .cse4) (and (and .cse1 .cse2 .cse3 .cse6) .cse4) (and .cse0 (= ~methAndRunningLastTime~0 0) .cse5 .cse2 .cse7 .cse4))) [2018-12-31 09:47:29,721 INFO L444 ceAbstractionStarter]: At program point L900-2(lines 895 903) the Hoare annotation is: false [2018-12-31 09:47:29,721 INFO L444 ceAbstractionStarter]: At program point L900-3(lines 895 903) the Hoare annotation is: false [2018-12-31 09:47:29,721 INFO L448 ceAbstractionStarter]: For program point L768(line 768) no Hoare annotation was computed. [2018-12-31 09:47:29,721 INFO L444 ceAbstractionStarter]: At program point L900-4(lines 895 903) the Hoare annotation is: false [2018-12-31 09:47:29,721 INFO L444 ceAbstractionStarter]: At program point L900-5(lines 895 903) the Hoare annotation is: false [2018-12-31 09:47:29,721 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 545) no Hoare annotation was computed. [2018-12-31 09:47:29,721 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 537 545) no Hoare annotation was computed. [2018-12-31 09:47:29,721 INFO L448 ceAbstractionStarter]: For program point L537-2(lines 537 545) no Hoare annotation was computed. [2018-12-31 09:47:29,721 INFO L448 ceAbstractionStarter]: For program point L537-3(lines 537 545) no Hoare annotation was computed. [2018-12-31 09:47:29,721 INFO L448 ceAbstractionStarter]: For program point L537-4(lines 537 545) no Hoare annotation was computed. [2018-12-31 09:47:29,722 INFO L448 ceAbstractionStarter]: For program point L537-5(lines 537 545) no Hoare annotation was computed. [2018-12-31 09:47:29,722 INFO L448 ceAbstractionStarter]: For program point L537-6(lines 537 545) no Hoare annotation was computed. [2018-12-31 09:47:29,722 INFO L448 ceAbstractionStarter]: For program point L537-7(lines 537 545) no Hoare annotation was computed. [2018-12-31 09:47:29,722 INFO L448 ceAbstractionStarter]: For program point L537-8(lines 537 545) no Hoare annotation was computed. [2018-12-31 09:47:29,722 INFO L448 ceAbstractionStarter]: For program point L537-9(lines 537 545) no Hoare annotation was computed. [2018-12-31 09:47:29,722 INFO L448 ceAbstractionStarter]: For program point L537-10(lines 537 545) no Hoare annotation was computed. [2018-12-31 09:47:29,722 INFO L448 ceAbstractionStarter]: For program point L537-11(lines 537 545) no Hoare annotation was computed. [2018-12-31 09:47:29,722 INFO L444 ceAbstractionStarter]: At program point L109(lines 62 110) the Hoare annotation is: false [2018-12-31 09:47:29,722 INFO L444 ceAbstractionStarter]: At program point L638(lines 633 641) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (= ~systemActive~0 1))) (or (and .cse0 (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse1 (= ~pumpRunning~0 0)) .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (= ~methAndRunningLastTime~0 0) .cse0 .cse1 .cse2 .cse3))) [2018-12-31 09:47:29,722 INFO L444 ceAbstractionStarter]: At program point L638-1(lines 633 641) the Hoare annotation is: false [2018-12-31 09:47:29,724 INFO L444 ceAbstractionStarter]: At program point L638-2(lines 633 641) the Hoare annotation is: false [2018-12-31 09:47:29,724 INFO L448 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2018-12-31 09:47:29,724 INFO L448 ceAbstractionStarter]: For program point L44-1(line 44) no Hoare annotation was computed. [2018-12-31 09:47:29,724 INFO L448 ceAbstractionStarter]: For program point L44-2(line 44) no Hoare annotation was computed. [2018-12-31 09:47:29,724 INFO L448 ceAbstractionStarter]: For program point L771(lines 771 775) no Hoare annotation was computed. [2018-12-31 09:47:29,724 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 748) no Hoare annotation was computed. [2018-12-31 09:47:29,724 INFO L448 ceAbstractionStarter]: For program point L771-1(lines 501 507) no Hoare annotation was computed. [2018-12-31 09:47:29,724 INFO L448 ceAbstractionStarter]: For program point L738-2(lines 738 748) no Hoare annotation was computed. [2018-12-31 09:47:29,724 INFO L448 ceAbstractionStarter]: For program point L738-4(lines 738 748) no Hoare annotation was computed. [2018-12-31 09:47:29,725 INFO L448 ceAbstractionStarter]: For program point L739(lines 739 745) no Hoare annotation was computed. [2018-12-31 09:47:29,725 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 710) no Hoare annotation was computed. [2018-12-31 09:47:29,725 INFO L448 ceAbstractionStarter]: For program point L739-2(lines 739 745) no Hoare annotation was computed. [2018-12-31 09:47:29,725 INFO L448 ceAbstractionStarter]: For program point L706-2(lines 706 710) no Hoare annotation was computed. [2018-12-31 09:47:29,725 INFO L448 ceAbstractionStarter]: For program point L706-3(lines 706 710) no Hoare annotation was computed. [2018-12-31 09:47:29,725 INFO L448 ceAbstractionStarter]: For program point L739-4(lines 739 745) no Hoare annotation was computed. [2018-12-31 09:47:29,725 INFO L448 ceAbstractionStarter]: For program point L706-5(lines 706 710) no Hoare annotation was computed. [2018-12-31 09:47:29,725 INFO L444 ceAbstractionStarter]: At program point L508(lines 508 514) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse5 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~systemActive~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (and .cse0 .cse1) .cse3) (and .cse5 (and .cse1 .cse2) .cse3) (and .cse4 (= ~methAndRunningLastTime~0 0) .cse5 .cse1 .cse3))) [2018-12-31 09:47:29,725 INFO L448 ceAbstractionStarter]: For program point L706-6(lines 706 710) no Hoare annotation was computed. [2018-12-31 09:47:29,725 INFO L444 ceAbstractionStarter]: At program point L508-1(lines 508 514) the Hoare annotation is: false [2018-12-31 09:47:29,726 INFO L448 ceAbstractionStarter]: For program point L706-8(lines 706 710) no Hoare annotation was computed. [2018-12-31 09:47:29,726 INFO L444 ceAbstractionStarter]: At program point L508-2(lines 508 514) the Hoare annotation is: false [2018-12-31 09:47:29,726 INFO L448 ceAbstractionStarter]: For program point L706-9(lines 706 710) no Hoare annotation was computed. [2018-12-31 09:47:29,726 INFO L448 ceAbstractionStarter]: For program point L706-11(lines 706 710) no Hoare annotation was computed. [2018-12-31 09:47:29,726 INFO L448 ceAbstractionStarter]: For program point L706-12(lines 706 710) no Hoare annotation was computed. [2018-12-31 09:47:29,726 INFO L448 ceAbstractionStarter]: For program point L706-14(lines 706 710) no Hoare annotation was computed. [2018-12-31 09:47:29,726 INFO L448 ceAbstractionStarter]: For program point L706-15(lines 706 710) no Hoare annotation was computed. [2018-12-31 09:47:29,726 INFO L448 ceAbstractionStarter]: For program point L706-17(lines 706 710) no Hoare annotation was computed. [2018-12-31 09:47:29,726 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 946) no Hoare annotation was computed. [2018-12-31 09:47:29,726 INFO L448 ceAbstractionStarter]: For program point L940-1(lines 940 946) no Hoare annotation was computed. [2018-12-31 09:47:29,726 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 946) no Hoare annotation was computed. [2018-12-31 09:47:29,727 INFO L448 ceAbstractionStarter]: For program point L940-3(lines 940 946) no Hoare annotation was computed. [2018-12-31 09:47:29,727 INFO L448 ceAbstractionStarter]: For program point L940-4(lines 940 946) no Hoare annotation was computed. [2018-12-31 09:47:29,727 INFO L448 ceAbstractionStarter]: For program point L940-5(lines 940 946) no Hoare annotation was computed. [2018-12-31 09:47:29,727 INFO L448 ceAbstractionStarter]: For program point L940-6(lines 940 946) no Hoare annotation was computed. [2018-12-31 09:47:29,727 INFO L448 ceAbstractionStarter]: For program point L940-7(lines 940 946) no Hoare annotation was computed. [2018-12-31 09:47:29,727 INFO L448 ceAbstractionStarter]: For program point L940-8(lines 940 946) no Hoare annotation was computed. [2018-12-31 09:47:29,727 INFO L448 ceAbstractionStarter]: For program point L940-9(lines 940 946) no Hoare annotation was computed. [2018-12-31 09:47:29,727 INFO L448 ceAbstractionStarter]: For program point L940-10(lines 940 946) no Hoare annotation was computed. [2018-12-31 09:47:29,727 INFO L448 ceAbstractionStarter]: For program point L940-11(lines 940 946) no Hoare annotation was computed. [2018-12-31 09:47:29,727 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 879) no Hoare annotation was computed. [2018-12-31 09:47:29,727 INFO L448 ceAbstractionStarter]: For program point L842(lines 842 849) no Hoare annotation was computed. [2018-12-31 09:47:29,728 INFO L451 ceAbstractionStarter]: At program point L842-1(lines 842 849) the Hoare annotation is: true [2018-12-31 09:47:29,728 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-31 09:47:29,728 INFO L444 ceAbstractionStarter]: At program point L83-1(lines 83 89) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ~methAndRunningLastTime~0 0)) (.cse5 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~systemActive~0 1))) (or (and (and .cse0 .cse1 .cse2) .cse3 .cse4) (and (and .cse1 .cse2) .cse3 .cse5 .cse4) (and .cse6 .cse5 .cse1 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4) (and .cse6 .cse3 .cse5 .cse1 .cse4) (and .cse6 .cse0 .cse1 .cse4))) [2018-12-31 09:47:29,728 INFO L444 ceAbstractionStarter]: At program point L712(lines 697 715) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~systemActive~0 1)) [2018-12-31 09:47:29,728 INFO L444 ceAbstractionStarter]: At program point L712-1(lines 697 715) the Hoare annotation is: false [2018-12-31 09:47:29,728 INFO L444 ceAbstractionStarter]: At program point L712-2(lines 697 715) the Hoare annotation is: false [2018-12-31 09:47:29,728 INFO L444 ceAbstractionStarter]: At program point L712-3(lines 697 715) the Hoare annotation is: false [2018-12-31 09:47:29,728 INFO L444 ceAbstractionStarter]: At program point L712-4(lines 697 715) the Hoare annotation is: false [2018-12-31 09:47:29,728 INFO L444 ceAbstractionStarter]: At program point L712-5(lines 697 715) the Hoare annotation is: false [2018-12-31 09:47:29,728 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:47:29,729 INFO L444 ceAbstractionStarter]: At program point L945(lines 936 949) the Hoare annotation is: false [2018-12-31 09:47:29,729 INFO L444 ceAbstractionStarter]: At program point L945-1(lines 936 949) the Hoare annotation is: false [2018-12-31 09:47:29,729 INFO L444 ceAbstractionStarter]: At program point L945-2(lines 936 949) the Hoare annotation is: false [2018-12-31 09:47:29,729 INFO L444 ceAbstractionStarter]: At program point L945-3(lines 936 949) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse3 (= ~systemActive~0 1))) (or (and (= ~methAndRunningLastTime~0 0) .cse0 .cse1 .cse2 .cse3) (and (and (= 0 ~methaneLevelCritical~0) .cse1 .cse2) .cse3) (and (and (not (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|)) .cse1 .cse2) .cse0 .cse3))) [2018-12-31 09:47:29,729 INFO L444 ceAbstractionStarter]: At program point L945-4(lines 936 949) the Hoare annotation is: false [2018-12-31 09:47:29,729 INFO L444 ceAbstractionStarter]: At program point L945-5(lines 936 949) the Hoare annotation is: false [2018-12-31 09:47:29,729 INFO L444 ceAbstractionStarter]: At program point L945-6(lines 936 949) the Hoare annotation is: false [2018-12-31 09:47:29,729 INFO L444 ceAbstractionStarter]: At program point L945-7(lines 936 949) the Hoare annotation is: false [2018-12-31 09:47:29,729 INFO L444 ceAbstractionStarter]: At program point L945-8(lines 936 949) the Hoare annotation is: false [2018-12-31 09:47:29,729 INFO L444 ceAbstractionStarter]: At program point L945-9(lines 936 949) the Hoare annotation is: false [2018-12-31 09:47:29,730 INFO L444 ceAbstractionStarter]: At program point L945-10(lines 936 949) the Hoare annotation is: false [2018-12-31 09:47:29,730 INFO L444 ceAbstractionStarter]: At program point L945-11(lines 936 949) the Hoare annotation is: false [2018-12-31 09:47:29,730 INFO L444 ceAbstractionStarter]: At program point L815(lines 811 817) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:47:29,730 INFO L448 ceAbstractionStarter]: For program point L585(lines 585 602) no Hoare annotation was computed. [2018-12-31 09:47:29,730 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 585 602) no Hoare annotation was computed. [2018-12-31 09:47:29,730 INFO L448 ceAbstractionStarter]: For program point L585-2(lines 585 602) no Hoare annotation was computed. [2018-12-31 09:47:29,730 INFO L444 ceAbstractionStarter]: At program point L982(lines 1 993) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:47:29,730 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:47:29,730 INFO L451 ceAbstractionStarter]: At program point L851(lines 832 854) the Hoare annotation is: true [2018-12-31 09:47:29,730 INFO L448 ceAbstractionStarter]: For program point L687(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,731 INFO L448 ceAbstractionStarter]: For program point L687-2(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,731 INFO L448 ceAbstractionStarter]: For program point L687-3(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,731 INFO L448 ceAbstractionStarter]: For program point L687-5(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,731 INFO L448 ceAbstractionStarter]: For program point L687-6(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,731 INFO L448 ceAbstractionStarter]: For program point L687-8(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,731 INFO L448 ceAbstractionStarter]: For program point L687-9(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,731 INFO L448 ceAbstractionStarter]: For program point L687-11(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,731 INFO L448 ceAbstractionStarter]: For program point L687-12(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,731 INFO L448 ceAbstractionStarter]: For program point L687-14(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,731 INFO L448 ceAbstractionStarter]: For program point L687-15(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,731 INFO L448 ceAbstractionStarter]: For program point L687-17(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,731 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 104) no Hoare annotation was computed. [2018-12-31 09:47:29,732 INFO L448 ceAbstractionStarter]: For program point L687-18(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,732 INFO L448 ceAbstractionStarter]: For program point L687-20(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,732 INFO L448 ceAbstractionStarter]: For program point L687-21(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,732 INFO L448 ceAbstractionStarter]: For program point L687-23(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,732 INFO L448 ceAbstractionStarter]: For program point L687-24(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,732 INFO L448 ceAbstractionStarter]: For program point L687-26(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,732 INFO L448 ceAbstractionStarter]: For program point L687-27(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,732 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-31 09:47:29,732 INFO L448 ceAbstractionStarter]: For program point L687-29(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,732 INFO L448 ceAbstractionStarter]: For program point L687-30(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,733 INFO L448 ceAbstractionStarter]: For program point L687-32(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,733 INFO L448 ceAbstractionStarter]: For program point L687-33(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,733 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 597) no Hoare annotation was computed. [2018-12-31 09:47:29,733 INFO L448 ceAbstractionStarter]: For program point L589-1(lines 589 597) no Hoare annotation was computed. [2018-12-31 09:47:29,733 INFO L448 ceAbstractionStarter]: For program point L687-35(lines 687 691) no Hoare annotation was computed. [2018-12-31 09:47:29,733 INFO L448 ceAbstractionStarter]: For program point L589-2(lines 589 597) no Hoare annotation was computed. [2018-12-31 09:47:29,733 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:47:29,733 INFO L448 ceAbstractionStarter]: For program point L887(lines 887 891) no Hoare annotation was computed. [2018-12-31 09:47:29,733 INFO L444 ceAbstractionStarter]: At program point L723(lines 718 725) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:47:29,734 INFO L444 ceAbstractionStarter]: At program point L955(lines 950 958) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~systemActive~0 1)) [2018-12-31 09:47:29,734 INFO L444 ceAbstractionStarter]: At program point L955-1(lines 950 958) the Hoare annotation is: false [2018-12-31 09:47:29,734 INFO L444 ceAbstractionStarter]: At program point L955-2(lines 950 958) the Hoare annotation is: false [2018-12-31 09:47:29,734 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-31 09:47:29,734 INFO L444 ceAbstractionStarter]: At program point L955-3(lines 950 958) the Hoare annotation is: false [2018-12-31 09:47:29,734 INFO L444 ceAbstractionStarter]: At program point L955-4(lines 950 958) the Hoare annotation is: false [2018-12-31 09:47:29,734 INFO L444 ceAbstractionStarter]: At program point L955-5(lines 950 958) the Hoare annotation is: false [2018-12-31 09:47:29,734 INFO L448 ceAbstractionStarter]: For program point L559(lines 559 576) no Hoare annotation was computed. [2018-12-31 09:47:29,734 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 559 576) no Hoare annotation was computed. [2018-12-31 09:47:29,734 INFO L448 ceAbstractionStarter]: For program point L559-2(lines 559 576) no Hoare annotation was computed. [2018-12-31 09:47:29,734 INFO L448 ceAbstractionStarter]: For program point L559-3(lines 559 576) no Hoare annotation was computed. [2018-12-31 09:47:29,735 INFO L448 ceAbstractionStarter]: For program point L559-4(lines 559 576) no Hoare annotation was computed. [2018-12-31 09:47:29,735 INFO L448 ceAbstractionStarter]: For program point L559-5(lines 559 576) no Hoare annotation was computed. [2018-12-31 09:47:29,735 INFO L448 ceAbstractionStarter]: For program point L64(lines 63 108) no Hoare annotation was computed. [2018-12-31 09:47:29,735 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-12-31 09:47:29,735 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:47:29,735 INFO L444 ceAbstractionStarter]: At program point L990(lines 985 993) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:47:29,735 INFO L444 ceAbstractionStarter]: At program point L693(lines 678 696) the Hoare annotation is: false [2018-12-31 09:47:29,735 INFO L444 ceAbstractionStarter]: At program point L693-1(lines 678 696) the Hoare annotation is: false [2018-12-31 09:47:29,735 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-31 09:47:29,735 INFO L444 ceAbstractionStarter]: At program point L693-2(lines 678 696) the Hoare annotation is: false [2018-12-31 09:47:29,736 INFO L444 ceAbstractionStarter]: At program point L693-3(lines 678 696) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ~systemActive~0 1))) (or (and (= ~methAndRunningLastTime~0 0) .cse0 .cse1 .cse2 .cse3) (and (and (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7)) (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse1 .cse2 .cse3) .cse0) (and (and (= 0 ~methaneLevelCritical~0) .cse1 .cse2) .cse3))) [2018-12-31 09:47:29,736 INFO L444 ceAbstractionStarter]: At program point L693-4(lines 678 696) the Hoare annotation is: false [2018-12-31 09:47:29,736 INFO L444 ceAbstractionStarter]: At program point L693-5(lines 678 696) the Hoare annotation is: false [2018-12-31 09:47:29,736 INFO L444 ceAbstractionStarter]: At program point L693-6(lines 678 696) the Hoare annotation is: false [2018-12-31 09:47:29,736 INFO L444 ceAbstractionStarter]: At program point L693-7(lines 678 696) the Hoare annotation is: false [2018-12-31 09:47:29,736 INFO L444 ceAbstractionStarter]: At program point L693-8(lines 678 696) the Hoare annotation is: false [2018-12-31 09:47:29,736 INFO L444 ceAbstractionStarter]: At program point L693-9(lines 678 696) the Hoare annotation is: false [2018-12-31 09:47:29,736 INFO L444 ceAbstractionStarter]: At program point L693-10(lines 678 696) the Hoare annotation is: false [2018-12-31 09:47:29,736 INFO L444 ceAbstractionStarter]: At program point L693-11(lines 678 696) the Hoare annotation is: false [2018-12-31 09:47:29,736 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 103) no Hoare annotation was computed. [2018-12-31 09:47:29,737 INFO L448 ceAbstractionStarter]: For program point L99-2(lines 501 507) no Hoare annotation was computed. [2018-12-31 09:47:29,737 INFO L444 ceAbstractionStarter]: At program point L629(lines 622 632) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~systemActive~0 1))) (or (and .cse0 (= ~systemActive~0 ~methaneLevelCritical~0) .cse1 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2) (and .cse0 (and (= 0 ~methaneLevelCritical~0) .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) .cse2))) [2018-12-31 09:47:29,737 INFO L444 ceAbstractionStarter]: At program point L629-1(lines 622 632) the Hoare annotation is: false [2018-12-31 09:47:29,737 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 571) no Hoare annotation was computed. [2018-12-31 09:47:29,737 INFO L444 ceAbstractionStarter]: At program point L629-2(lines 622 632) the Hoare annotation is: false [2018-12-31 09:47:29,737 INFO L448 ceAbstractionStarter]: For program point L563-1(lines 563 571) no Hoare annotation was computed. [2018-12-31 09:47:29,737 INFO L448 ceAbstractionStarter]: For program point L563-2(lines 563 571) no Hoare annotation was computed. [2018-12-31 09:47:29,737 INFO L448 ceAbstractionStarter]: For program point L563-3(lines 563 571) no Hoare annotation was computed. [2018-12-31 09:47:29,737 INFO L448 ceAbstractionStarter]: For program point L563-4(lines 563 571) no Hoare annotation was computed. [2018-12-31 09:47:29,737 INFO L448 ceAbstractionStarter]: For program point L563-5(lines 563 571) no Hoare annotation was computed. [2018-12-31 09:47:29,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:47:29 BoogieIcfgContainer [2018-12-31 09:47:29,790 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:47:29,790 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:47:29,790 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:47:29,791 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:47:29,791 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:47:16" (3/4) ... [2018-12-31 09:47:29,796 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:47:29,838 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:47:29,839 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-12-31 09:47:29,842 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-31 09:47:29,844 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-31 09:47:29,846 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:47:29,847 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:47:29,884 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && 1 <= \result) && systemActive == 1) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && systemActive == 1)) || ((((((1 <= pumpRunning && tmp == 0) && methAndRunningLastTime == 0) && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || ((((1 <= pumpRunning && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && systemActive == 1) [2018-12-31 09:47:29,885 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && 1 <= \result) && systemActive == 1) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && systemActive == 1)) || ((((((1 <= pumpRunning && tmp == 0) && methAndRunningLastTime == 0) && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || ((((1 <= pumpRunning && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && systemActive == 1) [2018-12-31 09:47:29,887 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && systemActive == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && systemActive == 1)) || ((((1 <= pumpRunning && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && systemActive == 1)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && systemActive == 1)) || (((1 <= pumpRunning && 0 == methaneLevelCritical) && splverifierCounter == 0) && systemActive == 1) [2018-12-31 09:47:29,888 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && systemActive == 1) || (((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((1 <= pumpRunning && 0 == methaneLevelCritical) && splverifierCounter == 0) && systemActive == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && systemActive == 1)) || ((((1 <= pumpRunning && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && systemActive == 1) [2018-12-31 09:47:29,890 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && (0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) || (((systemActive == methaneLevelCritical && splverifierCounter == 0 && pumpRunning == 0) && 1 <= \result) && systemActive == 1)) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1)) || (((((1 <= pumpRunning && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && systemActive == 1) [2018-12-31 09:47:29,891 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 <= pumpRunning && (0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) || ((((1 <= pumpRunning && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && systemActive == 1) [2018-12-31 09:47:29,894 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && 1 <= \result) && systemActive == 1) || ((1 <= pumpRunning && (0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) [2018-12-31 09:47:29,896 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((systemActive == methaneLevelCritical && (0 == \result && splverifierCounter == 0) && pumpRunning == 0) && 1 <= \result) && systemActive == 1) || (((((1 <= pumpRunning && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && systemActive == 1) [2018-12-31 09:47:29,897 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((methAndRunningLastTime == 0 && systemActive == methaneLevelCritical) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) || (((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || ((((!(0 == \result) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == methaneLevelCritical) && systemActive == 1) [2018-12-31 09:47:29,899 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((methAndRunningLastTime == 0 && systemActive == methaneLevelCritical) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) || ((((((!(0 == tmp) && 0 == \result) && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && systemActive == methaneLevelCritical)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) [2018-12-31 09:47:29,903 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && systemActive == 1 [2018-12-31 09:47:29,907 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && systemActive == 1 [2018-12-31 09:47:30,061 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:47:30,061 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:47:30,062 INFO L168 Benchmark]: Toolchain (without parser) took 16843.83 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 307.8 MB). Free memory was 954.0 MB in the beginning and 1.1 GB in the end (delta: -133.3 MB). Peak memory consumption was 174.5 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:30,063 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:47:30,063 INFO L168 Benchmark]: CACSL2BoogieTranslator took 777.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 954.0 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 43.7 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:30,065 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:30,066 INFO L168 Benchmark]: Boogie Preprocessor took 72.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:30,066 INFO L168 Benchmark]: RCFGBuilder took 2094.38 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: 79.8 MB). Peak memory consumption was 79.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:30,067 INFO L168 Benchmark]: TraceAbstraction took 13503.52 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 178.3 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -76.4 MB). Peak memory consumption was 317.0 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:30,068 INFO L168 Benchmark]: Witness Printer took 271.32 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:30,072 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 777.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 954.0 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 43.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 119.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 72.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2094.38 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: 79.8 MB). Peak memory consumption was 79.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13503.52 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 178.3 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -76.4 MB). Peak memory consumption was 317.0 MB. Max. memory is 11.5 GB. * Witness Printer took 271.32 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 73]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && 1 <= \result) && systemActive == 1) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && systemActive == 1)) || ((((((1 <= pumpRunning && tmp == 0) && methAndRunningLastTime == 0) && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || ((((1 <= pumpRunning && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && systemActive == 1) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) || ((1 <= pumpRunning && 0 == methaneLevelCritical && splverifierCounter == 0) && systemActive == 1)) || ((systemActive == methaneLevelCritical && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: ((1 <= pumpRunning && (0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) || ((((1 <= pumpRunning && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && systemActive == 1) - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && (0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) || (((systemActive == methaneLevelCritical && splverifierCounter == 0 && pumpRunning == 0) && 1 <= \result) && systemActive == 1)) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1)) || (((((1 <= pumpRunning && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && systemActive == 1) - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && systemActive == 1) || (((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((1 <= pumpRunning && 0 == methaneLevelCritical) && splverifierCounter == 0) && systemActive == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && systemActive == 1)) || ((((1 <= pumpRunning && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && systemActive == 1) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && 1 <= \result) && systemActive == 1) || ((1 <= pumpRunning && (0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && systemActive == 1 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: (((((methAndRunningLastTime == 0 && systemActive == methaneLevelCritical) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) || (((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || ((((!(0 == \result) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == methaneLevelCritical) && systemActive == 1) - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: (((systemActive == methaneLevelCritical && (0 == \result && splverifierCounter == 0) && pumpRunning == 0) && 1 <= \result) && systemActive == 1) || (((((1 <= pumpRunning && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && systemActive == 1) - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: (((((methAndRunningLastTime == 0 && systemActive == methaneLevelCritical) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) || ((((((!(0 == tmp) && 0 == \result) && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && systemActive == methaneLevelCritical)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: (((((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && systemActive == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && systemActive == 1)) || ((((1 <= pumpRunning && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && systemActive == 1)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && systemActive == 1)) || (((1 <= pumpRunning && 0 == methaneLevelCritical) && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && systemActive == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && systemActive == methaneLevelCritical) && 1 <= \result) && systemActive == 1) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && systemActive == 1)) || ((((((1 <= pumpRunning && tmp == 0) && methAndRunningLastTime == 0) && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || ((((1 <= pumpRunning && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 1 <= \result) && systemActive == 1) - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 193 locations, 3 error locations. SAFE Result, 13.3s OverallTime, 12 OverallIterations, 2 TraceHistogramMax, 5.4s AutomataDifference, 0.0s DeadEndRemovalTime, 3.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1501 SDtfs, 1904 SDslu, 2172 SDs, 0 SdLazy, 322 SolverSat, 83 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 200 GetRequests, 144 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=282occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 722 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 67 PreInvPairs, 237 NumberOfFragments, 801 HoareAnnotationTreeSize, 67 FomulaSimplifications, 159704 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 67 FomulaSimplificationsInter, 4061 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 537 NumberOfCodeBlocks, 537 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 523 ConstructedInterpolants, 0 QuantifiedInterpolants, 51952 SizeOfPredicates, 7 NumberOfNonLiveVariables, 862 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 65/84 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...