./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/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 ../sv-benchmarks/c/product-lines/minepump_spec3_product58.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 f0abcca86e101e0402ce9c7a98a1409292a39ee1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:22:08,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:22:08,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:22:08,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:22:08,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:22:08,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:22:08,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:22:08,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:22:08,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:22:08,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:22:08,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:22:08,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:22:08,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:22:08,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:22:08,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:22:08,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:22:08,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:22:08,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:22:08,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:22:08,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:22:08,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:22:08,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:22:08,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:22:08,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:22:08,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:22:08,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:22:08,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:22:08,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:22:08,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:22:08,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:22:08,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:22:08,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:22:08,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:22:08,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:22:08,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:22:08,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:22:08,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:22:08,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:22:08,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:22:08,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:22:08,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:22:08,432 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:22:08,446 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:22:08,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:22:08,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:22:08,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:22:08,448 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:22:08,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:22:08,448 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:22:08,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:22:08,449 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:22:08,449 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:22:08,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:22:08,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:22:08,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:22:08,450 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:22:08,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:22:08,450 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:22:08,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:22:08,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:22:08,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:22:08,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:22:08,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:22:08,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:22:08,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:22:08,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:22:08,452 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:22:08,452 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:22:08,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:22:08,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:22:08,453 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> f0abcca86e101e0402ce9c7a98a1409292a39ee1 [2019-11-28 00:22:08,781 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:22:08,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:22:08,803 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:22:08,805 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:22:08,806 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:22:08,808 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c [2019-11-28 00:22:08,879 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f513b8899/ba70512414dd4dd2b358453299259e7b/FLAG11114481e [2019-11-28 00:22:09,391 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:22:09,392 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c [2019-11-28 00:22:09,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f513b8899/ba70512414dd4dd2b358453299259e7b/FLAG11114481e [2019-11-28 00:22:09,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f513b8899/ba70512414dd4dd2b358453299259e7b [2019-11-28 00:22:09,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:22:09,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:22:09,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:22:09,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:22:09,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:22:09,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:22:09" (1/1) ... [2019-11-28 00:22:09,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ce65fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:09, skipping insertion in model container [2019-11-28 00:22:09,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:22:09" (1/1) ... [2019-11-28 00:22:09,750 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:22:09,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:22:10,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:22:10,307 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:22:10,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:22:10,453 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:22:10,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:10 WrapperNode [2019-11-28 00:22:10,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:22:10,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:22:10,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:22:10,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:22:10,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:10" (1/1) ... [2019-11-28 00:22:10,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:10" (1/1) ... [2019-11-28 00:22:10,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:22:10,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:22:10,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:22:10,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:22:10,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:10" (1/1) ... [2019-11-28 00:22:10,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:10" (1/1) ... [2019-11-28 00:22:10,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:10" (1/1) ... [2019-11-28 00:22:10,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:10" (1/1) ... [2019-11-28 00:22:10,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:10" (1/1) ... [2019-11-28 00:22:10,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:10" (1/1) ... [2019-11-28 00:22:10,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:10" (1/1) ... [2019-11-28 00:22:10,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:22:10,591 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:22:10,591 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:22:10,591 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:22:10,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:22:10,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:22:10,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:22:10,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:22:10,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:22:11,663 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:22:11,664 INFO L297 CfgBuilder]: Removed 200 assume(true) statements. [2019-11-28 00:22:11,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:11 BoogieIcfgContainer [2019-11-28 00:22:11,667 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:22:11,670 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:22:11,670 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:22:11,674 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:22:11,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:22:09" (1/3) ... [2019-11-28 00:22:11,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c918257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:22:11, skipping insertion in model container [2019-11-28 00:22:11,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:10" (2/3) ... [2019-11-28 00:22:11,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c918257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:22:11, skipping insertion in model container [2019-11-28 00:22:11,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:11" (3/3) ... [2019-11-28 00:22:11,679 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product58.cil.c [2019-11-28 00:22:11,689 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:22:11,697 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:22:11,709 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:22:11,732 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:22:11,733 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:22:11,733 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:22:11,733 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:22:11,733 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:22:11,734 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:22:11,734 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:22:11,734 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:22:11,760 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states. [2019-11-28 00:22:11,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 00:22:11,769 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:11,770 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:11,771 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:11,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:11,777 INFO L82 PathProgramCache]: Analyzing trace with hash -1179839814, now seen corresponding path program 1 times [2019-11-28 00:22:11,785 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:11,785 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584438023] [2019-11-28 00:22:11,786 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:11,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:12,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:12,033 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584438023] [2019-11-28 00:22:12,034 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:12,035 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:22:12,036 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977092210] [2019-11-28 00:22:12,042 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:22:12,042 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:12,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:22:12,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:22:12,060 INFO L87 Difference]: Start difference. First operand 141 states. Second operand 2 states. [2019-11-28 00:22:12,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:12,110 INFO L93 Difference]: Finished difference Result 276 states and 413 transitions. [2019-11-28 00:22:12,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:22:12,112 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-28 00:22:12,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:12,125 INFO L225 Difference]: With dead ends: 276 [2019-11-28 00:22:12,126 INFO L226 Difference]: Without dead ends: 137 [2019-11-28 00:22:12,130 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:22:12,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-11-28 00:22:12,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2019-11-28 00:22:12,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2019-11-28 00:22:12,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 198 transitions. [2019-11-28 00:22:12,178 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 198 transitions. Word has length 18 [2019-11-28 00:22:12,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:12,179 INFO L462 AbstractCegarLoop]: Abstraction has 137 states and 198 transitions. [2019-11-28 00:22:12,179 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:22:12,179 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2019-11-28 00:22:12,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-28 00:22:12,181 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:12,181 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:12,182 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:12,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:12,182 INFO L82 PathProgramCache]: Analyzing trace with hash -2090870567, now seen corresponding path program 1 times [2019-11-28 00:22:12,182 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:12,183 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561957900] [2019-11-28 00:22:12,183 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:12,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:12,324 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561957900] [2019-11-28 00:22:12,325 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:12,325 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:22:12,326 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217642336] [2019-11-28 00:22:12,327 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:22:12,328 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:12,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:22:12,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:12,329 INFO L87 Difference]: Start difference. First operand 137 states and 198 transitions. Second operand 3 states. [2019-11-28 00:22:12,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:12,373 INFO L93 Difference]: Finished difference Result 137 states and 198 transitions. [2019-11-28 00:22:12,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:22:12,377 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-28 00:22:12,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:12,378 INFO L225 Difference]: With dead ends: 137 [2019-11-28 00:22:12,378 INFO L226 Difference]: Without dead ends: 55 [2019-11-28 00:22:12,380 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:12,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-11-28 00:22:12,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2019-11-28 00:22:12,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-11-28 00:22:12,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2019-11-28 00:22:12,394 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2019-11-28 00:22:12,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:12,397 INFO L462 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2019-11-28 00:22:12,397 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:22:12,397 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2019-11-28 00:22:12,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:22:12,398 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:12,398 INFO L410 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] [2019-11-28 00:22:12,399 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:12,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:12,399 INFO L82 PathProgramCache]: Analyzing trace with hash -917137565, now seen corresponding path program 1 times [2019-11-28 00:22:12,400 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:12,400 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098097520] [2019-11-28 00:22:12,401 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:12,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:12,561 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098097520] [2019-11-28 00:22:12,561 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:12,561 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:22:12,561 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359814790] [2019-11-28 00:22:12,563 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:12,563 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:12,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:12,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:12,564 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand 5 states. [2019-11-28 00:22:12,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:12,650 INFO L93 Difference]: Finished difference Result 104 states and 152 transitions. [2019-11-28 00:22:12,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:22:12,652 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 00:22:12,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:12,654 INFO L225 Difference]: With dead ends: 104 [2019-11-28 00:22:12,655 INFO L226 Difference]: Without dead ends: 55 [2019-11-28 00:22:12,656 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 00:22:12,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-11-28 00:22:12,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2019-11-28 00:22:12,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-11-28 00:22:12,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2019-11-28 00:22:12,669 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 24 [2019-11-28 00:22:12,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:12,670 INFO L462 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2019-11-28 00:22:12,671 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:12,671 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2019-11-28 00:22:12,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-28 00:22:12,672 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:12,673 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:12,673 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:12,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:12,674 INFO L82 PathProgramCache]: Analyzing trace with hash -1642774406, now seen corresponding path program 1 times [2019-11-28 00:22:12,675 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:12,675 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407666158] [2019-11-28 00:22:12,675 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:12,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:12,752 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407666158] [2019-11-28 00:22:12,752 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:12,752 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:22:12,753 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035047890] [2019-11-28 00:22:12,753 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:22:12,754 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:12,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:22:12,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:12,755 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand 3 states. [2019-11-28 00:22:12,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:12,789 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2019-11-28 00:22:12,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:22:12,790 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-11-28 00:22:12,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:12,791 INFO L225 Difference]: With dead ends: 127 [2019-11-28 00:22:12,791 INFO L226 Difference]: Without dead ends: 78 [2019-11-28 00:22:12,792 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:12,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2019-11-28 00:22:12,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2019-11-28 00:22:12,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-11-28 00:22:12,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2019-11-28 00:22:12,804 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 26 [2019-11-28 00:22:12,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:12,804 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2019-11-28 00:22:12,805 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:22:12,805 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2019-11-28 00:22:12,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-28 00:22:12,806 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:12,806 INFO L410 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] [2019-11-28 00:22:12,807 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:12,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:12,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1904097010, now seen corresponding path program 1 times [2019-11-28 00:22:12,808 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:12,808 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124946767] [2019-11-28 00:22:12,808 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:12,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:12,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:12,905 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124946767] [2019-11-28 00:22:12,906 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:12,906 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:22:12,906 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018372140] [2019-11-28 00:22:12,907 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:12,907 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:12,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:12,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:12,908 INFO L87 Difference]: Start difference. First operand 76 states and 107 transitions. Second operand 5 states. [2019-11-28 00:22:13,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:13,052 INFO L93 Difference]: Finished difference Result 381 states and 553 transitions. [2019-11-28 00:22:13,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 00:22:13,054 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-28 00:22:13,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:13,058 INFO L225 Difference]: With dead ends: 381 [2019-11-28 00:22:13,058 INFO L226 Difference]: Without dead ends: 311 [2019-11-28 00:22:13,059 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 00:22:13,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2019-11-28 00:22:13,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2019-11-28 00:22:13,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2019-11-28 00:22:13,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 170 transitions. [2019-11-28 00:22:13,089 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 170 transitions. Word has length 32 [2019-11-28 00:22:13,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:13,089 INFO L462 AbstractCegarLoop]: Abstraction has 123 states and 170 transitions. [2019-11-28 00:22:13,089 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:13,090 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2019-11-28 00:22:13,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 00:22:13,091 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:13,091 INFO L410 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] [2019-11-28 00:22:13,092 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:13,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:13,092 INFO L82 PathProgramCache]: Analyzing trace with hash 1319823756, now seen corresponding path program 1 times [2019-11-28 00:22:13,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:13,094 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118082534] [2019-11-28 00:22:13,094 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:13,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:13,248 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118082534] [2019-11-28 00:22:13,248 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:13,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:22:13,250 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261587077] [2019-11-28 00:22:13,250 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:13,251 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:13,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:13,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:13,251 INFO L87 Difference]: Start difference. First operand 123 states and 170 transitions. Second operand 5 states. [2019-11-28 00:22:13,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:13,468 INFO L93 Difference]: Finished difference Result 561 states and 803 transitions. [2019-11-28 00:22:13,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 00:22:13,469 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-28 00:22:13,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:13,473 INFO L225 Difference]: With dead ends: 561 [2019-11-28 00:22:13,473 INFO L226 Difference]: Without dead ends: 491 [2019-11-28 00:22:13,475 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 00:22:13,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2019-11-28 00:22:13,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 185. [2019-11-28 00:22:13,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2019-11-28 00:22:13,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 256 transitions. [2019-11-28 00:22:13,523 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 256 transitions. Word has length 33 [2019-11-28 00:22:13,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:13,525 INFO L462 AbstractCegarLoop]: Abstraction has 185 states and 256 transitions. [2019-11-28 00:22:13,525 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:13,526 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 256 transitions. [2019-11-28 00:22:13,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 00:22:13,533 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:13,533 INFO L410 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] [2019-11-28 00:22:13,537 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:13,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:13,538 INFO L82 PathProgramCache]: Analyzing trace with hash 308706506, now seen corresponding path program 1 times [2019-11-28 00:22:13,538 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:13,540 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626523627] [2019-11-28 00:22:13,540 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:13,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:13,606 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626523627] [2019-11-28 00:22:13,607 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:13,607 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:22:13,607 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79277174] [2019-11-28 00:22:13,607 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 00:22:13,608 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:13,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 00:22:13,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 00:22:13,608 INFO L87 Difference]: Start difference. First operand 185 states and 256 transitions. Second operand 4 states. [2019-11-28 00:22:13,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:13,689 INFO L93 Difference]: Finished difference Result 569 states and 796 transitions. [2019-11-28 00:22:13,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:22:13,689 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-11-28 00:22:13,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:13,692 INFO L225 Difference]: With dead ends: 569 [2019-11-28 00:22:13,692 INFO L226 Difference]: Without dead ends: 435 [2019-11-28 00:22:13,694 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:13,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2019-11-28 00:22:13,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 185. [2019-11-28 00:22:13,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2019-11-28 00:22:13,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 254 transitions. [2019-11-28 00:22:13,718 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 254 transitions. Word has length 33 [2019-11-28 00:22:13,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:13,718 INFO L462 AbstractCegarLoop]: Abstraction has 185 states and 254 transitions. [2019-11-28 00:22:13,718 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 00:22:13,719 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 254 transitions. [2019-11-28 00:22:13,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 00:22:13,721 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:13,721 INFO L410 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] [2019-11-28 00:22:13,722 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:13,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:13,722 INFO L82 PathProgramCache]: Analyzing trace with hash 566871944, now seen corresponding path program 1 times [2019-11-28 00:22:13,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:13,723 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728433294] [2019-11-28 00:22:13,724 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:13,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:13,805 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728433294] [2019-11-28 00:22:13,806 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:13,806 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 00:22:13,806 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096771079] [2019-11-28 00:22:13,807 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-28 00:22:13,807 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:13,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 00:22:13,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-28 00:22:13,808 INFO L87 Difference]: Start difference. First operand 185 states and 254 transitions. Second operand 7 states. [2019-11-28 00:22:13,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:13,989 INFO L93 Difference]: Finished difference Result 710 states and 987 transitions. [2019-11-28 00:22:13,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:22:13,989 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2019-11-28 00:22:13,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:13,993 INFO L225 Difference]: With dead ends: 710 [2019-11-28 00:22:13,993 INFO L226 Difference]: Without dead ends: 531 [2019-11-28 00:22:13,994 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-11-28 00:22:13,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 531 states. [2019-11-28 00:22:14,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 531 to 194. [2019-11-28 00:22:14,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2019-11-28 00:22:14,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 261 transitions. [2019-11-28 00:22:14,066 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 261 transitions. Word has length 33 [2019-11-28 00:22:14,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:14,067 INFO L462 AbstractCegarLoop]: Abstraction has 194 states and 261 transitions. [2019-11-28 00:22:14,067 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-28 00:22:14,067 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 261 transitions. [2019-11-28 00:22:14,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-28 00:22:14,068 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:14,069 INFO L410 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, 1] [2019-11-28 00:22:14,069 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:14,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:14,070 INFO L82 PathProgramCache]: Analyzing trace with hash -1083058712, now seen corresponding path program 1 times [2019-11-28 00:22:14,070 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:14,071 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662161058] [2019-11-28 00:22:14,071 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:14,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:14,133 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662161058] [2019-11-28 00:22:14,133 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:14,133 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:22:14,133 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681107642] [2019-11-28 00:22:14,134 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 00:22:14,134 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:14,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 00:22:14,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 00:22:14,135 INFO L87 Difference]: Start difference. First operand 194 states and 261 transitions. Second operand 6 states. [2019-11-28 00:22:14,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:14,470 INFO L93 Difference]: Finished difference Result 1521 states and 2031 transitions. [2019-11-28 00:22:14,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-28 00:22:14,471 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2019-11-28 00:22:14,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:14,478 INFO L225 Difference]: With dead ends: 1521 [2019-11-28 00:22:14,479 INFO L226 Difference]: Without dead ends: 1333 [2019-11-28 00:22:14,480 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2019-11-28 00:22:14,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1333 states. [2019-11-28 00:22:14,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1333 to 380. [2019-11-28 00:22:14,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2019-11-28 00:22:14,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 504 transitions. [2019-11-28 00:22:14,532 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 504 transitions. Word has length 36 [2019-11-28 00:22:14,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:14,533 INFO L462 AbstractCegarLoop]: Abstraction has 380 states and 504 transitions. [2019-11-28 00:22:14,533 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 00:22:14,533 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 504 transitions. [2019-11-28 00:22:14,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-28 00:22:14,534 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:14,535 INFO L410 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, 1] [2019-11-28 00:22:14,535 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:14,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:14,536 INFO L82 PathProgramCache]: Analyzing trace with hash -403000342, now seen corresponding path program 1 times [2019-11-28 00:22:14,536 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:14,536 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273966876] [2019-11-28 00:22:14,536 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:14,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:14,588 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273966876] [2019-11-28 00:22:14,588 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:14,588 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:22:14,589 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082805792] [2019-11-28 00:22:14,589 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:14,589 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:14,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:14,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:14,590 INFO L87 Difference]: Start difference. First operand 380 states and 504 transitions. Second operand 5 states. [2019-11-28 00:22:14,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:14,800 INFO L93 Difference]: Finished difference Result 1004 states and 1359 transitions. [2019-11-28 00:22:14,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 00:22:14,801 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2019-11-28 00:22:14,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:14,805 INFO L225 Difference]: With dead ends: 1004 [2019-11-28 00:22:14,806 INFO L226 Difference]: Without dead ends: 630 [2019-11-28 00:22:14,807 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 00:22:14,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 630 states. [2019-11-28 00:22:14,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 630 to 338. [2019-11-28 00:22:14,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2019-11-28 00:22:14,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 438 transitions. [2019-11-28 00:22:14,853 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 438 transitions. Word has length 36 [2019-11-28 00:22:14,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:14,854 INFO L462 AbstractCegarLoop]: Abstraction has 338 states and 438 transitions. [2019-11-28 00:22:14,854 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:14,854 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 438 transitions. [2019-11-28 00:22:14,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-28 00:22:14,857 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:14,857 INFO L410 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, 1, 1] [2019-11-28 00:22:14,857 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:14,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:14,858 INFO L82 PathProgramCache]: Analyzing trace with hash -1138138450, now seen corresponding path program 1 times [2019-11-28 00:22:14,858 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:14,858 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3043342] [2019-11-28 00:22:14,859 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:14,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:14,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:14,937 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3043342] [2019-11-28 00:22:14,937 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:14,937 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 00:22:14,937 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573623058] [2019-11-28 00:22:14,938 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-28 00:22:14,938 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:14,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 00:22:14,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-28 00:22:14,938 INFO L87 Difference]: Start difference. First operand 338 states and 438 transitions. Second operand 7 states. [2019-11-28 00:22:15,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:15,223 INFO L93 Difference]: Finished difference Result 1049 states and 1355 transitions. [2019-11-28 00:22:15,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-28 00:22:15,224 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2019-11-28 00:22:15,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:15,229 INFO L225 Difference]: With dead ends: 1049 [2019-11-28 00:22:15,229 INFO L226 Difference]: Without dead ends: 717 [2019-11-28 00:22:15,230 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2019-11-28 00:22:15,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2019-11-28 00:22:15,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 322. [2019-11-28 00:22:15,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2019-11-28 00:22:15,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 407 transitions. [2019-11-28 00:22:15,267 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 407 transitions. Word has length 37 [2019-11-28 00:22:15,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:15,268 INFO L462 AbstractCegarLoop]: Abstraction has 322 states and 407 transitions. [2019-11-28 00:22:15,268 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-28 00:22:15,268 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 407 transitions. [2019-11-28 00:22:15,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-28 00:22:15,269 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:15,270 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:15,270 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:15,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:15,270 INFO L82 PathProgramCache]: Analyzing trace with hash 1478001787, now seen corresponding path program 1 times [2019-11-28 00:22:15,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:15,271 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898004102] [2019-11-28 00:22:15,271 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:15,349 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:15,349 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898004102] [2019-11-28 00:22:15,350 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:15,350 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:22:15,350 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850870729] [2019-11-28 00:22:15,350 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:15,350 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:15,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:15,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:15,351 INFO L87 Difference]: Start difference. First operand 322 states and 407 transitions. Second operand 5 states. [2019-11-28 00:22:15,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:15,477 INFO L93 Difference]: Finished difference Result 838 states and 1060 transitions. [2019-11-28 00:22:15,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 00:22:15,477 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2019-11-28 00:22:15,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:15,480 INFO L225 Difference]: With dead ends: 838 [2019-11-28 00:22:15,481 INFO L226 Difference]: Without dead ends: 522 [2019-11-28 00:22:15,482 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 00:22:15,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2019-11-28 00:22:15,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 322. [2019-11-28 00:22:15,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2019-11-28 00:22:15,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 401 transitions. [2019-11-28 00:22:15,522 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 401 transitions. Word has length 56 [2019-11-28 00:22:15,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:15,523 INFO L462 AbstractCegarLoop]: Abstraction has 322 states and 401 transitions. [2019-11-28 00:22:15,523 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:15,523 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 401 transitions. [2019-11-28 00:22:15,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-28 00:22:15,525 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:15,525 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:15,526 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:15,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:15,526 INFO L82 PathProgramCache]: Analyzing trace with hash 458072168, now seen corresponding path program 1 times [2019-11-28 00:22:15,526 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:15,527 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632712773] [2019-11-28 00:22:15,527 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:15,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:15,604 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-28 00:22:15,605 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632712773] [2019-11-28 00:22:15,605 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:15,606 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:22:15,606 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168657691] [2019-11-28 00:22:15,606 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:15,607 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:15,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:15,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:15,608 INFO L87 Difference]: Start difference. First operand 322 states and 401 transitions. Second operand 5 states. [2019-11-28 00:22:15,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:15,715 INFO L93 Difference]: Finished difference Result 714 states and 901 transitions. [2019-11-28 00:22:15,715 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 00:22:15,716 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2019-11-28 00:22:15,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:15,720 INFO L225 Difference]: With dead ends: 714 [2019-11-28 00:22:15,720 INFO L226 Difference]: Without dead ends: 490 [2019-11-28 00:22:15,721 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 00:22:15,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2019-11-28 00:22:15,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 334. [2019-11-28 00:22:15,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2019-11-28 00:22:15,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 413 transitions. [2019-11-28 00:22:15,789 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 413 transitions. Word has length 58 [2019-11-28 00:22:15,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:15,789 INFO L462 AbstractCegarLoop]: Abstraction has 334 states and 413 transitions. [2019-11-28 00:22:15,790 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:15,790 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 413 transitions. [2019-11-28 00:22:15,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-28 00:22:15,791 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:15,791 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:15,792 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:15,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:15,792 INFO L82 PathProgramCache]: Analyzing trace with hash 716237606, now seen corresponding path program 1 times [2019-11-28 00:22:15,793 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:15,798 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798074861] [2019-11-28 00:22:15,799 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:15,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:15,907 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-28 00:22:15,908 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798074861] [2019-11-28 00:22:15,909 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [146275615] [2019-11-28 00:22:15,909 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 00:22:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:16,097 INFO L255 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-28 00:22:16,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 00:22:16,152 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-28 00:22:16,152 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 00:22:16,152 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2019-11-28 00:22:16,153 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675777504] [2019-11-28 00:22:16,153 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 00:22:16,153 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:16,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 00:22:16,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-28 00:22:16,154 INFO L87 Difference]: Start difference. First operand 334 states and 413 transitions. Second operand 6 states. [2019-11-28 00:22:16,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:16,446 INFO L93 Difference]: Finished difference Result 1182 states and 1488 transitions. [2019-11-28 00:22:16,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:22:16,447 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2019-11-28 00:22:16,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:16,447 INFO L225 Difference]: With dead ends: 1182 [2019-11-28 00:22:16,447 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:22:16,449 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2019-11-28 00:22:16,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:22:16,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:22:16,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:22:16,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:22:16,450 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-11-28 00:22:16,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:16,451 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:22:16,451 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 00:22:16,451 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:22:16,451 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:22:16,658 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 00:22:16,661 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:22:17,110 WARN L192 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 180 [2019-11-28 00:22:18,765 WARN L192 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 371 DAG size of output: 313 [2019-11-28 00:22:18,961 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 127 [2019-11-28 00:22:19,709 WARN L192 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 271 [2019-11-28 00:22:19,821 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 116 [2019-11-28 00:22:20,623 WARN L192 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 300 [2019-11-28 00:22:20,964 WARN L192 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 201 [2019-11-28 00:22:21,164 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 142 [2019-11-28 00:22:21,734 WARN L192 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 300 [2019-11-28 00:22:21,877 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 141 [2019-11-28 00:22:22,118 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 211 [2019-11-28 00:22:22,241 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 123 [2019-11-28 00:22:22,505 WARN L192 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 205 [2019-11-28 00:22:23,642 WARN L192 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 173 DAG size of output: 40 [2019-11-28 00:22:27,909 WARN L192 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 310 DAG size of output: 32 [2019-11-28 00:22:28,653 WARN L192 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 20 [2019-11-28 00:22:31,324 WARN L192 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 270 DAG size of output: 26 [2019-11-28 00:22:32,008 WARN L192 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 46 [2019-11-28 00:22:34,898 WARN L192 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 295 DAG size of output: 25 [2019-11-28 00:22:36,634 WARN L192 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 199 DAG size of output: 32 [2019-11-28 00:22:37,413 WARN L192 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 26 [2019-11-28 00:22:40,303 WARN L192 SmtUtils]: Spent 2.88 s on a formula simplification. DAG size of input: 295 DAG size of output: 25 [2019-11-28 00:22:40,991 WARN L192 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2019-11-28 00:22:42,265 WARN L192 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 198 DAG size of output: 39 [2019-11-28 00:22:42,948 WARN L192 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 50 [2019-11-28 00:22:44,125 WARN L192 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 197 DAG size of output: 53 [2019-11-28 00:22:44,338 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 33 [2019-11-28 00:22:44,363 INFO L246 CegarLoopResult]: For program point L729(lines 729 735) no Hoare annotation was computed. [2019-11-28 00:22:44,363 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 549) no Hoare annotation was computed. [2019-11-28 00:22:44,363 INFO L242 CegarLoopResult]: At program point L729-1(lines 729 735) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0) .cse3 .cse4) (and .cse0 .cse2 .cse1 (= 0 ULTIMATE.start_activatePump_~tmp~8) (= ~pumpRunning~0 1) .cse3 .cse4))) [2019-11-28 00:22:44,364 INFO L242 CegarLoopResult]: At program point L895(lines 888 898) the Hoare annotation is: false [2019-11-28 00:22:44,364 INFO L242 CegarLoopResult]: At program point L895-1(lines 888 898) the Hoare annotation is: (let ((.cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= 0 ~methaneLevelCritical~0))) (let ((.cse14 (not .cse2)) (.cse5 (<= ~waterLevel~0 1)) (.cse16 (not .cse4)) (.cse1 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) (.cse10 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse11 (<= ~waterLevel~0 2)) (.cse3 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse6 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse13 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse15 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (not (= 0 ~systemActive~0))) (.cse9 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse3 .cse6 .cse12 .cse13 .cse0 .cse14 .cse15 .cse7 .cse8 .cse16 .cse9) (and .cse0 .cse14 .cse3 .cse5 .cse6 .cse7 .cse8 .cse16 .cse9) (and .cse1 .cse2 .cse10 .cse11 .cse3 .cse4 .cse6 .cse12 .cse13 .cse0 .cse15 .cse7 .cse8 .cse9)))) [2019-11-28 00:22:44,364 INFO L242 CegarLoopResult]: At program point L895-2(lines 888 898) the Hoare annotation is: false [2019-11-28 00:22:44,364 INFO L242 CegarLoopResult]: At program point L895-3(lines 888 898) the Hoare annotation is: false [2019-11-28 00:22:44,364 INFO L242 CegarLoopResult]: At program point L895-4(lines 888 898) the Hoare annotation is: false [2019-11-28 00:22:44,364 INFO L242 CegarLoopResult]: At program point L895-5(lines 888 898) the Hoare annotation is: false [2019-11-28 00:22:44,365 INFO L242 CegarLoopResult]: At program point L103(lines 99 105) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 00:22:44,365 INFO L246 CegarLoopResult]: For program point L566(lines 566 570) no Hoare annotation was computed. [2019-11-28 00:22:44,365 INFO L246 CegarLoopResult]: For program point L566-3(lines 566 570) no Hoare annotation was computed. [2019-11-28 00:22:44,365 INFO L246 CegarLoopResult]: For program point L566-6(lines 566 570) no Hoare annotation was computed. [2019-11-28 00:22:44,365 INFO L249 CegarLoopResult]: At program point L139(lines 120 142) the Hoare annotation is: true [2019-11-28 00:22:44,365 INFO L246 CegarLoopResult]: For program point L833(lines 833 850) no Hoare annotation was computed. [2019-11-28 00:22:44,366 INFO L246 CegarLoopResult]: For program point L833-1(lines 833 850) no Hoare annotation was computed. [2019-11-28 00:22:44,366 INFO L246 CegarLoopResult]: For program point L833-2(lines 833 850) no Hoare annotation was computed. [2019-11-28 00:22:44,366 INFO L242 CegarLoopResult]: At program point L635(lines 630 638) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4)) (.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ~waterLevel~0 2) (= 0 ULTIMATE.start_activatePump_~tmp~8) (= ~pumpRunning~0 1) .cse5 .cse6) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse3 .cse4 (<= ~waterLevel~0 1) (= ~pumpRunning~0 0) .cse5 .cse6))) [2019-11-28 00:22:44,366 INFO L242 CegarLoopResult]: At program point L635-1(lines 630 638) the Hoare annotation is: false [2019-11-28 00:22:44,366 INFO L242 CegarLoopResult]: At program point L635-2(lines 630 638) the Hoare annotation is: false [2019-11-28 00:22:44,366 INFO L242 CegarLoopResult]: At program point L603(lines 598 606) the Hoare annotation is: false [2019-11-28 00:22:44,367 INFO L242 CegarLoopResult]: At program point L603-1(lines 598 606) the Hoare annotation is: (let ((.cse14 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse13 (= 0 ~methaneLevelCritical~0))) (let ((.cse7 (not .cse13)) (.cse15 (<= ~waterLevel~0 1)) (.cse11 (not .cse14)) (.cse0 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse3 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse4 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse5 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse9 (= ~pumpRunning~0 0)) (.cse10 (not (= 0 ~systemActive~0))) (.cse12 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse6 .cse13 .cse2 .cse14 .cse15 .cse3 .cse9 .cse10 .cse12) (and .cse6 .cse7 .cse2 .cse15 .cse3 .cse9 .cse10 .cse11 .cse12) (and .cse13 .cse0 .cse1 .cse14 .cse2 .cse3 .cse4 .cse5 .cse6 .cse8 .cse9 .cse10 .cse12)))) [2019-11-28 00:22:44,367 INFO L242 CegarLoopResult]: At program point L603-2(lines 598 606) the Hoare annotation is: (let ((.cse10 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (= 0 ~methaneLevelCritical~0))) (let ((.cse4 (= 0 ULTIMATE.start_activatePump_~tmp~8)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (not .cse9)) (.cse3 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse11 (= ~pumpRunning~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse7 (not .cse10)) (.cse8 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse9 .cse3 .cse10 .cse2 .cse4 .cse5 .cse6 .cse8) (and .cse0 .cse9 .cse3 .cse10 (<= ~waterLevel~0 1) .cse11 .cse6 .cse8) (and .cse0 .cse1 .cse3 .cse2 .cse11 .cse6 .cse7 .cse8)))) [2019-11-28 00:22:44,367 INFO L242 CegarLoopResult]: At program point L603-3(lines 598 606) the Hoare annotation is: false [2019-11-28 00:22:44,367 INFO L242 CegarLoopResult]: At program point L603-4(lines 598 606) the Hoare annotation is: false [2019-11-28 00:22:44,367 INFO L242 CegarLoopResult]: At program point L603-5(lines 598 606) the Hoare annotation is: false [2019-11-28 00:22:44,367 INFO L242 CegarLoopResult]: At program point L603-6(lines 598 606) the Hoare annotation is: false [2019-11-28 00:22:44,368 INFO L242 CegarLoopResult]: At program point L603-7(lines 598 606) the Hoare annotation is: false [2019-11-28 00:22:44,368 INFO L242 CegarLoopResult]: At program point L603-8(lines 598 606) the Hoare annotation is: false [2019-11-28 00:22:44,368 INFO L242 CegarLoopResult]: At program point L174(lines 169 177) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 00:22:44,368 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 549) no Hoare annotation was computed. [2019-11-28 00:22:44,368 INFO L246 CegarLoopResult]: For program point L870(lines 870 876) no Hoare annotation was computed. [2019-11-28 00:22:44,368 INFO L246 CegarLoopResult]: For program point L837(lines 837 845) no Hoare annotation was computed. [2019-11-28 00:22:44,368 INFO L246 CegarLoopResult]: For program point L870-2(lines 870 876) no Hoare annotation was computed. [2019-11-28 00:22:44,368 INFO L246 CegarLoopResult]: For program point L837-1(lines 837 845) no Hoare annotation was computed. [2019-11-28 00:22:44,368 INFO L246 CegarLoopResult]: For program point L837-2(lines 837 845) no Hoare annotation was computed. [2019-11-28 00:22:44,369 INFO L246 CegarLoopResult]: For program point L870-4(lines 870 876) no Hoare annotation was computed. [2019-11-28 00:22:44,369 INFO L246 CegarLoopResult]: For program point L870-6(lines 870 876) no Hoare annotation was computed. [2019-11-28 00:22:44,369 INFO L246 CegarLoopResult]: For program point L870-8(lines 870 876) no Hoare annotation was computed. [2019-11-28 00:22:44,369 INFO L246 CegarLoopResult]: For program point L870-10(lines 870 876) no Hoare annotation was computed. [2019-11-28 00:22:44,369 INFO L242 CegarLoopResult]: At program point L904(lines 899 907) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ULTIMATE.start_main_~tmp~0) (<= ~waterLevel~0 2) (= 0 ULTIMATE.start_activatePump_~tmp~8) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:44,369 INFO L242 CegarLoopResult]: At program point L904-1(lines 899 907) the Hoare annotation is: false [2019-11-28 00:22:44,369 INFO L242 CegarLoopResult]: At program point L904-2(lines 899 907) the Hoare annotation is: false [2019-11-28 00:22:44,369 INFO L246 CegarLoopResult]: For program point L739(lines 739 752) no Hoare annotation was computed. [2019-11-28 00:22:44,369 INFO L246 CegarLoopResult]: For program point L673(lines 673 693) no Hoare annotation was computed. [2019-11-28 00:22:44,370 INFO L246 CegarLoopResult]: For program point L673-2(lines 673 693) no Hoare annotation was computed. [2019-11-28 00:22:44,370 INFO L246 CegarLoopResult]: For program point L673-4(lines 673 693) no Hoare annotation was computed. [2019-11-28 00:22:44,370 INFO L246 CegarLoopResult]: For program point L972(lines 972 976) no Hoare annotation was computed. [2019-11-28 00:22:44,370 INFO L246 CegarLoopResult]: For program point L972-2(lines 972 976) no Hoare annotation was computed. [2019-11-28 00:22:44,370 INFO L246 CegarLoopResult]: For program point L972-3(lines 972 976) no Hoare annotation was computed. [2019-11-28 00:22:44,370 INFO L246 CegarLoopResult]: For program point L807(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:44,370 INFO L246 CegarLoopResult]: For program point L972-5(lines 972 976) no Hoare annotation was computed. [2019-11-28 00:22:44,370 INFO L246 CegarLoopResult]: For program point L807-1(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:44,370 INFO L246 CegarLoopResult]: For program point L972-6(lines 972 976) no Hoare annotation was computed. [2019-11-28 00:22:44,370 INFO L246 CegarLoopResult]: For program point L807-2(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:44,371 INFO L246 CegarLoopResult]: For program point L807-3(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:44,371 INFO L246 CegarLoopResult]: For program point L972-8(lines 972 976) no Hoare annotation was computed. [2019-11-28 00:22:44,371 INFO L246 CegarLoopResult]: For program point L807-4(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:44,371 INFO L246 CegarLoopResult]: For program point L807-5(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:44,371 INFO L242 CegarLoopResult]: At program point L775(lines 774 793) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= 0 ULTIMATE.start_activatePump_~tmp~8) (<= ~waterLevel~0 1) (= ~pumpRunning~0 1) .cse2 .cse3) (and .cse0 (<= ~waterLevel~0 2) .cse1 (= ~pumpRunning~0 0) .cse2 .cse3))) [2019-11-28 00:22:44,371 INFO L246 CegarLoopResult]: For program point L775-1(lines 775 781) no Hoare annotation was computed. [2019-11-28 00:22:44,371 INFO L242 CegarLoopResult]: At program point L775-2(lines 774 793) the Hoare annotation is: false [2019-11-28 00:22:44,371 INFO L242 CegarLoopResult]: At program point L775-3(lines 774 793) the Hoare annotation is: false [2019-11-28 00:22:44,372 INFO L246 CegarLoopResult]: For program point L643(lines 643 649) no Hoare annotation was computed. [2019-11-28 00:22:44,372 INFO L246 CegarLoopResult]: For program point L643-1(lines 643 649) no Hoare annotation was computed. [2019-11-28 00:22:44,372 INFO L246 CegarLoopResult]: For program point L643-2(lines 643 649) no Hoare annotation was computed. [2019-11-28 00:22:44,372 INFO L246 CegarLoopResult]: For program point L643-3(lines 643 649) no Hoare annotation was computed. [2019-11-28 00:22:44,372 INFO L246 CegarLoopResult]: For program point L643-4(lines 643 649) no Hoare annotation was computed. [2019-11-28 00:22:44,372 INFO L246 CegarLoopResult]: For program point L643-5(lines 643 649) no Hoare annotation was computed. [2019-11-28 00:22:44,372 INFO L246 CegarLoopResult]: For program point L710(lines 709 756) no Hoare annotation was computed. [2019-11-28 00:22:44,372 INFO L246 CegarLoopResult]: For program point L578(lines 578 582) no Hoare annotation was computed. [2019-11-28 00:22:44,372 INFO L246 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2019-11-28 00:22:44,372 INFO L246 CegarLoopResult]: For program point L811(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:44,373 INFO L246 CegarLoopResult]: For program point L811-1(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:44,373 INFO L246 CegarLoopResult]: For program point L811-2(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:44,373 INFO L246 CegarLoopResult]: For program point L811-3(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:44,373 INFO L246 CegarLoopResult]: For program point L679(lines 679 692) no Hoare annotation was computed. [2019-11-28 00:22:44,373 INFO L246 CegarLoopResult]: For program point L811-4(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:44,373 INFO L242 CegarLoopResult]: At program point L679-1(lines 1 989) the Hoare annotation is: (let ((.cse11 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse10 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4)) (.cse9 (= 0 ~methaneLevelCritical~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (not .cse9)) (.cse2 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse12 (= 0 ULTIMATE.start_activatePump_~tmp~8)) (.cse13 (= ~pumpRunning~0 1)) (.cse4 (not .cse10)) (.cse6 (not (= 0 ~systemActive~0))) (.cse7 (not .cse11)) (.cse8 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1) .cse9 .cse10 (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse11 .cse2 (<= ~waterLevel~0 1) .cse5 .cse6 .cse8) (and .cse0 .cse9 .cse10 .cse2 .cse11 .cse3 .cse12 .cse13 .cse6 .cse8) (and .cse0 .cse9 (= 1 ~waterLevel~0) .cse2 .cse5 .cse6 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse12 .cse13 .cse4 .cse6 .cse7 .cse8)))) [2019-11-28 00:22:44,373 INFO L246 CegarLoopResult]: For program point L811-5(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:44,373 INFO L246 CegarLoopResult]: For program point L679-2(lines 679 692) no Hoare annotation was computed. [2019-11-28 00:22:44,373 INFO L242 CegarLoopResult]: At program point L679-3(lines 1 989) the Hoare annotation is: false [2019-11-28 00:22:44,374 INFO L246 CegarLoopResult]: For program point L679-4(lines 679 692) no Hoare annotation was computed. [2019-11-28 00:22:44,374 INFO L242 CegarLoopResult]: At program point L679-5(lines 1 989) the Hoare annotation is: false [2019-11-28 00:22:44,374 INFO L242 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-11-28 00:22:44,374 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:22:44,374 INFO L246 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2019-11-28 00:22:44,374 INFO L242 CegarLoopResult]: At program point L978(lines 963 981) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= 0 ULTIMATE.start_activatePump_~tmp~8) (<= ~waterLevel~0 1) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:44,374 INFO L242 CegarLoopResult]: At program point L978-1(lines 963 981) the Hoare annotation is: false [2019-11-28 00:22:44,374 INFO L242 CegarLoopResult]: At program point L978-2(lines 963 981) the Hoare annotation is: false [2019-11-28 00:22:44,374 INFO L246 CegarLoopResult]: For program point L747(lines 747 751) no Hoare annotation was computed. [2019-11-28 00:22:44,375 INFO L242 CegarLoopResult]: At program point L747-2(lines 775 781) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0) .cse3 .cse4) (and .cse0 .cse2 .cse1 (= 0 ULTIMATE.start_activatePump_~tmp~8) (= ~pumpRunning~0 1) .cse3 .cse4))) [2019-11-28 00:22:44,375 INFO L242 CegarLoopResult]: At program point L648(lines 639 652) the Hoare annotation is: false [2019-11-28 00:22:44,375 INFO L242 CegarLoopResult]: At program point L648-1(lines 639 652) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (<= ~waterLevel~0 1) .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 .cse1 (<= ~waterLevel~0 2) .cse2 .cse3 .cse4))) [2019-11-28 00:22:44,375 INFO L242 CegarLoopResult]: At program point L648-2(lines 639 652) the Hoare annotation is: false [2019-11-28 00:22:44,375 INFO L246 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2019-11-28 00:22:44,375 INFO L242 CegarLoopResult]: At program point L648-3(lines 639 652) the Hoare annotation is: false [2019-11-28 00:22:44,375 INFO L246 CegarLoopResult]: For program point L549-1(line 549) no Hoare annotation was computed. [2019-11-28 00:22:44,375 INFO L242 CegarLoopResult]: At program point L648-4(lines 639 652) the Hoare annotation is: false [2019-11-28 00:22:44,376 INFO L242 CegarLoopResult]: At program point L648-5(lines 639 652) the Hoare annotation is: false [2019-11-28 00:22:44,376 INFO L246 CegarLoopResult]: For program point L549-2(line 549) no Hoare annotation was computed. [2019-11-28 00:22:44,376 INFO L242 CegarLoopResult]: At program point L782(lines 782 788) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 2)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse1 (= 0 ULTIMATE.start_activatePump_~tmp~8) (= ~pumpRunning~0 1) .cse4 .cse5) (and .cse0 .cse1 (<= ~waterLevel~0 1) .cse3 .cse4 .cse5))) [2019-11-28 00:22:44,376 INFO L242 CegarLoopResult]: At program point L782-1(lines 782 788) the Hoare annotation is: false [2019-11-28 00:22:44,376 INFO L242 CegarLoopResult]: At program point L782-2(lines 782 788) the Hoare annotation is: false [2019-11-28 00:22:44,376 INFO L246 CegarLoopResult]: For program point L683(lines 683 689) no Hoare annotation was computed. [2019-11-28 00:22:44,376 INFO L246 CegarLoopResult]: For program point L683-2(lines 683 689) no Hoare annotation was computed. [2019-11-28 00:22:44,376 INFO L246 CegarLoopResult]: For program point L683-4(lines 683 689) no Hoare annotation was computed. [2019-11-28 00:22:44,376 INFO L246 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-11-28 00:22:44,377 INFO L246 CegarLoopResult]: For program point L56-1(lines 775 781) no Hoare annotation was computed. [2019-11-28 00:22:44,377 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:22:44,377 INFO L246 CegarLoopResult]: For program point L719(lines 719 725) no Hoare annotation was computed. [2019-11-28 00:22:44,377 INFO L242 CegarLoopResult]: At program point L719-1(lines 719 725) the Hoare annotation is: (let ((.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4))) (let ((.cse6 (= 0 ULTIMATE.start_activatePump_~tmp~8)) (.cse7 (= ~pumpRunning~0 1)) (.cse10 (not .cse2)) (.cse12 (not .cse3)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse4 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse11 (= ~pumpRunning~0 0)) (.cse8 (not (= 0 ~systemActive~0))) (.cse9 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse4 .cse5 .cse10 .cse11 .cse8 .cse12 .cse9) (and .cse0 (not .cse1) .cse4 .cse5 .cse6 .cse7 .cse10 .cse8 .cse12 .cse9) (and .cse0 .cse1 .cse5 .cse4 .cse11 .cse8 .cse9)))) [2019-11-28 00:22:44,377 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:22:44,377 INFO L246 CegarLoopResult]: For program point L953(lines 953 957) no Hoare annotation was computed. [2019-11-28 00:22:44,377 INFO L246 CegarLoopResult]: For program point L953-2(lines 953 957) no Hoare annotation was computed. [2019-11-28 00:22:44,377 INFO L246 CegarLoopResult]: For program point L953-3(lines 953 957) no Hoare annotation was computed. [2019-11-28 00:22:44,377 INFO L246 CegarLoopResult]: For program point L953-5(lines 953 957) no Hoare annotation was computed. [2019-11-28 00:22:44,377 INFO L246 CegarLoopResult]: For program point L953-6(lines 953 957) no Hoare annotation was computed. [2019-11-28 00:22:44,378 INFO L246 CegarLoopResult]: For program point L953-8(lines 953 957) no Hoare annotation was computed. [2019-11-28 00:22:44,378 INFO L246 CegarLoopResult]: For program point L953-9(lines 953 957) no Hoare annotation was computed. [2019-11-28 00:22:44,378 INFO L246 CegarLoopResult]: For program point L590(lines 590 594) no Hoare annotation was computed. [2019-11-28 00:22:44,378 INFO L246 CegarLoopResult]: For program point L953-11(lines 953 957) no Hoare annotation was computed. [2019-11-28 00:22:44,378 INFO L246 CegarLoopResult]: For program point L953-12(lines 953 957) no Hoare annotation was computed. [2019-11-28 00:22:44,378 INFO L246 CegarLoopResult]: For program point L953-14(lines 953 957) no Hoare annotation was computed. [2019-11-28 00:22:44,378 INFO L246 CegarLoopResult]: For program point L953-15(lines 953 957) no Hoare annotation was computed. [2019-11-28 00:22:44,379 INFO L246 CegarLoopResult]: For program point L953-17(lines 953 957) no Hoare annotation was computed. [2019-11-28 00:22:44,379 INFO L242 CegarLoopResult]: At program point L757(lines 708 758) the Hoare annotation is: false [2019-11-28 00:22:44,379 INFO L242 CegarLoopResult]: At program point L658(lines 653 661) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= 0 ULTIMATE.start_activatePump_~tmp~8) (<= ~waterLevel~0 1) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:44,379 INFO L242 CegarLoopResult]: At program point L658-1(lines 653 661) the Hoare annotation is: false [2019-11-28 00:22:44,379 INFO L242 CegarLoopResult]: At program point L658-2(lines 653 661) the Hoare annotation is: false [2019-11-28 00:22:44,380 INFO L246 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-11-28 00:22:44,380 INFO L249 CegarLoopResult]: At program point L130-1(lines 130 137) the Hoare annotation is: true [2019-11-28 00:22:44,380 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:22:44,380 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 549) no Hoare annotation was computed. [2019-11-28 00:22:44,380 INFO L242 CegarLoopResult]: At program point L166(lines 1 989) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 00:22:44,380 INFO L242 CegarLoopResult]: At program point L959(lines 944 962) the Hoare annotation is: false [2019-11-28 00:22:44,381 INFO L242 CegarLoopResult]: At program point L959-1(lines 944 962) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9) .cse0 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) .cse1 (<= ~waterLevel~0 2) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)) .cse2 .cse3 .cse4) (and .cse0 .cse1 (<= ~waterLevel~0 1) .cse2 .cse3 .cse4))) [2019-11-28 00:22:44,381 INFO L242 CegarLoopResult]: At program point L959-2(lines 944 962) the Hoare annotation is: false [2019-11-28 00:22:44,381 INFO L242 CegarLoopResult]: At program point L959-3(lines 944 962) the Hoare annotation is: false [2019-11-28 00:22:44,381 INFO L242 CegarLoopResult]: At program point L959-4(lines 944 962) the Hoare annotation is: false [2019-11-28 00:22:44,381 INFO L242 CegarLoopResult]: At program point L959-5(lines 944 962) the Hoare annotation is: false [2019-11-28 00:22:44,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:22:44 BoogieIcfgContainer [2019-11-28 00:22:44,420 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:22:44,420 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:22:44,420 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:22:44,421 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:22:44,421 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:11" (3/4) ... [2019-11-28 00:22:44,425 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:22:44,453 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:22:44,454 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:22:44,456 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:22:44,458 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:22:44,460 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:22:44,461 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:22:44,462 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:22:44,496 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) [2019-11-28 00:22:44,497 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) [2019-11-28 00:22:44,498 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result == 1 && !(0 == methaneLevelCritical)) && 1 == tmp) && waterLevel <= 2) && !(0 == tmp)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) || ((((((((((\result == 1 && tmp___0 <= 1) && 0 == methaneLevelCritical) && 0 == tmp) && \result <= 1) && 0 == \result) && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && 1 == tmp) && 0 == \result) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((((\result == 1 && !(0 == methaneLevelCritical)) && 1 == tmp) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == tmp)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) [2019-11-28 00:22:44,499 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && 0 == \result) && 1 == tmp) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((\result == 1 && 1 == tmp) && waterLevel <= 2) && !(0 == tmp)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter)) || (((((((((\result == 1 && !(0 == methaneLevelCritical)) && 1 == tmp) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == tmp)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter)) || ((((((\result == 1 && 0 == methaneLevelCritical) && waterLevel <= 2) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 00:22:44,499 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && waterLevel <= 2) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 1 && 1 == tmp) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 00:22:44,501 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && waterLevel <= 2) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 1 && 1 == tmp) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 00:22:44,501 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && 1 == tmp) && 0 == tmp) && waterLevel <= 1) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((\result == 1 && waterLevel <= 2) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 00:22:44,502 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && !(0 == methaneLevelCritical)) && 1 == tmp) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 1 && waterLevel <= 2) && 1 == tmp) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 00:22:44,505 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\result == 1 && !(0 == methaneLevelCritical)) && waterLevel <= 2) && 1 == tmp) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) || ((((((((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((\result == 1 && !(0 == methaneLevelCritical)) && 1 == tmp) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) [2019-11-28 00:22:44,507 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == tmp) && 0 == tmp) && waterLevel <= 1) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-28 00:22:44,512 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 0 && \result == 1) && 1 == tmp) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 00:22:44,515 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && 0 == \result) && 1 == tmp) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && \result <= 1) && 0 == \result) && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 00:22:44,516 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == tmp) && 0 == tmp) && waterLevel <= 1) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-28 00:22:44,517 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 0 && 0 == tmp) && \result == 1) && !(0 == \result)) && 1 == tmp) && waterLevel <= 2) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 00:22:44,519 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && 0 == \result) && 1 == tmp) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && \result == 1) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-28 00:22:44,521 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(0 == \result) && waterLevel <= 2) && 1 == tmp) && !(tmp == 0)) && \result == 0) && 0 == tmp) && \result == 1) && !(0 == methaneLevelCritical)) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) || ((((((((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && waterLevel <= 1) && !(tmp == 0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((((\result == 1 && !(0 == methaneLevelCritical)) && 1 == tmp) && waterLevel <= 1) && !(tmp == 0)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter)) || ((((((((((((0 == methaneLevelCritical && !(0 == \result)) && waterLevel <= 2) && 0 == \result) && 1 == tmp) && !(tmp == 0)) && \result == 0) && 0 == tmp) && \result == 1) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 00:22:44,521 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result == 1 && 0 == \result) && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && waterLevel <= 1) && !(tmp == 0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((((((((!(0 == \result) && waterLevel <= 2) && 1 == tmp) && !(tmp == 0)) && \result == 0) && 0 == tmp) && \result == 1) && !(0 == methaneLevelCritical)) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter)) || ((((((((\result == 1 && !(0 == methaneLevelCritical)) && 1 == tmp) && waterLevel <= 1) && !(tmp == 0)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter)) || (((((((((((((0 == \result && 0 == methaneLevelCritical) && !(0 == \result)) && waterLevel <= 2) && 1 == tmp) && 0 == \result) && !(tmp == 0)) && \result == 0) && 0 == tmp) && \result == 1) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 00:22:44,636 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:22:44,636 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:22:44,638 INFO L168 Benchmark]: Toolchain (without parser) took 34908.46 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 703.6 MB). Free memory was 961.7 MB in the beginning and 874.3 MB in the end (delta: 87.4 MB). Peak memory consumption was 791.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:44,638 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:22:44,639 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.40 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -128.1 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:44,639 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.28 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:22:44,640 INFO L168 Benchmark]: Boogie Preprocessor took 53.01 ms. Allocated memory is still 1.1 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. [2019-11-28 00:22:44,640 INFO L168 Benchmark]: RCFGBuilder took 1076.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:44,641 INFO L168 Benchmark]: TraceAbstraction took 32750.28 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 588.3 MB). Free memory was 1.0 GB in the beginning and 892.5 MB in the end (delta: 117.4 MB). Peak memory consumption was 806.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:44,641 INFO L168 Benchmark]: Witness Printer took 215.94 ms. Allocated memory is still 1.7 GB. Free memory was 892.5 MB in the beginning and 874.3 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:44,646 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 723.40 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -128.1 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.28 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.01 ms. Allocated memory is still 1.1 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 1076.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 32750.28 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 588.3 MB). Free memory was 1.0 GB in the beginning and 892.5 MB in the end (delta: 117.4 MB). Peak memory consumption was 806.6 MB. Max. memory is 11.5 GB. * Witness Printer took 215.94 ms. Allocated memory is still 1.7 GB. Free memory was 892.5 MB in the beginning and 874.3 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 549]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 549]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 549]: 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: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: ((((((((((\result == 1 && !(0 == methaneLevelCritical)) && waterLevel <= 2) && 1 == tmp) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) || ((((((((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((\result == 1 && !(0 == methaneLevelCritical)) && 1 == tmp) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: (((((((\result == 1 && !(0 == methaneLevelCritical)) && 1 == tmp) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 1 && waterLevel <= 2) && 1 == tmp) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == tmp) && 0 == tmp) && waterLevel <= 1) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: ((((((\result == 1 && 1 == tmp) && 0 == tmp) && waterLevel <= 1) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((\result == 1 && waterLevel <= 2) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: ((((((((((((((!(0 == \result) && waterLevel <= 2) && 1 == tmp) && !(tmp == 0)) && \result == 0) && 0 == tmp) && \result == 1) && !(0 == methaneLevelCritical)) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) || ((((((((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && waterLevel <= 1) && !(tmp == 0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((((\result == 1 && !(0 == methaneLevelCritical)) && 1 == tmp) && waterLevel <= 1) && !(tmp == 0)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter)) || ((((((((((((0 == methaneLevelCritical && !(0 == \result)) && waterLevel <= 2) && 0 == \result) && 1 == tmp) && !(tmp == 0)) && \result == 0) && 0 == tmp) && \result == 1) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: ((((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: (((((\result == 1 && waterLevel <= 2) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 1 && 1 == tmp) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: (((((((((\result == 0 && 0 == tmp) && \result == 1) && !(0 == \result)) && 1 == tmp) && waterLevel <= 2) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: (((((((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && 0 == \result) && 1 == tmp) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && \result == 1) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 0 && \result == 1) && 1 == tmp) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (((((\result == 1 && waterLevel <= 2) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 1 && 1 == tmp) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == tmp) && 0 == tmp) && waterLevel <= 1) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: (((((((((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && 0 == \result) && 1 == tmp) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((\result == 1 && 1 == tmp) && waterLevel <= 2) && !(0 == tmp)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter)) || (((((((((\result == 1 && !(0 == methaneLevelCritical)) && 1 == tmp) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == tmp)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter)) || ((((((\result == 1 && 0 == methaneLevelCritical) && waterLevel <= 2) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: (((((((((((\result == 1 && 0 == \result) && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && waterLevel <= 1) && !(tmp == 0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((((((((!(0 == \result) && waterLevel <= 2) && 1 == tmp) && !(tmp == 0)) && \result == 0) && 0 == tmp) && \result == 1) && !(0 == methaneLevelCritical)) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter)) || ((((((((\result == 1 && !(0 == methaneLevelCritical)) && 1 == tmp) && waterLevel <= 1) && !(tmp == 0)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter)) || (((((((((((((0 == \result && 0 == methaneLevelCritical) && !(0 == \result)) && waterLevel <= 2) && 1 == tmp) && 0 == \result) && !(tmp == 0)) && \result == 0) && 0 == tmp) && \result == 1) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((\result == 1 && !(0 == methaneLevelCritical)) && 1 == tmp) && waterLevel <= 2) && !(0 == tmp)) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) || ((((((((((\result == 1 && tmp___0 <= 1) && 0 == methaneLevelCritical) && 0 == tmp) && \result <= 1) && 0 == \result) && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && 1 == tmp) && 0 == \result) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((((\result == 1 && !(0 == methaneLevelCritical)) && 1 == tmp) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == tmp)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: (((((((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && 0 == \result) && 1 == tmp) && waterLevel <= 2) && 0 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((((\result == 1 && 0 == methaneLevelCritical) && 0 == tmp) && \result <= 1) && 0 == \result) && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 141 locations, 3 error locations. Result: SAFE, OverallTime: 4.9s, OverallIterations: 14, TraceHistogramMax: 2, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 27.7s, HoareTripleCheckerStatistics: 1744 SDtfs, 3247 SDslu, 3126 SDs, 0 SdLazy, 458 SolverSat, 90 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 185 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=380occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 14 MinimizatonAttempts, 3079 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 58 PreInvPairs, 446 NumberOfFragments, 1240 HoareAnnotationTreeSize, 58 FomulaSimplifications, 47843647 FormulaSimplificationTreeSizeReduction, 5.8s HoareSimplificationTime, 58 FomulaSimplificationsInter, 9914771 FormulaSimplificationTreeSizeReductionInter, 21.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 557 NumberOfCodeBlocks, 557 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 542 ConstructedInterpolants, 0 QuantifiedInterpolants, 45672 SizeOfPredicates, 4 NumberOfNonLiveVariables, 441 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 54/62 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...