./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer --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 23f993c1cfae7b9f66cc8c2fd252077854486eec .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 19:45:20,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 19:45:20,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 19:45:20,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 19:45:20,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 19:45:20,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 19:45:20,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 19:45:20,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 19:45:20,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 19:45:20,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 19:45:20,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 19:45:20,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 19:45:20,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 19:45:20,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 19:45:20,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 19:45:20,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 19:45:20,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 19:45:20,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 19:45:20,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 19:45:20,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 19:45:20,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 19:45:20,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 19:45:20,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 19:45:20,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 19:45:20,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 19:45:20,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 19:45:20,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 19:45:20,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 19:45:20,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 19:45:20,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 19:45:20,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 19:45:20,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 19:45:20,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 19:45:20,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 19:45:20,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 19:45:20,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 19:45:20,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 19:45:20,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 19:45:20,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 19:45:20,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 19:45:20,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 19:45:20,755 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 19:45:20,768 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 19:45:20,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 19:45:20,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 19:45:20,769 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 19:45:20,770 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 19:45:20,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 19:45:20,770 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 19:45:20,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 19:45:20,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 19:45:20,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 19:45:20,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 19:45:20,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 19:45:20,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 19:45:20,772 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 19:45:20,772 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 19:45:20,772 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 19:45:20,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 19:45:20,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 19:45:20,773 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 19:45:20,773 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 19:45:20,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 19:45:20,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 19:45:20,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 19:45:20,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 19:45:20,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 19:45:20,778 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 19:45:20,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 19:45:20,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 19:45:20,779 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer 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 -> 23f993c1cfae7b9f66cc8c2fd252077854486eec [2019-11-15 19:45:20,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 19:45:20,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 19:45:20,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 19:45:20,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 19:45:20,818 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 19:45:20,819 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2019-11-15 19:45:20,871 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer/data/72701f756/0ed7e13d33f74c3fbbab2cf1874a1055/FLAGa9211d307 [2019-11-15 19:45:21,310 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 19:45:21,311 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2019-11-15 19:45:21,324 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer/data/72701f756/0ed7e13d33f74c3fbbab2cf1874a1055/FLAGa9211d307 [2019-11-15 19:45:21,335 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer/data/72701f756/0ed7e13d33f74c3fbbab2cf1874a1055 [2019-11-15 19:45:21,337 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 19:45:21,337 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 19:45:21,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 19:45:21,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 19:45:21,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 19:45:21,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:45:21" (1/1) ... [2019-11-15 19:45:21,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55007c4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:45:21, skipping insertion in model container [2019-11-15 19:45:21,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:45:21" (1/1) ... [2019-11-15 19:45:21,349 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 19:45:21,402 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 19:45:21,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 19:45:21,753 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 19:45:21,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 19:45:21,905 INFO L192 MainTranslator]: Completed translation [2019-11-15 19:45:21,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:45:21 WrapperNode [2019-11-15 19:45:21,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 19:45:21,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 19:45:21,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 19:45:21,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 19:45:21,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:45:21" (1/1) ... [2019-11-15 19:45:21,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:45:21" (1/1) ... [2019-11-15 19:45:22,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 19:45:22,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 19:45:22,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 19:45:22,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 19:45:22,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:45:21" (1/1) ... [2019-11-15 19:45:22,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:45:21" (1/1) ... [2019-11-15 19:45:22,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:45:21" (1/1) ... [2019-11-15 19:45:22,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:45:21" (1/1) ... [2019-11-15 19:45:22,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:45:21" (1/1) ... [2019-11-15 19:45:22,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:45:21" (1/1) ... [2019-11-15 19:45:22,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:45:21" (1/1) ... [2019-11-15 19:45:22,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 19:45:22,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 19:45:22,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 19:45:22,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 19:45:22,155 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:45:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer/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 [2019-11-15 19:45:22,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 19:45:22,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-15 19:45:22,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 19:45:22,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 19:45:23,348 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 19:45:23,348 INFO L284 CfgBuilder]: Removed 352 assume(true) statements. [2019-11-15 19:45:23,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:45:23 BoogieIcfgContainer [2019-11-15 19:45:23,350 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 19:45:23,351 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 19:45:23,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 19:45:23,354 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 19:45:23,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 07:45:21" (1/3) ... [2019-11-15 19:45:23,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66a95d62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 07:45:23, skipping insertion in model container [2019-11-15 19:45:23,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:45:21" (2/3) ... [2019-11-15 19:45:23,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66a95d62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 07:45:23, skipping insertion in model container [2019-11-15 19:45:23,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:45:23" (3/3) ... [2019-11-15 19:45:23,359 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product62.cil.c [2019-11-15 19:45:23,367 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 19:45:23,380 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-15 19:45:23,391 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-15 19:45:23,431 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 19:45:23,431 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 19:45:23,432 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 19:45:23,432 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 19:45:23,433 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 19:45:23,434 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 19:45:23,434 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 19:45:23,434 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 19:45:23,461 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states. [2019-11-15 19:45:23,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-15 19:45:23,471 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:45:23,472 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:45:23,476 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:45:23,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:45:23,482 INFO L82 PathProgramCache]: Analyzing trace with hash -1958491676, now seen corresponding path program 1 times [2019-11-15 19:45:23,490 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:45:23,491 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769460091] [2019-11-15 19:45:23,491 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:23,491 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:23,491 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:45:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:45:23,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:45:23,777 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769460091] [2019-11-15 19:45:23,777 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:45:23,777 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 19:45:23,778 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275806049] [2019-11-15 19:45:23,781 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 19:45:23,782 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:45:23,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 19:45:23,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 19:45:23,794 INFO L87 Difference]: Start difference. First operand 229 states. Second operand 2 states. [2019-11-15 19:45:23,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:45:23,835 INFO L93 Difference]: Finished difference Result 451 states and 678 transitions. [2019-11-15 19:45:23,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 19:45:23,838 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-15 19:45:23,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:45:23,850 INFO L225 Difference]: With dead ends: 451 [2019-11-15 19:45:23,851 INFO L226 Difference]: Without dead ends: 225 [2019-11-15 19:45:23,854 INFO L600 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 [2019-11-15 19:45:23,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2019-11-15 19:45:23,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2019-11-15 19:45:23,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-11-15 19:45:23,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2019-11-15 19:45:23,910 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 18 [2019-11-15 19:45:23,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:45:23,910 INFO L462 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2019-11-15 19:45:23,911 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 19:45:23,916 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2019-11-15 19:45:23,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-15 19:45:23,917 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:45:23,917 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:45:23,918 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:45:23,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:45:23,918 INFO L82 PathProgramCache]: Analyzing trace with hash 2117639651, now seen corresponding path program 1 times [2019-11-15 19:45:23,918 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:45:23,918 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014796228] [2019-11-15 19:45:23,919 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:23,919 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:23,919 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:45:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:45:24,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:45:24,027 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014796228] [2019-11-15 19:45:24,027 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:45:24,028 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 19:45:24,028 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93965383] [2019-11-15 19:45:24,029 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 19:45:24,029 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:45:24,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 19:45:24,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 19:45:24,030 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand 3 states. [2019-11-15 19:45:24,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:45:24,045 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2019-11-15 19:45:24,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 19:45:24,046 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-15 19:45:24,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:45:24,047 INFO L225 Difference]: With dead ends: 225 [2019-11-15 19:45:24,047 INFO L226 Difference]: Without dead ends: 85 [2019-11-15 19:45:24,049 INFO L600 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 [2019-11-15 19:45:24,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-11-15 19:45:24,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-11-15 19:45:24,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-11-15 19:45:24,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2019-11-15 19:45:24,057 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2019-11-15 19:45:24,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:45:24,057 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2019-11-15 19:45:24,057 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 19:45:24,058 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2019-11-15 19:45:24,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-15 19:45:24,059 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:45:24,059 INFO L380 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] [2019-11-15 19:45:24,059 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:45:24,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:45:24,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1093564873, now seen corresponding path program 1 times [2019-11-15 19:45:24,060 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:45:24,060 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221056280] [2019-11-15 19:45:24,060 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:24,061 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:24,061 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:45:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:45:24,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:45:24,128 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221056280] [2019-11-15 19:45:24,129 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:45:24,129 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 19:45:24,129 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955527727] [2019-11-15 19:45:24,129 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 19:45:24,130 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:45:24,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 19:45:24,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 19:45:24,130 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 3 states. [2019-11-15 19:45:24,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:45:24,169 INFO L93 Difference]: Finished difference Result 163 states and 241 transitions. [2019-11-15 19:45:24,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 19:45:24,173 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-15 19:45:24,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:45:24,174 INFO L225 Difference]: With dead ends: 163 [2019-11-15 19:45:24,174 INFO L226 Difference]: Without dead ends: 85 [2019-11-15 19:45:24,175 INFO L600 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 [2019-11-15 19:45:24,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-11-15 19:45:24,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-11-15 19:45:24,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-11-15 19:45:24,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2019-11-15 19:45:24,184 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2019-11-15 19:45:24,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:45:24,184 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2019-11-15 19:45:24,185 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 19:45:24,185 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2019-11-15 19:45:24,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-15 19:45:24,186 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:45:24,186 INFO L380 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] [2019-11-15 19:45:24,186 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:45:24,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:45:24,187 INFO L82 PathProgramCache]: Analyzing trace with hash -1439650817, now seen corresponding path program 1 times [2019-11-15 19:45:24,187 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:45:24,187 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258824073] [2019-11-15 19:45:24,187 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:24,192 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:24,192 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:45:24,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:45:24,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:45:24,292 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258824073] [2019-11-15 19:45:24,293 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:45:24,293 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 19:45:24,293 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820809101] [2019-11-15 19:45:24,294 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 19:45:24,294 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:45:24,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 19:45:24,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 19:45:24,294 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand 3 states. [2019-11-15 19:45:24,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:45:24,364 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2019-11-15 19:45:24,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 19:45:24,365 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-11-15 19:45:24,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:45:24,366 INFO L225 Difference]: With dead ends: 170 [2019-11-15 19:45:24,366 INFO L226 Difference]: Without dead ends: 92 [2019-11-15 19:45:24,367 INFO L600 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 [2019-11-15 19:45:24,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2019-11-15 19:45:24,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2019-11-15 19:45:24,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-11-15 19:45:24,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2019-11-15 19:45:24,381 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 27 [2019-11-15 19:45:24,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:45:24,382 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2019-11-15 19:45:24,382 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 19:45:24,383 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2019-11-15 19:45:24,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-15 19:45:24,386 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:45:24,387 INFO L380 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] [2019-11-15 19:45:24,387 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:45:24,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:45:24,387 INFO L82 PathProgramCache]: Analyzing trace with hash 554181389, now seen corresponding path program 1 times [2019-11-15 19:45:24,388 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:45:24,388 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146197523] [2019-11-15 19:45:24,388 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:24,388 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:24,388 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:45:24,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:45:24,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:45:24,481 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146197523] [2019-11-15 19:45:24,481 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:45:24,482 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 19:45:24,482 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82846283] [2019-11-15 19:45:24,482 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 19:45:24,483 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:45:24,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 19:45:24,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 19:45:24,483 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand 3 states. [2019-11-15 19:45:24,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:45:24,516 INFO L93 Difference]: Finished difference Result 225 states and 322 transitions. [2019-11-15 19:45:24,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 19:45:24,517 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2019-11-15 19:45:24,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:45:24,519 INFO L225 Difference]: With dead ends: 225 [2019-11-15 19:45:24,519 INFO L226 Difference]: Without dead ends: 142 [2019-11-15 19:45:24,519 INFO L600 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 [2019-11-15 19:45:24,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-11-15 19:45:24,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 140. [2019-11-15 19:45:24,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-11-15 19:45:24,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 197 transitions. [2019-11-15 19:45:24,537 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 197 transitions. Word has length 33 [2019-11-15 19:45:24,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:45:24,537 INFO L462 AbstractCegarLoop]: Abstraction has 140 states and 197 transitions. [2019-11-15 19:45:24,538 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 19:45:24,538 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 197 transitions. [2019-11-15 19:45:24,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-15 19:45:24,539 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:45:24,539 INFO L380 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] [2019-11-15 19:45:24,539 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:45:24,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:45:24,540 INFO L82 PathProgramCache]: Analyzing trace with hash 1140987403, now seen corresponding path program 1 times [2019-11-15 19:45:24,540 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:45:24,544 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063113626] [2019-11-15 19:45:24,544 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:24,544 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:24,544 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:45:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:45:24,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:45:24,637 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063113626] [2019-11-15 19:45:24,637 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:45:24,637 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 19:45:24,638 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638811737] [2019-11-15 19:45:24,638 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 19:45:24,638 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:45:24,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 19:45:24,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 19:45:24,639 INFO L87 Difference]: Start difference. First operand 140 states and 197 transitions. Second operand 5 states. [2019-11-15 19:45:24,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:45:24,826 INFO L93 Difference]: Finished difference Result 679 states and 960 transitions. [2019-11-15 19:45:24,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-15 19:45:24,826 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-15 19:45:24,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:45:24,830 INFO L225 Difference]: With dead ends: 679 [2019-11-15 19:45:24,830 INFO L226 Difference]: Without dead ends: 546 [2019-11-15 19:45:24,831 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-15 19:45:24,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2019-11-15 19:45:24,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 259. [2019-11-15 19:45:24,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2019-11-15 19:45:24,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 358 transitions. [2019-11-15 19:45:24,876 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 358 transitions. Word has length 33 [2019-11-15 19:45:24,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:45:24,876 INFO L462 AbstractCegarLoop]: Abstraction has 259 states and 358 transitions. [2019-11-15 19:45:24,877 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 19:45:24,877 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 358 transitions. [2019-11-15 19:45:24,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-15 19:45:24,878 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:45:24,878 INFO L380 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] [2019-11-15 19:45:24,878 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:45:24,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:45:24,879 INFO L82 PathProgramCache]: Analyzing trace with hash 1136134787, now seen corresponding path program 1 times [2019-11-15 19:45:24,879 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:45:24,879 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639533247] [2019-11-15 19:45:24,879 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:24,880 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:24,880 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:45:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:45:24,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:45:24,954 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639533247] [2019-11-15 19:45:24,954 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:45:24,954 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 19:45:24,955 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816232155] [2019-11-15 19:45:24,955 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 19:45:24,955 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:45:24,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 19:45:24,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 19:45:24,956 INFO L87 Difference]: Start difference. First operand 259 states and 358 transitions. Second operand 5 states. [2019-11-15 19:45:25,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:45:25,146 INFO L93 Difference]: Finished difference Result 997 states and 1377 transitions. [2019-11-15 19:45:25,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 19:45:25,146 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-11-15 19:45:25,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:45:25,151 INFO L225 Difference]: With dead ends: 997 [2019-11-15 19:45:25,151 INFO L226 Difference]: Without dead ends: 745 [2019-11-15 19:45:25,152 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-15 19:45:25,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2019-11-15 19:45:25,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 257. [2019-11-15 19:45:25,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2019-11-15 19:45:25,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 352 transitions. [2019-11-15 19:45:25,179 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 352 transitions. Word has length 34 [2019-11-15 19:45:25,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:45:25,181 INFO L462 AbstractCegarLoop]: Abstraction has 257 states and 352 transitions. [2019-11-15 19:45:25,182 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 19:45:25,182 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 352 transitions. [2019-11-15 19:45:25,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-15 19:45:25,185 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:45:25,185 INFO L380 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] [2019-11-15 19:45:25,186 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:45:25,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:45:25,186 INFO L82 PathProgramCache]: Analyzing trace with hash 1429724992, now seen corresponding path program 1 times [2019-11-15 19:45:25,186 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:45:25,186 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169814540] [2019-11-15 19:45:25,187 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:25,187 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:25,187 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:45:25,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:45:25,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:45:25,246 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169814540] [2019-11-15 19:45:25,247 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:45:25,247 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 19:45:25,247 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480038751] [2019-11-15 19:45:25,247 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 19:45:25,248 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:45:25,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 19:45:25,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 19:45:25,248 INFO L87 Difference]: Start difference. First operand 257 states and 352 transitions. Second operand 5 states. [2019-11-15 19:45:25,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:45:25,407 INFO L93 Difference]: Finished difference Result 687 states and 929 transitions. [2019-11-15 19:45:25,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 19:45:25,407 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-11-15 19:45:25,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:45:25,410 INFO L225 Difference]: With dead ends: 687 [2019-11-15 19:45:25,410 INFO L226 Difference]: Without dead ends: 437 [2019-11-15 19:45:25,411 INFO L600 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 [2019-11-15 19:45:25,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2019-11-15 19:45:25,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 281. [2019-11-15 19:45:25,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2019-11-15 19:45:25,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 376 transitions. [2019-11-15 19:45:25,436 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 376 transitions. Word has length 37 [2019-11-15 19:45:25,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:45:25,437 INFO L462 AbstractCegarLoop]: Abstraction has 281 states and 376 transitions. [2019-11-15 19:45:25,437 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 19:45:25,438 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 376 transitions. [2019-11-15 19:45:25,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-15 19:45:25,439 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:45:25,439 INFO L380 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] [2019-11-15 19:45:25,439 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:45:25,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:45:25,440 INFO L82 PathProgramCache]: Analyzing trace with hash 418607742, now seen corresponding path program 1 times [2019-11-15 19:45:25,440 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:45:25,440 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150095665] [2019-11-15 19:45:25,440 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:25,440 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:25,441 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:45:25,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:45:25,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:45:25,507 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150095665] [2019-11-15 19:45:25,508 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:45:25,508 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 19:45:25,508 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438276940] [2019-11-15 19:45:25,508 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 19:45:25,509 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:45:25,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 19:45:25,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-15 19:45:25,509 INFO L87 Difference]: Start difference. First operand 281 states and 376 transitions. Second operand 4 states. [2019-11-15 19:45:25,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:45:25,580 INFO L93 Difference]: Finished difference Result 602 states and 798 transitions. [2019-11-15 19:45:25,581 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 19:45:25,581 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2019-11-15 19:45:25,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:45:25,583 INFO L225 Difference]: With dead ends: 602 [2019-11-15 19:45:25,583 INFO L226 Difference]: Without dead ends: 328 [2019-11-15 19:45:25,584 INFO L600 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 [2019-11-15 19:45:25,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2019-11-15 19:45:25,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 246. [2019-11-15 19:45:25,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2019-11-15 19:45:25,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 321 transitions. [2019-11-15 19:45:25,604 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 321 transitions. Word has length 37 [2019-11-15 19:45:25,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:45:25,604 INFO L462 AbstractCegarLoop]: Abstraction has 246 states and 321 transitions. [2019-11-15 19:45:25,604 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 19:45:25,604 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 321 transitions. [2019-11-15 19:45:25,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-15 19:45:25,605 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:45:25,608 INFO L380 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, 1] [2019-11-15 19:45:25,609 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:45:25,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:45:25,609 INFO L82 PathProgramCache]: Analyzing trace with hash 933337340, now seen corresponding path program 1 times [2019-11-15 19:45:25,609 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:45:25,609 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777976098] [2019-11-15 19:45:25,610 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:25,610 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:25,610 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:45:25,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:45:25,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:45:25,674 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777976098] [2019-11-15 19:45:25,674 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:45:25,674 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-15 19:45:25,675 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382015169] [2019-11-15 19:45:25,675 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 19:45:25,675 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:45:25,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 19:45:25,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-15 19:45:25,676 INFO L87 Difference]: Start difference. First operand 246 states and 321 transitions. Second operand 6 states. [2019-11-15 19:45:25,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:45:25,945 INFO L93 Difference]: Finished difference Result 773 states and 1003 transitions. [2019-11-15 19:45:25,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-15 19:45:25,945 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2019-11-15 19:45:25,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:45:25,948 INFO L225 Difference]: With dead ends: 773 [2019-11-15 19:45:25,948 INFO L226 Difference]: Without dead ends: 534 [2019-11-15 19:45:25,949 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2019-11-15 19:45:25,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2019-11-15 19:45:25,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 246. [2019-11-15 19:45:25,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2019-11-15 19:45:25,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 315 transitions. [2019-11-15 19:45:25,972 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 315 transitions. Word has length 38 [2019-11-15 19:45:25,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:45:25,972 INFO L462 AbstractCegarLoop]: Abstraction has 246 states and 315 transitions. [2019-11-15 19:45:25,972 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 19:45:25,972 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 315 transitions. [2019-11-15 19:45:25,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-15 19:45:25,974 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:45:25,974 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:45:25,974 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:45:25,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:45:25,974 INFO L82 PathProgramCache]: Analyzing trace with hash -49055591, now seen corresponding path program 1 times [2019-11-15 19:45:25,974 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:45:25,975 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321866971] [2019-11-15 19:45:25,975 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:25,975 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:25,975 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:45:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:45:26,054 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-15 19:45:26,054 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321866971] [2019-11-15 19:45:26,055 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1942566222] [2019-11-15 19:45:26,055 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer/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 [2019-11-15 19:45:26,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:45:26,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-15 19:45:26,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 19:45:26,249 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:45:26,250 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-15 19:45:26,250 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-11-15 19:45:26,250 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310333830] [2019-11-15 19:45:26,251 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 19:45:26,251 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:45:26,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 19:45:26,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-15 19:45:26,251 INFO L87 Difference]: Start difference. First operand 246 states and 315 transitions. Second operand 3 states. [2019-11-15 19:45:26,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:45:26,302 INFO L93 Difference]: Finished difference Result 401 states and 517 transitions. [2019-11-15 19:45:26,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 19:45:26,302 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2019-11-15 19:45:26,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:45:26,305 INFO L225 Difference]: With dead ends: 401 [2019-11-15 19:45:26,305 INFO L226 Difference]: Without dead ends: 399 [2019-11-15 19:45:26,306 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-15 19:45:26,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2019-11-15 19:45:26,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 276. [2019-11-15 19:45:26,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2019-11-15 19:45:26,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 360 transitions. [2019-11-15 19:45:26,329 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 360 transitions. Word has length 63 [2019-11-15 19:45:26,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:45:26,331 INFO L462 AbstractCegarLoop]: Abstraction has 276 states and 360 transitions. [2019-11-15 19:45:26,331 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 19:45:26,331 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 360 transitions. [2019-11-15 19:45:26,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-15 19:45:26,332 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:45:26,332 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:45:26,537 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 19:45:26,537 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:45:26,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:45:26,538 INFO L82 PathProgramCache]: Analyzing trace with hash 1604423861, now seen corresponding path program 1 times [2019-11-15 19:45:26,538 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:45:26,538 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805367515] [2019-11-15 19:45:26,538 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:26,538 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:45:26,538 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:45:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:45:26,637 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-15 19:45:26,637 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805367515] [2019-11-15 19:45:26,637 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [863121862] [2019-11-15 19:45:26,637 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 19:45:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:45:26,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-15 19:45:26,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 19:45:26,868 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-15 19:45:26,868 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-15 19:45:26,868 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2019-11-15 19:45:26,869 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6556625] [2019-11-15 19:45:26,869 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 19:45:26,869 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:45:26,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 19:45:26,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-11-15 19:45:26,870 INFO L87 Difference]: Start difference. First operand 276 states and 360 transitions. Second operand 6 states. [2019-11-15 19:45:27,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:45:27,090 INFO L93 Difference]: Finished difference Result 606 states and 784 transitions. [2019-11-15 19:45:27,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-15 19:45:27,090 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 91 [2019-11-15 19:45:27,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:45:27,090 INFO L225 Difference]: With dead ends: 606 [2019-11-15 19:45:27,090 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 19:45:27,091 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2019-11-15 19:45:27,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 19:45:27,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 19:45:27,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 19:45:27,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 19:45:27,096 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2019-11-15 19:45:27,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:45:27,096 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 19:45:27,096 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 19:45:27,096 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 19:45:27,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 19:45:27,301 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 19:45:27,305 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 19:45:27,646 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 93 [2019-11-15 19:45:27,922 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 89 [2019-11-15 19:45:28,116 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2019-11-15 19:45:28,276 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 92 [2019-11-15 19:45:28,426 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 101 [2019-11-15 19:45:28,568 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 101 [2019-11-15 19:45:29,249 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 20 [2019-11-15 19:45:29,917 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 18 [2019-11-15 19:45:30,421 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 14 [2019-11-15 19:45:30,808 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 14 [2019-11-15 19:45:31,267 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 16 [2019-11-15 19:45:31,605 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 16 [2019-11-15 19:45:31,932 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 25 [2019-11-15 19:45:32,208 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 17 [2019-11-15 19:45:32,374 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 27 [2019-11-15 19:45:32,377 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2019-11-15 19:45:32,378 INFO L446 ceAbstractionStarter]: At program point L498-1(lines 498 505) the Hoare annotation is: true [2019-11-15 19:45:32,378 INFO L439 ceAbstractionStarter]: At program point L764(lines 715 765) the Hoare annotation is: false [2019-11-15 19:45:32,378 INFO L439 ceAbstractionStarter]: At program point L700(lines 695 703) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-15 19:45:32,378 INFO L443 ceAbstractionStarter]: For program point L902(lines 902 908) no Hoare annotation was computed. [2019-11-15 19:45:32,378 INFO L443 ceAbstractionStarter]: For program point L902-2(lines 902 908) no Hoare annotation was computed. [2019-11-15 19:45:32,378 INFO L443 ceAbstractionStarter]: For program point L902-4(lines 902 908) no Hoare annotation was computed. [2019-11-15 19:45:32,378 INFO L443 ceAbstractionStarter]: For program point L902-6(lines 902 908) no Hoare annotation was computed. [2019-11-15 19:45:32,378 INFO L443 ceAbstractionStarter]: For program point L902-8(lines 902 908) no Hoare annotation was computed. [2019-11-15 19:45:32,378 INFO L443 ceAbstractionStarter]: For program point L902-10(lines 902 908) no Hoare annotation was computed. [2019-11-15 19:45:32,378 INFO L443 ceAbstractionStarter]: For program point L902-12(lines 902 908) no Hoare annotation was computed. [2019-11-15 19:45:32,379 INFO L443 ceAbstractionStarter]: For program point L902-14(lines 902 908) no Hoare annotation was computed. [2019-11-15 19:45:32,379 INFO L443 ceAbstractionStarter]: For program point L902-16(lines 902 908) no Hoare annotation was computed. [2019-11-15 19:45:32,379 INFO L443 ceAbstractionStarter]: For program point L902-18(lines 902 908) no Hoare annotation was computed. [2019-11-15 19:45:32,379 INFO L443 ceAbstractionStarter]: For program point L902-20(lines 902 908) no Hoare annotation was computed. [2019-11-15 19:45:32,379 INFO L443 ceAbstractionStarter]: For program point L902-22(lines 902 908) no Hoare annotation was computed. [2019-11-15 19:45:32,379 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 577) no Hoare annotation was computed. [2019-11-15 19:45:32,379 INFO L446 ceAbstractionStarter]: At program point L507(lines 488 510) the Hoare annotation is: true [2019-11-15 19:45:32,379 INFO L443 ceAbstractionStarter]: For program point L573-3(lines 573 577) no Hoare annotation was computed. [2019-11-15 19:45:32,379 INFO L443 ceAbstractionStarter]: For program point L573-6(lines 573 577) no Hoare annotation was computed. [2019-11-15 19:45:32,379 INFO L443 ceAbstractionStarter]: For program point L840(lines 840 857) no Hoare annotation was computed. [2019-11-15 19:45:32,379 INFO L443 ceAbstractionStarter]: For program point L840-1(lines 840 857) no Hoare annotation was computed. [2019-11-15 19:45:32,380 INFO L443 ceAbstractionStarter]: For program point L840-2(lines 840 857) no Hoare annotation was computed. [2019-11-15 19:45:32,380 INFO L443 ceAbstractionStarter]: For program point L840-3(lines 840 857) no Hoare annotation was computed. [2019-11-15 19:45:32,380 INFO L443 ceAbstractionStarter]: For program point L840-4(lines 840 857) no Hoare annotation was computed. [2019-11-15 19:45:32,380 INFO L443 ceAbstractionStarter]: For program point L840-5(lines 840 857) no Hoare annotation was computed. [2019-11-15 19:45:32,380 INFO L443 ceAbstractionStarter]: For program point L844(lines 844 852) no Hoare annotation was computed. [2019-11-15 19:45:32,380 INFO L443 ceAbstractionStarter]: For program point L844-1(lines 844 852) no Hoare annotation was computed. [2019-11-15 19:45:32,380 INFO L443 ceAbstractionStarter]: For program point L844-2(lines 844 852) no Hoare annotation was computed. [2019-11-15 19:45:32,380 INFO L443 ceAbstractionStarter]: For program point L844-3(lines 844 852) no Hoare annotation was computed. [2019-11-15 19:45:32,380 INFO L443 ceAbstractionStarter]: For program point L844-4(lines 844 852) no Hoare annotation was computed. [2019-11-15 19:45:32,380 INFO L443 ceAbstractionStarter]: For program point L844-5(lines 844 852) no Hoare annotation was computed. [2019-11-15 19:45:32,380 INFO L443 ceAbstractionStarter]: For program point L516(line 516) no Hoare annotation was computed. [2019-11-15 19:45:32,380 INFO L443 ceAbstractionStarter]: For program point L516-1(line 516) no Hoare annotation was computed. [2019-11-15 19:45:32,381 INFO L443 ceAbstractionStarter]: For program point L516-2(line 516) no Hoare annotation was computed. [2019-11-15 19:45:32,381 INFO L439 ceAbstractionStarter]: At program point L782(lines 781 800) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= 1 ~methaneLevelCritical~0))) (or (and (and .cse0 (= ~pumpRunning~0 0) .cse1) .cse2) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (and (and (and .cse0 .cse1) .cse2) (= 0 ~methAndRunningLastTime~0)))) [2019-11-15 19:45:32,381 INFO L443 ceAbstractionStarter]: For program point L782-1(lines 782 788) no Hoare annotation was computed. [2019-11-15 19:45:32,381 INFO L439 ceAbstractionStarter]: At program point L782-2(lines 781 800) the Hoare annotation is: false [2019-11-15 19:45:32,381 INFO L439 ceAbstractionStarter]: At program point L782-3(lines 781 800) the Hoare annotation is: false [2019-11-15 19:45:32,381 INFO L443 ceAbstractionStarter]: For program point L650(lines 650 656) no Hoare annotation was computed. [2019-11-15 19:45:32,381 INFO L443 ceAbstractionStarter]: For program point L650-1(lines 650 656) no Hoare annotation was computed. [2019-11-15 19:45:32,381 INFO L443 ceAbstractionStarter]: For program point L650-2(lines 650 656) no Hoare annotation was computed. [2019-11-15 19:45:32,381 INFO L443 ceAbstractionStarter]: For program point L650-3(lines 650 656) no Hoare annotation was computed. [2019-11-15 19:45:32,381 INFO L443 ceAbstractionStarter]: For program point L650-4(lines 650 656) no Hoare annotation was computed. [2019-11-15 19:45:32,381 INFO L443 ceAbstractionStarter]: For program point L650-5(lines 650 656) no Hoare annotation was computed. [2019-11-15 19:45:32,382 INFO L443 ceAbstractionStarter]: For program point L650-6(lines 650 656) no Hoare annotation was computed. [2019-11-15 19:45:32,382 INFO L443 ceAbstractionStarter]: For program point L650-7(lines 650 656) no Hoare annotation was computed. [2019-11-15 19:45:32,382 INFO L443 ceAbstractionStarter]: For program point L650-8(lines 650 656) no Hoare annotation was computed. [2019-11-15 19:45:32,382 INFO L443 ceAbstractionStarter]: For program point L650-9(lines 650 656) no Hoare annotation was computed. [2019-11-15 19:45:32,382 INFO L443 ceAbstractionStarter]: For program point L650-10(lines 650 656) no Hoare annotation was computed. [2019-11-15 19:45:32,382 INFO L443 ceAbstractionStarter]: For program point L650-11(lines 650 656) no Hoare annotation was computed. [2019-11-15 19:45:32,382 INFO L443 ceAbstractionStarter]: For program point L717(lines 716 763) no Hoare annotation was computed. [2019-11-15 19:45:32,382 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 589) no Hoare annotation was computed. [2019-11-15 19:45:32,382 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 722) no Hoare annotation was computed. [2019-11-15 19:45:32,382 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2019-11-15 19:45:32,382 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 19:45:32,383 INFO L443 ceAbstractionStarter]: For program point L985(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,383 INFO L443 ceAbstractionStarter]: For program point L985-2(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,383 INFO L443 ceAbstractionStarter]: For program point L985-3(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,383 INFO L443 ceAbstractionStarter]: For program point L985-5(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,383 INFO L443 ceAbstractionStarter]: For program point L985-6(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,383 INFO L443 ceAbstractionStarter]: For program point L985-8(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,383 INFO L443 ceAbstractionStarter]: For program point L985-9(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,383 INFO L439 ceAbstractionStarter]: At program point L655(lines 646 659) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:45:32,383 INFO L439 ceAbstractionStarter]: At program point L655-1(lines 646 659) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:45:32,383 INFO L443 ceAbstractionStarter]: For program point L985-11(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,383 INFO L439 ceAbstractionStarter]: At program point L655-2(lines 646 659) the Hoare annotation is: false [2019-11-15 19:45:32,384 INFO L443 ceAbstractionStarter]: For program point L985-12(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,384 INFO L439 ceAbstractionStarter]: At program point L655-3(lines 646 659) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2) (and .cse0 .cse1 .cse2 (= 1 ~methaneLevelCritical~0)))) [2019-11-15 19:45:32,384 INFO L439 ceAbstractionStarter]: At program point L655-4(lines 646 659) the Hoare annotation is: false [2019-11-15 19:45:32,384 INFO L443 ceAbstractionStarter]: For program point L985-14(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,384 INFO L439 ceAbstractionStarter]: At program point L655-5(lines 646 659) the Hoare annotation is: false [2019-11-15 19:45:32,384 INFO L443 ceAbstractionStarter]: For program point L985-15(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,384 INFO L439 ceAbstractionStarter]: At program point L655-6(lines 646 659) the Hoare annotation is: false [2019-11-15 19:45:32,384 INFO L443 ceAbstractionStarter]: For program point L985-17(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,384 INFO L439 ceAbstractionStarter]: At program point L655-7(lines 646 659) the Hoare annotation is: false [2019-11-15 19:45:32,384 INFO L443 ceAbstractionStarter]: For program point L985-18(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,384 INFO L439 ceAbstractionStarter]: At program point L655-8(lines 646 659) the Hoare annotation is: false [2019-11-15 19:45:32,385 INFO L439 ceAbstractionStarter]: At program point L655-9(lines 646 659) the Hoare annotation is: false [2019-11-15 19:45:32,385 INFO L443 ceAbstractionStarter]: For program point L985-20(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,385 INFO L439 ceAbstractionStarter]: At program point L655-10(lines 646 659) the Hoare annotation is: false [2019-11-15 19:45:32,385 INFO L443 ceAbstractionStarter]: For program point L985-21(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,385 INFO L439 ceAbstractionStarter]: At program point L655-11(lines 646 659) the Hoare annotation is: false [2019-11-15 19:45:32,385 INFO L443 ceAbstractionStarter]: For program point L985-23(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,385 INFO L443 ceAbstractionStarter]: For program point L985-24(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,385 INFO L443 ceAbstractionStarter]: For program point L985-26(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,385 INFO L443 ceAbstractionStarter]: For program point L985-27(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,385 INFO L443 ceAbstractionStarter]: For program point L985-29(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,385 INFO L443 ceAbstractionStarter]: For program point L985-30(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,385 INFO L443 ceAbstractionStarter]: For program point L985-32(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,386 INFO L443 ceAbstractionStarter]: For program point L985-33(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,386 INFO L443 ceAbstractionStarter]: For program point L985-35(lines 985 989) no Hoare annotation was computed. [2019-11-15 19:45:32,386 INFO L439 ceAbstractionStarter]: At program point L789(lines 789 795) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2) (and (and .cse0 .cse3 .cse2) (= 1 ~methaneLevelCritical~0)) (and .cse0 .cse1 .cse3 .cse2))) [2019-11-15 19:45:32,386 INFO L439 ceAbstractionStarter]: At program point L789-1(lines 789 795) the Hoare annotation is: false [2019-11-15 19:45:32,386 INFO L439 ceAbstractionStarter]: At program point L789-2(lines 789 795) the Hoare annotation is: false [2019-11-15 19:45:32,386 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 19:45:32,386 INFO L443 ceAbstractionStarter]: For program point L726(lines 726 732) no Hoare annotation was computed. [2019-11-15 19:45:32,386 INFO L439 ceAbstractionStarter]: At program point L726-1(lines 726 732) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4 0) .cse2 .cse3) (and (and .cse0 .cse1 .cse4 .cse2) .cse3) (and (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (and .cse0 .cse4 .cse2) (= 1 ~methaneLevelCritical~0)) .cse3))) [2019-11-15 19:45:32,386 INFO L439 ceAbstractionStarter]: At program point L991(lines 976 994) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:45:32,386 INFO L439 ceAbstractionStarter]: At program point L991-1(lines 976 994) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:45:32,386 INFO L439 ceAbstractionStarter]: At program point L991-2(lines 976 994) the Hoare annotation is: false [2019-11-15 19:45:32,386 INFO L439 ceAbstractionStarter]: At program point L991-3(lines 976 994) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2) (and .cse0 .cse1 .cse2 (= 1 ~methaneLevelCritical~0)))) [2019-11-15 19:45:32,386 INFO L439 ceAbstractionStarter]: At program point L991-4(lines 976 994) the Hoare annotation is: false [2019-11-15 19:45:32,386 INFO L439 ceAbstractionStarter]: At program point L991-5(lines 976 994) the Hoare annotation is: false [2019-11-15 19:45:32,387 INFO L439 ceAbstractionStarter]: At program point L991-6(lines 976 994) the Hoare annotation is: false [2019-11-15 19:45:32,387 INFO L439 ceAbstractionStarter]: At program point L991-7(lines 976 994) the Hoare annotation is: false [2019-11-15 19:45:32,387 INFO L439 ceAbstractionStarter]: At program point L991-8(lines 976 994) the Hoare annotation is: false [2019-11-15 19:45:32,387 INFO L439 ceAbstractionStarter]: At program point L991-9(lines 976 994) the Hoare annotation is: false [2019-11-15 19:45:32,387 INFO L439 ceAbstractionStarter]: At program point L991-10(lines 976 994) the Hoare annotation is: false [2019-11-15 19:45:32,387 INFO L439 ceAbstractionStarter]: At program point L991-11(lines 976 994) the Hoare annotation is: false [2019-11-15 19:45:32,387 INFO L439 ceAbstractionStarter]: At program point L529(lines 524 531) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-15 19:45:32,387 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2019-11-15 19:45:32,387 INFO L439 ceAbstractionStarter]: At program point L927(lines 920 930) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) (= 1 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (and .cse0 .cse1)) (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1))) [2019-11-15 19:45:32,388 INFO L439 ceAbstractionStarter]: At program point L927-1(lines 920 930) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:45:32,388 INFO L439 ceAbstractionStarter]: At program point L927-2(lines 920 930) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:45:32,388 INFO L439 ceAbstractionStarter]: At program point L927-3(lines 920 930) the Hoare annotation is: false [2019-11-15 19:45:32,388 INFO L439 ceAbstractionStarter]: At program point L927-4(lines 920 930) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2) (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 (= 1 ~methaneLevelCritical~0)))) [2019-11-15 19:45:32,388 INFO L439 ceAbstractionStarter]: At program point L927-5(lines 920 930) the Hoare annotation is: false [2019-11-15 19:45:32,388 INFO L439 ceAbstractionStarter]: At program point L927-6(lines 920 930) the Hoare annotation is: false [2019-11-15 19:45:32,388 INFO L439 ceAbstractionStarter]: At program point L927-7(lines 920 930) the Hoare annotation is: false [2019-11-15 19:45:32,388 INFO L439 ceAbstractionStarter]: At program point L927-8(lines 920 930) the Hoare annotation is: false [2019-11-15 19:45:32,388 INFO L439 ceAbstractionStarter]: At program point L927-9(lines 920 930) the Hoare annotation is: false [2019-11-15 19:45:32,388 INFO L443 ceAbstractionStarter]: For program point L597(lines 597 601) no Hoare annotation was computed. [2019-11-15 19:45:32,389 INFO L439 ceAbstractionStarter]: At program point L927-10(lines 920 930) the Hoare annotation is: false [2019-11-15 19:45:32,389 INFO L439 ceAbstractionStarter]: At program point L927-11(lines 920 930) the Hoare annotation is: false [2019-11-15 19:45:32,389 INFO L439 ceAbstractionStarter]: At program point L927-12(lines 920 930) the Hoare annotation is: false [2019-11-15 19:45:32,389 INFO L439 ceAbstractionStarter]: At program point L927-13(lines 920 930) the Hoare annotation is: false [2019-11-15 19:45:32,389 INFO L439 ceAbstractionStarter]: At program point L927-14(lines 920 930) the Hoare annotation is: false [2019-11-15 19:45:32,389 INFO L439 ceAbstractionStarter]: At program point L665(lines 660 668) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:45:32,389 INFO L439 ceAbstractionStarter]: At program point L665-1(lines 660 668) the Hoare annotation is: false [2019-11-15 19:45:32,389 INFO L439 ceAbstractionStarter]: At program point L665-2(lines 660 668) the Hoare annotation is: false [2019-11-15 19:45:32,389 INFO L439 ceAbstractionStarter]: At program point L665-3(lines 660 668) the Hoare annotation is: false [2019-11-15 19:45:32,389 INFO L439 ceAbstractionStarter]: At program point L665-4(lines 660 668) the Hoare annotation is: false [2019-11-15 19:45:32,389 INFO L439 ceAbstractionStarter]: At program point L665-5(lines 660 668) the Hoare annotation is: false [2019-11-15 19:45:32,390 INFO L439 ceAbstractionStarter]: At program point L469(lines 465 471) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-15 19:45:32,390 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 883) no Hoare annotation was computed. [2019-11-15 19:45:32,390 INFO L443 ceAbstractionStarter]: For program point L866-1(lines 866 883) no Hoare annotation was computed. [2019-11-15 19:45:32,390 INFO L443 ceAbstractionStarter]: For program point L866-2(lines 866 883) no Hoare annotation was computed. [2019-11-15 19:45:32,390 INFO L443 ceAbstractionStarter]: For program point L736(lines 736 742) no Hoare annotation was computed. [2019-11-15 19:45:32,390 INFO L439 ceAbstractionStarter]: At program point L736-1(lines 736 742) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (and (and (and .cse0 .cse1) (= 1 ~methaneLevelCritical~0)) (= 0 ~methAndRunningLastTime~0)))) [2019-11-15 19:45:32,390 INFO L439 ceAbstractionStarter]: At program point L936(lines 931 939) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 ~methaneLevelCritical~0)) [2019-11-15 19:45:32,390 INFO L439 ceAbstractionStarter]: At program point L936-1(lines 931 939) the Hoare annotation is: false [2019-11-15 19:45:32,390 INFO L443 ceAbstractionStarter]: For program point L870(lines 870 878) no Hoare annotation was computed. [2019-11-15 19:45:32,390 INFO L439 ceAbstractionStarter]: At program point L936-2(lines 931 939) the Hoare annotation is: false [2019-11-15 19:45:32,391 INFO L443 ceAbstractionStarter]: For program point L870-1(lines 870 878) no Hoare annotation was computed. [2019-11-15 19:45:32,391 INFO L443 ceAbstractionStarter]: For program point L870-2(lines 870 878) no Hoare annotation was computed. [2019-11-15 19:45:32,391 INFO L443 ceAbstractionStarter]: For program point L540(lines 540 557) no Hoare annotation was computed. [2019-11-15 19:45:32,391 INFO L439 ceAbstractionStarter]: At program point L540-1(lines 1 1021) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4 0) .cse2 .cse3) (and (and .cse0 .cse1 (= 1 ~waterLevel~0) .cse4 .cse2) .cse3) (and (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (and .cse0 .cse4 .cse2) (= 1 ~methaneLevelCritical~0)) .cse3))) [2019-11-15 19:45:32,391 INFO L443 ceAbstractionStarter]: For program point L540-2(lines 540 557) no Hoare annotation was computed. [2019-11-15 19:45:32,391 INFO L439 ceAbstractionStarter]: At program point L540-3(lines 1 1021) the Hoare annotation is: false [2019-11-15 19:45:32,391 INFO L443 ceAbstractionStarter]: For program point L540-4(lines 540 557) no Hoare annotation was computed. [2019-11-15 19:45:32,391 INFO L439 ceAbstractionStarter]: At program point L540-5(lines 1 1021) the Hoare annotation is: false [2019-11-15 19:45:32,391 INFO L443 ceAbstractionStarter]: For program point L1004(lines 1004 1008) no Hoare annotation was computed. [2019-11-15 19:45:32,391 INFO L443 ceAbstractionStarter]: For program point L1004-2(lines 1004 1008) no Hoare annotation was computed. [2019-11-15 19:45:32,391 INFO L443 ceAbstractionStarter]: For program point L1004-3(lines 1004 1008) no Hoare annotation was computed. [2019-11-15 19:45:32,395 INFO L443 ceAbstractionStarter]: For program point L1004-5(lines 1004 1008) no Hoare annotation was computed. [2019-11-15 19:45:32,395 INFO L443 ceAbstractionStarter]: For program point L1004-6(lines 1004 1008) no Hoare annotation was computed. [2019-11-15 19:45:32,395 INFO L443 ceAbstractionStarter]: For program point L1004-8(lines 1004 1008) no Hoare annotation was computed. [2019-11-15 19:45:32,395 INFO L443 ceAbstractionStarter]: For program point L1004-9(lines 1004 1008) no Hoare annotation was computed. [2019-11-15 19:45:32,395 INFO L443 ceAbstractionStarter]: For program point L1004-11(lines 1004 1008) no Hoare annotation was computed. [2019-11-15 19:45:32,395 INFO L443 ceAbstractionStarter]: For program point L1004-12(lines 1004 1008) no Hoare annotation was computed. [2019-11-15 19:45:32,395 INFO L443 ceAbstractionStarter]: For program point L1004-14(lines 1004 1008) no Hoare annotation was computed. [2019-11-15 19:45:32,396 INFO L443 ceAbstractionStarter]: For program point L1004-15(lines 1004 1008) no Hoare annotation was computed. [2019-11-15 19:45:32,396 INFO L443 ceAbstractionStarter]: For program point L1004-17(lines 1004 1008) no Hoare annotation was computed. [2019-11-15 19:45:32,396 INFO L439 ceAbstractionStarter]: At program point L610(lines 605 613) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (and .cse0 .cse1)))) [2019-11-15 19:45:32,396 INFO L439 ceAbstractionStarter]: At program point L610-1(lines 605 613) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:45:32,396 INFO L439 ceAbstractionStarter]: At program point L610-2(lines 605 613) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:45:32,396 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 554) no Hoare annotation was computed. [2019-11-15 19:45:32,397 INFO L439 ceAbstractionStarter]: At program point L610-3(lines 605 613) the Hoare annotation is: false [2019-11-15 19:45:32,397 INFO L439 ceAbstractionStarter]: At program point L610-4(lines 605 613) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2) (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2 (= 1 ~methaneLevelCritical~0)))) [2019-11-15 19:45:32,397 INFO L443 ceAbstractionStarter]: For program point L544-2(lines 544 554) no Hoare annotation was computed. [2019-11-15 19:45:32,397 INFO L439 ceAbstractionStarter]: At program point L610-5(lines 605 613) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1) (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) .cse1 (= 1 ~methaneLevelCritical~0)))) [2019-11-15 19:45:32,397 INFO L439 ceAbstractionStarter]: At program point L610-6(lines 605 613) the Hoare annotation is: false [2019-11-15 19:45:32,397 INFO L443 ceAbstractionStarter]: For program point L544-4(lines 544 554) no Hoare annotation was computed. [2019-11-15 19:45:32,398 INFO L439 ceAbstractionStarter]: At program point L610-7(lines 605 613) the Hoare annotation is: false [2019-11-15 19:45:32,398 INFO L439 ceAbstractionStarter]: At program point L610-8(lines 605 613) the Hoare annotation is: false [2019-11-15 19:45:32,398 INFO L439 ceAbstractionStarter]: At program point L610-9(lines 605 613) the Hoare annotation is: false [2019-11-15 19:45:32,398 INFO L439 ceAbstractionStarter]: At program point L610-10(lines 605 613) the Hoare annotation is: false [2019-11-15 19:45:32,398 INFO L439 ceAbstractionStarter]: At program point L610-11(lines 605 613) the Hoare annotation is: false [2019-11-15 19:45:32,398 INFO L439 ceAbstractionStarter]: At program point L610-12(lines 605 613) the Hoare annotation is: false [2019-11-15 19:45:32,398 INFO L439 ceAbstractionStarter]: At program point L610-13(lines 605 613) the Hoare annotation is: false [2019-11-15 19:45:32,399 INFO L439 ceAbstractionStarter]: At program point L610-14(lines 605 613) the Hoare annotation is: false [2019-11-15 19:45:32,399 INFO L439 ceAbstractionStarter]: At program point L610-15(lines 605 613) the Hoare annotation is: false [2019-11-15 19:45:32,399 INFO L439 ceAbstractionStarter]: At program point L610-16(lines 605 613) the Hoare annotation is: false [2019-11-15 19:45:32,399 INFO L439 ceAbstractionStarter]: At program point L610-17(lines 605 613) the Hoare annotation is: false [2019-11-15 19:45:32,399 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 551) no Hoare annotation was computed. [2019-11-15 19:45:32,399 INFO L443 ceAbstractionStarter]: For program point L545-2(lines 545 551) no Hoare annotation was computed. [2019-11-15 19:45:32,399 INFO L443 ceAbstractionStarter]: For program point L545-4(lines 545 551) no Hoare annotation was computed. [2019-11-15 19:45:32,400 INFO L439 ceAbstractionStarter]: At program point L1010(lines 995 1013) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 19:45:32,400 INFO L439 ceAbstractionStarter]: At program point L1010-1(lines 995 1013) the Hoare annotation is: false [2019-11-15 19:45:32,400 INFO L439 ceAbstractionStarter]: At program point L1010-2(lines 995 1013) the Hoare annotation is: false [2019-11-15 19:45:32,400 INFO L439 ceAbstractionStarter]: At program point L1010-3(lines 995 1013) the Hoare annotation is: false [2019-11-15 19:45:32,400 INFO L439 ceAbstractionStarter]: At program point L1010-4(lines 995 1013) the Hoare annotation is: false [2019-11-15 19:45:32,400 INFO L439 ceAbstractionStarter]: At program point L1010-5(lines 995 1013) the Hoare annotation is: false [2019-11-15 19:45:32,400 INFO L443 ceAbstractionStarter]: For program point L746(lines 746 759) no Hoare annotation was computed. [2019-11-15 19:45:32,401 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 19:45:32,401 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 831) no Hoare annotation was computed. [2019-11-15 19:45:32,401 INFO L443 ceAbstractionStarter]: For program point L814-1(lines 814 831) no Hoare annotation was computed. [2019-11-15 19:45:32,401 INFO L443 ceAbstractionStarter]: For program point L814-2(lines 814 831) no Hoare annotation was computed. [2019-11-15 19:45:32,401 INFO L443 ceAbstractionStarter]: For program point L814-3(lines 814 831) no Hoare annotation was computed. [2019-11-15 19:45:32,401 INFO L443 ceAbstractionStarter]: For program point L814-4(lines 814 831) no Hoare annotation was computed. [2019-11-15 19:45:32,401 INFO L443 ceAbstractionStarter]: For program point L814-5(lines 814 831) no Hoare annotation was computed. [2019-11-15 19:45:32,402 INFO L443 ceAbstractionStarter]: For program point L814-6(lines 814 831) no Hoare annotation was computed. [2019-11-15 19:45:32,402 INFO L443 ceAbstractionStarter]: For program point L814-7(lines 814 831) no Hoare annotation was computed. [2019-11-15 19:45:32,402 INFO L443 ceAbstractionStarter]: For program point L814-8(lines 814 831) no Hoare annotation was computed. [2019-11-15 19:45:32,402 INFO L443 ceAbstractionStarter]: For program point L814-9(lines 814 831) no Hoare annotation was computed. [2019-11-15 19:45:32,402 INFO L443 ceAbstractionStarter]: For program point L814-10(lines 814 831) no Hoare annotation was computed. [2019-11-15 19:45:32,402 INFO L443 ceAbstractionStarter]: For program point L814-11(lines 814 831) no Hoare annotation was computed. [2019-11-15 19:45:32,402 INFO L439 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: false [2019-11-15 19:45:32,403 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-11-15 19:45:32,403 INFO L443 ceAbstractionStarter]: For program point L818(lines 818 826) no Hoare annotation was computed. [2019-11-15 19:45:32,403 INFO L443 ceAbstractionStarter]: For program point L818-1(lines 818 826) no Hoare annotation was computed. [2019-11-15 19:45:32,403 INFO L443 ceAbstractionStarter]: For program point L818-2(lines 818 826) no Hoare annotation was computed. [2019-11-15 19:45:32,403 INFO L443 ceAbstractionStarter]: For program point L818-3(lines 818 826) no Hoare annotation was computed. [2019-11-15 19:45:32,403 INFO L443 ceAbstractionStarter]: For program point L818-4(lines 818 826) no Hoare annotation was computed. [2019-11-15 19:45:32,403 INFO L443 ceAbstractionStarter]: For program point L818-5(lines 818 826) no Hoare annotation was computed. [2019-11-15 19:45:32,403 INFO L443 ceAbstractionStarter]: For program point L818-6(lines 818 826) no Hoare annotation was computed. [2019-11-15 19:45:32,404 INFO L443 ceAbstractionStarter]: For program point L818-7(lines 818 826) no Hoare annotation was computed. [2019-11-15 19:45:32,404 INFO L443 ceAbstractionStarter]: For program point L818-8(lines 818 826) no Hoare annotation was computed. [2019-11-15 19:45:32,404 INFO L443 ceAbstractionStarter]: For program point L818-9(lines 818 826) no Hoare annotation was computed. [2019-11-15 19:45:32,404 INFO L443 ceAbstractionStarter]: For program point L818-10(lines 818 826) no Hoare annotation was computed. [2019-11-15 19:45:32,404 INFO L443 ceAbstractionStarter]: For program point L818-11(lines 818 826) no Hoare annotation was computed. [2019-11-15 19:45:32,404 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-11-15 19:45:32,404 INFO L443 ceAbstractionStarter]: For program point L422-1(lines 782 788) no Hoare annotation was computed. [2019-11-15 19:45:32,405 INFO L443 ceAbstractionStarter]: For program point L754(lines 754 758) no Hoare annotation was computed. [2019-11-15 19:45:32,405 INFO L439 ceAbstractionStarter]: At program point L754-2(lines 782 788) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (and (and (and .cse0 .cse1) (= 1 ~methaneLevelCritical~0)) (= 0 ~methAndRunningLastTime~0)))) [2019-11-15 19:45:32,405 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2019-11-15 19:45:32,405 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 19:45:32,405 INFO L439 ceAbstractionStarter]: At program point L692(lines 1 1021) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-15 19:45:32,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 07:45:32 BoogieIcfgContainer [2019-11-15 19:45:32,431 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 19:45:32,432 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 19:45:32,432 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 19:45:32,432 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 19:45:32,432 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:45:23" (3/4) ... [2019-11-15 19:45:32,435 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 19:45:32,461 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-15 19:45:32,463 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-15 19:45:32,466 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-15 19:45:32,468 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-15 19:45:32,470 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 19:45:32,472 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 19:45:32,500 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || (((((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) [2019-11-15 19:45:32,501 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) [2019-11-15 19:45:32,502 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-15 19:45:32,503 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || ((((1 == systemActive && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-15 19:45:32,504 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || (((1 == \result && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) && 1 == systemActive && 0 == splverifierCounter) [2019-11-15 19:45:32,505 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == \result && 1 == \result) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) && 1 == systemActive && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) [2019-11-15 19:45:32,506 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == 0) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical [2019-11-15 19:45:32,508 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter [2019-11-15 19:45:32,509 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 19:45:32,510 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter [2019-11-15 19:45:32,510 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-15 19:45:32,511 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 19:45:32,511 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && 1 == \result) && pumpRunning == 0) && 1 == \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-15 19:45:32,513 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 19:45:32,513 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 19:45:32,513 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 19:45:32,514 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 19:45:32,514 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 19:45:32,515 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 19:45:32,618 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_75a7ad2c-ec81-4560-b5e8-41ca0d31883b/bin/uautomizer/witness.graphml [2019-11-15 19:45:32,618 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 19:45:32,619 INFO L168 Benchmark]: Toolchain (without parser) took 11281.59 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 326.1 MB). Free memory was 939.4 MB in the beginning and 890.3 MB in the end (delta: 49.1 MB). Peak memory consumption was 375.2 MB. Max. memory is 11.5 GB. [2019-11-15 19:45:32,619 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 19:45:32,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 567.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -178.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-15 19:45:32,620 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-15 19:45:32,620 INFO L168 Benchmark]: Boogie Preprocessor took 122.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 19:45:32,621 INFO L168 Benchmark]: RCFGBuilder took 1196.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 11.5 GB. [2019-11-15 19:45:32,621 INFO L168 Benchmark]: TraceAbstraction took 9080.67 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 183.5 MB). Free memory was 1.0 GB in the beginning and 922.3 MB in the end (delta: 85.4 MB). Peak memory consumption was 367.1 MB. Max. memory is 11.5 GB. [2019-11-15 19:45:32,621 INFO L168 Benchmark]: Witness Printer took 186.28 ms. Allocated memory is still 1.4 GB. Free memory was 922.3 MB in the beginning and 890.3 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2019-11-15 19:45:32,623 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 567.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -178.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 124.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 122.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1196.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9080.67 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 183.5 MB). Free memory was 1.0 GB in the beginning and 922.3 MB in the end (delta: 85.4 MB). Peak memory consumption was 367.1 MB. Max. memory is 11.5 GB. * Witness Printer took 186.28 ms. Allocated memory is still 1.4 GB. Free memory was 922.3 MB in the beginning and 890.3 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 516]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 516]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 516]: 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: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter)) || (((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || (((1 == \result && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) && 1 == systemActive && 0 == splverifierCounter) - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == 0) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) || (((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) || (((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && 1 == \result) && pumpRunning == 0) && 1 == \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: ((((1 == \result && 1 == \result) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) && 1 == systemActive && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || ((((1 == systemActive && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || (((((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 229 locations, 3 error locations. Result: SAFE, OverallTime: 8.9s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.0s, HoareTripleCheckerStatistics: 1834 SDtfs, 1991 SDslu, 2713 SDs, 0 SdLazy, 423 SolverSat, 93 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 241 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=281occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 1428 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 246 NumberOfFragments, 771 HoareAnnotationTreeSize, 92 FomulaSimplifications, 513844 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 92 FomulaSimplificationsInter, 83536 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 608 NumberOfCodeBlocks, 608 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 594 ConstructedInterpolants, 0 QuantifiedInterpolants, 50546 SizeOfPredicates, 6 NumberOfNonLiveVariables, 982 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 136/140 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...