./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ca298a7f7a6dfe339e53e4b85ae8a0388f112d3 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:21:20,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:21:20,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:21:20,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:21:20,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:21:20,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:21:20,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:21:20,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:21:20,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:21:20,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:21:20,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:21:20,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:21:20,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:21:20,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:21:20,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:21:20,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:21:20,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:21:20,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:21:20,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:21:20,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:21:20,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:21:20,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:21:20,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:21:20,153 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:21:20,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:21:20,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:21:20,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:21:20,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:21:20,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:21:20,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:21:20,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:21:20,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:21:20,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:21:20,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:21:20,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:21:20,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:21:20,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:21:20,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:21:20,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:21:20,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:21:20,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:21:20,170 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 21:21:20,196 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:21:20,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:21:20,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:21:20,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:21:20,199 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 21:21:20,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:21:20,200 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:21:20,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:21:20,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:21:20,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:21:20,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:21:20,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:21:20,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:21:20,206 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:21:20,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:21:20,206 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:21:20,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:21:20,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:21:20,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 21:21:20,207 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:21:20,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 21:21:20,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 21:21:20,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:21:20,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:21:20,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:21:20,208 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 21:21:20,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:21:20,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:21:20,210 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 21:21:20,210 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ca298a7f7a6dfe339e53e4b85ae8a0388f112d3 [2020-11-29 21:21:20,499 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:21:20,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:21:20,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:21:20,529 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:21:20,531 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:21:20,532 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2020-11-29 21:21:20,618 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/bin/uautomizer/data/daec3fd8e/01254d63119d47d49fecd7ea61f586fe/FLAG038d93eed [2020-11-29 21:21:21,149 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:21:21,149 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2020-11-29 21:21:21,167 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/bin/uautomizer/data/daec3fd8e/01254d63119d47d49fecd7ea61f586fe/FLAG038d93eed [2020-11-29 21:21:21,423 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/bin/uautomizer/data/daec3fd8e/01254d63119d47d49fecd7ea61f586fe [2020-11-29 21:21:21,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:21:21,428 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:21:21,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:21:21,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:21:21,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:21:21,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:21:21" (1/1) ... [2020-11-29 21:21:21,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@369c6625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:21, skipping insertion in model container [2020-11-29 21:21:21,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:21:21" (1/1) ... [2020-11-29 21:21:21,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:21:21,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:21:21,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:21:21,853 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:21:21,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:21:21,975 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:21:21,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:21 WrapperNode [2020-11-29 21:21:21,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:21:21,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:21:21,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:21:21,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:21:21,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:21" (1/1) ... [2020-11-29 21:21:22,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:21" (1/1) ... [2020-11-29 21:21:22,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:21:22,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:21:22,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:21:22,109 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:21:22,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:21" (1/1) ... [2020-11-29 21:21:22,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:21" (1/1) ... [2020-11-29 21:21:22,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:21" (1/1) ... [2020-11-29 21:21:22,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:21" (1/1) ... [2020-11-29 21:21:22,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:21" (1/1) ... [2020-11-29 21:21:22,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:21" (1/1) ... [2020-11-29 21:21:22,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:21" (1/1) ... [2020-11-29 21:21:22,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:21:22,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:21:22,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:21:22,241 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:21:22,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/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 [2020-11-29 21:21:22,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:21:22,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 21:21:22,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:21:22,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:21:23,694 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:21:23,694 INFO L298 CfgBuilder]: Removed 360 assume(true) statements. [2020-11-29 21:21:23,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:21:23 BoogieIcfgContainer [2020-11-29 21:21:23,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:21:23,698 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 21:21:23,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 21:21:23,704 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 21:21:23,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 09:21:21" (1/3) ... [2020-11-29 21:21:23,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@513495e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 09:21:23, skipping insertion in model container [2020-11-29 21:21:23,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:21" (2/3) ... [2020-11-29 21:21:23,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@513495e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 09:21:23, skipping insertion in model container [2020-11-29 21:21:23,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:21:23" (3/3) ... [2020-11-29 21:21:23,707 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product64.cil.c [2020-11-29 21:21:23,721 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 21:21:23,726 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-29 21:21:23,737 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-29 21:21:23,776 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 21:21:23,777 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 21:21:23,777 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 21:21:23,777 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 21:21:23,777 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 21:21:23,777 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 21:21:23,778 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 21:21:23,778 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 21:21:23,807 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states. [2020-11-29 21:21:23,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 21:21:23,816 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:23,816 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:23,817 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:23,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:23,824 INFO L82 PathProgramCache]: Analyzing trace with hash -102876546, now seen corresponding path program 1 times [2020-11-29 21:21:23,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:23,833 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645563668] [2020-11-29 21:21:23,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:24,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:24,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645563668] [2020-11-29 21:21:24,152 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:24,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 21:21:24,153 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742837533] [2020-11-29 21:21:24,157 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 21:21:24,158 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:24,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 21:21:24,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 21:21:24,174 INFO L87 Difference]: Start difference. First operand 230 states. Second operand 2 states. [2020-11-29 21:21:24,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:24,244 INFO L93 Difference]: Finished difference Result 451 states and 674 transitions. [2020-11-29 21:21:24,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 21:21:24,245 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-29 21:21:24,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:24,276 INFO L225 Difference]: With dead ends: 451 [2020-11-29 21:21:24,276 INFO L226 Difference]: Without dead ends: 223 [2020-11-29 21:21:24,280 INFO L677 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 [2020-11-29 21:21:24,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2020-11-29 21:21:24,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2020-11-29 21:21:24,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-11-29 21:21:24,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2020-11-29 21:21:24,334 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2020-11-29 21:21:24,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:24,335 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2020-11-29 21:21:24,335 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 21:21:24,335 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2020-11-29 21:21:24,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 21:21:24,336 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:24,336 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:24,337 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 21:21:24,337 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:24,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:24,338 INFO L82 PathProgramCache]: Analyzing trace with hash -1149633443, now seen corresponding path program 1 times [2020-11-29 21:21:24,338 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:24,339 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352440221] [2020-11-29 21:21:24,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:24,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:24,449 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352440221] [2020-11-29 21:21:24,449 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:24,449 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:21:24,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707819528] [2020-11-29 21:21:24,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:21:24,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:24,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:21:24,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:24,452 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand 3 states. [2020-11-29 21:21:24,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:24,472 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2020-11-29 21:21:24,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:21:24,478 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-11-29 21:21:24,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:24,481 INFO L225 Difference]: With dead ends: 223 [2020-11-29 21:21:24,481 INFO L226 Difference]: Without dead ends: 85 [2020-11-29 21:21:24,485 INFO L677 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 [2020-11-29 21:21:24,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-11-29 21:21:24,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-11-29 21:21:24,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-11-29 21:21:24,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2020-11-29 21:21:24,493 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2020-11-29 21:21:24,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:24,496 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2020-11-29 21:21:24,496 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:21:24,497 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-11-29 21:21:24,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 21:21:24,499 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:24,499 INFO L422 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] [2020-11-29 21:21:24,500 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 21:21:24,500 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:24,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:24,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1020108702, now seen corresponding path program 1 times [2020-11-29 21:21:24,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:24,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437593546] [2020-11-29 21:21:24,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:24,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:24,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437593546] [2020-11-29 21:21:24,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:24,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:21:24,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942093124] [2020-11-29 21:21:24,624 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:21:24,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:24,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:21:24,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:24,625 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 3 states. [2020-11-29 21:21:24,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:24,677 INFO L93 Difference]: Finished difference Result 243 states and 360 transitions. [2020-11-29 21:21:24,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:21:24,684 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-11-29 21:21:24,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:24,686 INFO L225 Difference]: With dead ends: 243 [2020-11-29 21:21:24,686 INFO L226 Difference]: Without dead ends: 164 [2020-11-29 21:21:24,688 INFO L677 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 [2020-11-29 21:21:24,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-11-29 21:21:24,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 160. [2020-11-29 21:21:24,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-11-29 21:21:24,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 237 transitions. [2020-11-29 21:21:24,720 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 237 transitions. Word has length 22 [2020-11-29 21:21:24,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:24,720 INFO L481 AbstractCegarLoop]: Abstraction has 160 states and 237 transitions. [2020-11-29 21:21:24,720 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:21:24,720 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 237 transitions. [2020-11-29 21:21:24,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:21:24,722 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:24,722 INFO L422 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] [2020-11-29 21:21:24,722 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 21:21:24,722 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:24,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:24,723 INFO L82 PathProgramCache]: Analyzing trace with hash -1236801791, now seen corresponding path program 1 times [2020-11-29 21:21:24,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:24,723 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913047639] [2020-11-29 21:21:24,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:24,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:24,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:24,817 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913047639] [2020-11-29 21:21:24,817 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:24,817 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 21:21:24,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097085248] [2020-11-29 21:21:24,817 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:21:24,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:24,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:21:24,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:24,819 INFO L87 Difference]: Start difference. First operand 160 states and 237 transitions. Second operand 3 states. [2020-11-29 21:21:24,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:24,890 INFO L93 Difference]: Finished difference Result 325 states and 486 transitions. [2020-11-29 21:21:24,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:21:24,890 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-11-29 21:21:24,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:24,891 INFO L225 Difference]: With dead ends: 325 [2020-11-29 21:21:24,892 INFO L226 Difference]: Without dead ends: 171 [2020-11-29 21:21:24,892 INFO L677 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 [2020-11-29 21:21:24,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-11-29 21:21:24,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 169. [2020-11-29 21:21:24,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2020-11-29 21:21:24,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 243 transitions. [2020-11-29 21:21:24,906 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 243 transitions. Word has length 25 [2020-11-29 21:21:24,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:24,907 INFO L481 AbstractCegarLoop]: Abstraction has 169 states and 243 transitions. [2020-11-29 21:21:24,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:21:24,907 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 243 transitions. [2020-11-29 21:21:24,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:21:24,908 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:24,908 INFO L422 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] [2020-11-29 21:21:24,908 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 21:21:24,908 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:24,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:24,909 INFO L82 PathProgramCache]: Analyzing trace with hash -1574884233, now seen corresponding path program 1 times [2020-11-29 21:21:24,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:24,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802493347] [2020-11-29 21:21:24,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:24,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:24,983 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802493347] [2020-11-29 21:21:24,983 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:24,983 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 21:21:24,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373995742] [2020-11-29 21:21:24,984 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 21:21:24,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:24,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 21:21:24,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 21:21:24,985 INFO L87 Difference]: Start difference. First operand 169 states and 243 transitions. Second operand 5 states. [2020-11-29 21:21:25,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:25,164 INFO L93 Difference]: Finished difference Result 850 states and 1237 transitions. [2020-11-29 21:21:25,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-29 21:21:25,165 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-11-29 21:21:25,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:25,168 INFO L225 Difference]: With dead ends: 850 [2020-11-29 21:21:25,168 INFO L226 Difference]: Without dead ends: 687 [2020-11-29 21:21:25,168 INFO L677 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 [2020-11-29 21:21:25,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2020-11-29 21:21:25,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 322. [2020-11-29 21:21:25,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2020-11-29 21:21:25,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 459 transitions. [2020-11-29 21:21:25,213 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 459 transitions. Word has length 25 [2020-11-29 21:21:25,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:25,213 INFO L481 AbstractCegarLoop]: Abstraction has 322 states and 459 transitions. [2020-11-29 21:21:25,213 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 21:21:25,213 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 459 transitions. [2020-11-29 21:21:25,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 21:21:25,217 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:25,217 INFO L422 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] [2020-11-29 21:21:25,217 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 21:21:25,217 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:25,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:25,218 INFO L82 PathProgramCache]: Analyzing trace with hash -1778691327, now seen corresponding path program 1 times [2020-11-29 21:21:25,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:25,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136780906] [2020-11-29 21:21:25,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:25,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:25,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136780906] [2020-11-29 21:21:25,329 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:25,329 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 21:21:25,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247770721] [2020-11-29 21:21:25,330 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 21:21:25,330 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:25,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 21:21:25,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 21:21:25,331 INFO L87 Difference]: Start difference. First operand 322 states and 459 transitions. Second operand 5 states. [2020-11-29 21:21:25,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:25,507 INFO L93 Difference]: Finished difference Result 952 states and 1358 transitions. [2020-11-29 21:21:25,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-29 21:21:25,507 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-11-29 21:21:25,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:25,512 INFO L225 Difference]: With dead ends: 952 [2020-11-29 21:21:25,513 INFO L226 Difference]: Without dead ends: 950 [2020-11-29 21:21:25,515 INFO L677 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 [2020-11-29 21:21:25,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 950 states. [2020-11-29 21:21:25,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 950 to 322. [2020-11-29 21:21:25,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2020-11-29 21:21:25,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 457 transitions. [2020-11-29 21:21:25,554 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 457 transitions. Word has length 26 [2020-11-29 21:21:25,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:25,558 INFO L481 AbstractCegarLoop]: Abstraction has 322 states and 457 transitions. [2020-11-29 21:21:25,558 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 21:21:25,558 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 457 transitions. [2020-11-29 21:21:25,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 21:21:25,566 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:25,566 INFO L422 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] [2020-11-29 21:21:25,566 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-29 21:21:25,566 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:25,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:25,570 INFO L82 PathProgramCache]: Analyzing trace with hash -140112457, now seen corresponding path program 1 times [2020-11-29 21:21:25,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:25,571 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561897926] [2020-11-29 21:21:25,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:25,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:25,642 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561897926] [2020-11-29 21:21:25,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:25,642 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 21:21:25,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659083403] [2020-11-29 21:21:25,643 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 21:21:25,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:25,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 21:21:25,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 21:21:25,644 INFO L87 Difference]: Start difference. First operand 322 states and 457 transitions. Second operand 5 states. [2020-11-29 21:21:25,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:25,745 INFO L93 Difference]: Finished difference Result 838 states and 1172 transitions. [2020-11-29 21:21:25,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 21:21:25,745 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-11-29 21:21:25,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:25,749 INFO L225 Difference]: With dead ends: 838 [2020-11-29 21:21:25,749 INFO L226 Difference]: Without dead ends: 522 [2020-11-29 21:21:25,750 INFO L677 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 [2020-11-29 21:21:25,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2020-11-29 21:21:25,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 358. [2020-11-29 21:21:25,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2020-11-29 21:21:25,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 493 transitions. [2020-11-29 21:21:25,777 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 493 transitions. Word has length 35 [2020-11-29 21:21:25,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:25,778 INFO L481 AbstractCegarLoop]: Abstraction has 358 states and 493 transitions. [2020-11-29 21:21:25,779 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 21:21:25,779 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 493 transitions. [2020-11-29 21:21:25,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 21:21:25,781 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:25,781 INFO L422 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] [2020-11-29 21:21:25,781 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-29 21:21:25,781 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:25,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:25,782 INFO L82 PathProgramCache]: Analyzing trace with hash -726918471, now seen corresponding path program 1 times [2020-11-29 21:21:25,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:25,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780043229] [2020-11-29 21:21:25,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:25,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:25,851 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780043229] [2020-11-29 21:21:25,851 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:25,851 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 21:21:25,851 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520212869] [2020-11-29 21:21:25,852 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 21:21:25,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:25,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 21:21:25,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 21:21:25,853 INFO L87 Difference]: Start difference. First operand 358 states and 493 transitions. Second operand 4 states. [2020-11-29 21:21:25,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:25,974 INFO L93 Difference]: Finished difference Result 854 states and 1162 transitions. [2020-11-29 21:21:25,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 21:21:25,975 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2020-11-29 21:21:25,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:25,978 INFO L225 Difference]: With dead ends: 854 [2020-11-29 21:21:25,978 INFO L226 Difference]: Without dead ends: 502 [2020-11-29 21:21:25,979 INFO L677 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 [2020-11-29 21:21:25,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2020-11-29 21:21:26,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 382. [2020-11-29 21:21:26,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2020-11-29 21:21:26,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 517 transitions. [2020-11-29 21:21:26,015 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 517 transitions. Word has length 35 [2020-11-29 21:21:26,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:26,015 INFO L481 AbstractCegarLoop]: Abstraction has 382 states and 517 transitions. [2020-11-29 21:21:26,015 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 21:21:26,015 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 517 transitions. [2020-11-29 21:21:26,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 21:21:26,016 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:26,016 INFO L422 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] [2020-11-29 21:21:26,016 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 21:21:26,017 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:26,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:26,018 INFO L82 PathProgramCache]: Analyzing trace with hash -2006782149, now seen corresponding path program 1 times [2020-11-29 21:21:26,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:26,019 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063533395] [2020-11-29 21:21:26,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:26,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:26,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063533395] [2020-11-29 21:21:26,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:26,076 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 21:21:26,076 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400624919] [2020-11-29 21:21:26,077 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:21:26,077 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:26,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:21:26,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:26,078 INFO L87 Difference]: Start difference. First operand 382 states and 517 transitions. Second operand 3 states. [2020-11-29 21:21:26,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:26,131 INFO L93 Difference]: Finished difference Result 866 states and 1166 transitions. [2020-11-29 21:21:26,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:21:26,131 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-11-29 21:21:26,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:26,134 INFO L225 Difference]: With dead ends: 866 [2020-11-29 21:21:26,134 INFO L226 Difference]: Without dead ends: 490 [2020-11-29 21:21:26,135 INFO L677 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 [2020-11-29 21:21:26,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2020-11-29 21:21:26,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 490. [2020-11-29 21:21:26,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2020-11-29 21:21:26,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 647 transitions. [2020-11-29 21:21:26,169 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 647 transitions. Word has length 35 [2020-11-29 21:21:26,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:26,169 INFO L481 AbstractCegarLoop]: Abstraction has 490 states and 647 transitions. [2020-11-29 21:21:26,169 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:21:26,170 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 647 transitions. [2020-11-29 21:21:26,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-29 21:21:26,171 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:26,172 INFO L422 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] [2020-11-29 21:21:26,172 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-29 21:21:26,172 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:26,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:26,172 INFO L82 PathProgramCache]: Analyzing trace with hash 2053051901, now seen corresponding path program 1 times [2020-11-29 21:21:26,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:26,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042639728] [2020-11-29 21:21:26,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:26,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:26,254 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042639728] [2020-11-29 21:21:26,255 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:26,255 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-29 21:21:26,255 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116632445] [2020-11-29 21:21:26,255 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-29 21:21:26,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:26,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-29 21:21:26,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-29 21:21:26,256 INFO L87 Difference]: Start difference. First operand 490 states and 647 transitions. Second operand 6 states. [2020-11-29 21:21:26,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:26,640 INFO L93 Difference]: Finished difference Result 1654 states and 2192 transitions. [2020-11-29 21:21:26,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-29 21:21:26,642 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-11-29 21:21:26,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:26,650 INFO L225 Difference]: With dead ends: 1654 [2020-11-29 21:21:26,650 INFO L226 Difference]: Without dead ends: 1170 [2020-11-29 21:21:26,652 INFO L677 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 [2020-11-29 21:21:26,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1170 states. [2020-11-29 21:21:26,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1170 to 490. [2020-11-29 21:21:26,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2020-11-29 21:21:26,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 635 transitions. [2020-11-29 21:21:26,701 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 635 transitions. Word has length 36 [2020-11-29 21:21:26,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:26,701 INFO L481 AbstractCegarLoop]: Abstraction has 490 states and 635 transitions. [2020-11-29 21:21:26,701 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-29 21:21:26,701 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 635 transitions. [2020-11-29 21:21:26,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-29 21:21:26,703 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:26,703 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:26,703 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-29 21:21:26,703 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:26,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:26,704 INFO L82 PathProgramCache]: Analyzing trace with hash -1787842179, now seen corresponding path program 1 times [2020-11-29 21:21:26,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:26,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629192086] [2020-11-29 21:21:26,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:26,746 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 21:21:26,746 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629192086] [2020-11-29 21:21:26,746 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:26,747 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:21:26,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102000106] [2020-11-29 21:21:26,747 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:21:26,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:26,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:21:26,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:26,749 INFO L87 Difference]: Start difference. First operand 490 states and 635 transitions. Second operand 3 states. [2020-11-29 21:21:26,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:26,869 INFO L93 Difference]: Finished difference Result 814 states and 1053 transitions. [2020-11-29 21:21:26,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:21:26,869 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2020-11-29 21:21:26,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:26,871 INFO L225 Difference]: With dead ends: 814 [2020-11-29 21:21:26,872 INFO L226 Difference]: Without dead ends: 330 [2020-11-29 21:21:26,874 INFO L677 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 [2020-11-29 21:21:26,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2020-11-29 21:21:26,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 322. [2020-11-29 21:21:26,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2020-11-29 21:21:26,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 412 transitions. [2020-11-29 21:21:26,904 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 412 transitions. Word has length 54 [2020-11-29 21:21:26,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:26,904 INFO L481 AbstractCegarLoop]: Abstraction has 322 states and 412 transitions. [2020-11-29 21:21:26,904 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:21:26,905 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 412 transitions. [2020-11-29 21:21:26,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-29 21:21:26,905 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:26,906 INFO L422 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] [2020-11-29 21:21:26,906 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-29 21:21:26,906 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:26,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:26,906 INFO L82 PathProgramCache]: Analyzing trace with hash 576830361, now seen corresponding path program 1 times [2020-11-29 21:21:26,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:26,907 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884299787] [2020-11-29 21:21:26,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:27,003 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 21:21:27,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884299787] [2020-11-29 21:21:27,003 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:27,004 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-29 21:21:27,004 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380850007] [2020-11-29 21:21:27,004 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-29 21:21:27,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:27,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-29 21:21:27,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-29 21:21:27,005 INFO L87 Difference]: Start difference. First operand 322 states and 412 transitions. Second operand 6 states. [2020-11-29 21:21:27,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:27,356 INFO L93 Difference]: Finished difference Result 836 states and 1071 transitions. [2020-11-29 21:21:27,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-29 21:21:27,356 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-11-29 21:21:27,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:27,358 INFO L225 Difference]: With dead ends: 836 [2020-11-29 21:21:27,358 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 21:21:27,359 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-11-29 21:21:27,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 21:21:27,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 21:21:27,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 21:21:27,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 21:21:27,360 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-11-29 21:21:27,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:27,360 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 21:21:27,360 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-29 21:21:27,360 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 21:21:27,360 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 21:21:27,360 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-29 21:21:27,362 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 21:21:27,867 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 129 [2020-11-29 21:21:28,067 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 67 [2020-11-29 21:21:28,178 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 67 [2020-11-29 21:21:28,658 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 128 [2020-11-29 21:21:28,837 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 89 [2020-11-29 21:21:29,325 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 133 [2020-11-29 21:21:29,704 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 104 [2020-11-29 21:21:29,892 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 91 [2020-11-29 21:21:30,839 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 19 [2020-11-29 21:21:31,460 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 15 [2020-11-29 21:21:31,762 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 15 [2020-11-29 21:21:32,176 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 27 [2020-11-29 21:21:33,082 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 19 [2020-11-29 21:21:33,364 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 13 [2020-11-29 21:21:34,297 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 19 [2020-11-29 21:21:34,749 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 23 [2020-11-29 21:21:35,040 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 22 [2020-11-29 21:21:35,341 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 27 [2020-11-29 21:21:35,349 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 21:21:35,349 INFO L274 CegarLoopResult]: For program point L631(lines 631 648) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L631-1(lines 631 648) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L631-2(lines 631 648) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L631-3(lines 631 648) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L631-4(lines 631 648) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L499(lines 499 503) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L631-5(lines 631 648) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L499-1(lines 599 605) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L631-6(lines 631 648) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L631-7(lines 631 648) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L631-8(lines 631 648) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L631-9(lines 631 648) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L631-10(lines 631 648) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L631-11(lines 631 648) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L103(lines 103 109) no Hoare annotation was computed. [2020-11-29 21:21:35,350 INFO L274 CegarLoopResult]: For program point L103-2(lines 103 109) no Hoare annotation was computed. [2020-11-29 21:21:35,351 INFO L274 CegarLoopResult]: For program point L103-4(lines 103 109) no Hoare annotation was computed. [2020-11-29 21:21:35,351 INFO L270 CegarLoopResult]: At program point L899(lines 894 902) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1))) [2020-11-29 21:21:35,351 INFO L270 CegarLoopResult]: At program point L899-1(lines 894 902) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 21:21:35,351 INFO L270 CegarLoopResult]: At program point L899-2(lines 894 902) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 21:21:35,351 INFO L270 CegarLoopResult]: At program point L899-3(lines 894 902) the Hoare annotation is: false [2020-11-29 21:21:35,351 INFO L270 CegarLoopResult]: At program point L899-4(lines 894 902) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2))) [2020-11-29 21:21:35,351 INFO L270 CegarLoopResult]: At program point L899-5(lines 894 902) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse7 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse2 .cse6 .cse3 .cse4) (and .cse0 .cse1 .cse7 .cse3 .cse4) (and .cse7 .cse5 .cse6 .cse4))) [2020-11-29 21:21:35,351 INFO L270 CegarLoopResult]: At program point L899-6(lines 894 902) the Hoare annotation is: false [2020-11-29 21:21:35,352 INFO L270 CegarLoopResult]: At program point L899-7(lines 894 902) the Hoare annotation is: false [2020-11-29 21:21:35,352 INFO L274 CegarLoopResult]: For program point L635(lines 635 643) no Hoare annotation was computed. [2020-11-29 21:21:35,352 INFO L270 CegarLoopResult]: At program point L899-8(lines 894 902) the Hoare annotation is: false [2020-11-29 21:21:35,352 INFO L274 CegarLoopResult]: For program point L635-1(lines 635 643) no Hoare annotation was computed. [2020-11-29 21:21:35,352 INFO L270 CegarLoopResult]: At program point L899-9(lines 894 902) the Hoare annotation is: false [2020-11-29 21:21:35,352 INFO L274 CegarLoopResult]: For program point L635-2(lines 635 643) no Hoare annotation was computed. [2020-11-29 21:21:35,352 INFO L270 CegarLoopResult]: At program point L899-10(lines 894 902) the Hoare annotation is: false [2020-11-29 21:21:35,352 INFO L274 CegarLoopResult]: For program point L635-3(lines 635 643) no Hoare annotation was computed. [2020-11-29 21:21:35,352 INFO L270 CegarLoopResult]: At program point L899-11(lines 894 902) the Hoare annotation is: false [2020-11-29 21:21:35,352 INFO L274 CegarLoopResult]: For program point L635-4(lines 635 643) no Hoare annotation was computed. [2020-11-29 21:21:35,352 INFO L270 CegarLoopResult]: At program point L899-12(lines 894 902) the Hoare annotation is: false [2020-11-29 21:21:35,352 INFO L274 CegarLoopResult]: For program point L635-5(lines 635 643) no Hoare annotation was computed. [2020-11-29 21:21:35,352 INFO L270 CegarLoopResult]: At program point L899-13(lines 894 902) the Hoare annotation is: false [2020-11-29 21:21:35,352 INFO L274 CegarLoopResult]: For program point L635-6(lines 635 643) no Hoare annotation was computed. [2020-11-29 21:21:35,352 INFO L270 CegarLoopResult]: At program point L899-14(lines 894 902) the Hoare annotation is: false [2020-11-29 21:21:35,353 INFO L274 CegarLoopResult]: For program point L635-7(lines 635 643) no Hoare annotation was computed. [2020-11-29 21:21:35,353 INFO L270 CegarLoopResult]: At program point L899-15(lines 894 902) the Hoare annotation is: false [2020-11-29 21:21:35,353 INFO L274 CegarLoopResult]: For program point L635-8(lines 635 643) no Hoare annotation was computed. [2020-11-29 21:21:35,353 INFO L270 CegarLoopResult]: At program point L899-16(lines 894 902) the Hoare annotation is: false [2020-11-29 21:21:35,353 INFO L274 CegarLoopResult]: For program point L635-9(lines 635 643) no Hoare annotation was computed. [2020-11-29 21:21:35,353 INFO L270 CegarLoopResult]: At program point L899-17(lines 894 902) the Hoare annotation is: false [2020-11-29 21:21:35,353 INFO L274 CegarLoopResult]: For program point L635-10(lines 635 643) no Hoare annotation was computed. [2020-11-29 21:21:35,353 INFO L274 CegarLoopResult]: For program point L635-11(lines 635 643) no Hoare annotation was computed. [2020-11-29 21:21:35,353 INFO L274 CegarLoopResult]: For program point L570(lines 570 577) no Hoare annotation was computed. [2020-11-29 21:21:35,357 INFO L277 CegarLoopResult]: At program point L570-1(lines 570 577) the Hoare annotation is: true [2020-11-29 21:21:35,357 INFO L274 CegarLoopResult]: For program point L835(lines 835 841) no Hoare annotation was computed. [2020-11-29 21:21:35,357 INFO L270 CegarLoopResult]: At program point L835-1(lines 835 841) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~methaneLevelCritical~0 0) .cse0 .cse1) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1))) [2020-11-29 21:21:35,358 INFO L274 CegarLoopResult]: For program point L970(lines 969 1018) no Hoare annotation was computed. [2020-11-29 21:21:35,358 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-11-29 21:21:35,358 INFO L274 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-11-29 21:21:35,358 INFO L274 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-11-29 21:21:35,358 INFO L274 CegarLoopResult]: For program point L971(lines 971 975) no Hoare annotation was computed. [2020-11-29 21:21:35,362 INFO L277 CegarLoopResult]: At program point L579(lines 560 582) the Hoare annotation is: true [2020-11-29 21:21:35,362 INFO L274 CegarLoopResult]: For program point L979(lines 979 985) no Hoare annotation was computed. [2020-11-29 21:21:35,362 INFO L270 CegarLoopResult]: At program point L979-1(lines 979 985) the Hoare annotation is: (let ((.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse2 .cse3) (and .cse0 .cse1 .cse7 .cse3 .cse8) (and .cse4 .cse5 .cse0 .cse2 .cse3) (and .cse1 .cse6 .cse7 .cse2 .cse3 .cse8))) [2020-11-29 21:21:35,362 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 21:21:35,362 INFO L274 CegarLoopResult]: For program point L719(lines 719 725) no Hoare annotation was computed. [2020-11-29 21:21:35,363 INFO L274 CegarLoopResult]: For program point L719-2(lines 719 725) no Hoare annotation was computed. [2020-11-29 21:21:35,363 INFO L274 CegarLoopResult]: For program point L719-4(lines 719 725) no Hoare annotation was computed. [2020-11-29 21:21:35,363 INFO L274 CegarLoopResult]: For program point L719-6(lines 719 725) no Hoare annotation was computed. [2020-11-29 21:21:35,363 INFO L274 CegarLoopResult]: For program point L719-8(lines 719 725) no Hoare annotation was computed. [2020-11-29 21:21:35,363 INFO L274 CegarLoopResult]: For program point L719-10(lines 719 725) no Hoare annotation was computed. [2020-11-29 21:21:35,363 INFO L274 CegarLoopResult]: For program point L719-12(lines 719 725) no Hoare annotation was computed. [2020-11-29 21:21:35,363 INFO L274 CegarLoopResult]: For program point L719-14(lines 719 725) no Hoare annotation was computed. [2020-11-29 21:21:35,363 INFO L274 CegarLoopResult]: For program point L719-16(lines 719 725) no Hoare annotation was computed. [2020-11-29 21:21:35,364 INFO L274 CegarLoopResult]: For program point L719-18(lines 719 725) no Hoare annotation was computed. [2020-11-29 21:21:35,364 INFO L274 CegarLoopResult]: For program point L719-20(lines 719 725) no Hoare annotation was computed. [2020-11-29 21:21:35,364 INFO L274 CegarLoopResult]: For program point L719-22(lines 719 725) no Hoare annotation was computed. [2020-11-29 21:21:35,364 INFO L274 CegarLoopResult]: For program point L657(lines 657 674) no Hoare annotation was computed. [2020-11-29 21:21:35,364 INFO L274 CegarLoopResult]: For program point L657-1(lines 657 674) no Hoare annotation was computed. [2020-11-29 21:21:35,364 INFO L274 CegarLoopResult]: For program point L657-2(lines 657 674) no Hoare annotation was computed. [2020-11-29 21:21:35,364 INFO L274 CegarLoopResult]: For program point L657-3(lines 657 674) no Hoare annotation was computed. [2020-11-29 21:21:35,364 INFO L274 CegarLoopResult]: For program point L657-4(lines 657 674) no Hoare annotation was computed. [2020-11-29 21:21:35,365 INFO L274 CegarLoopResult]: For program point L657-5(lines 657 674) no Hoare annotation was computed. [2020-11-29 21:21:35,365 INFO L274 CegarLoopResult]: For program point L989(lines 989 995) no Hoare annotation was computed. [2020-11-29 21:21:35,365 INFO L270 CegarLoopResult]: At program point L989-1(lines 989 995) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse3) (and .cse0 .cse4 .cse3) (and .cse5 .cse1 .cse2 .cse3))) [2020-11-29 21:21:35,365 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 21:21:35,365 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 21:21:35,365 INFO L274 CegarLoopResult]: For program point L661(lines 661 669) no Hoare annotation was computed. [2020-11-29 21:21:35,365 INFO L274 CegarLoopResult]: For program point L661-1(lines 661 669) no Hoare annotation was computed. [2020-11-29 21:21:35,365 INFO L274 CegarLoopResult]: For program point L661-2(lines 661 669) no Hoare annotation was computed. [2020-11-29 21:21:35,365 INFO L274 CegarLoopResult]: For program point L661-3(lines 661 669) no Hoare annotation was computed. [2020-11-29 21:21:35,366 INFO L274 CegarLoopResult]: For program point L661-4(lines 661 669) no Hoare annotation was computed. [2020-11-29 21:21:35,366 INFO L274 CegarLoopResult]: For program point L661-5(lines 661 669) no Hoare annotation was computed. [2020-11-29 21:21:35,366 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-29 21:21:35,366 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-29 21:21:35,366 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-29 21:21:35,366 INFO L274 CegarLoopResult]: For program point L862(lines 862 866) no Hoare annotation was computed. [2020-11-29 21:21:35,366 INFO L274 CegarLoopResult]: For program point L862-3(lines 862 866) no Hoare annotation was computed. [2020-11-29 21:21:35,366 INFO L274 CegarLoopResult]: For program point L862-6(lines 862 866) no Hoare annotation was computed. [2020-11-29 21:21:35,366 INFO L270 CegarLoopResult]: At program point L599(lines 598 617) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse3) (and .cse0 .cse4 .cse3) (and .cse5 .cse1 .cse2 .cse3))) [2020-11-29 21:21:35,366 INFO L274 CegarLoopResult]: For program point L599-1(lines 599 605) no Hoare annotation was computed. [2020-11-29 21:21:35,367 INFO L270 CegarLoopResult]: At program point L599-2(lines 598 617) the Hoare annotation is: false [2020-11-29 21:21:35,367 INFO L270 CegarLoopResult]: At program point L599-3(lines 598 617) the Hoare annotation is: false [2020-11-29 21:21:35,367 INFO L274 CegarLoopResult]: For program point L999(lines 999 1014) no Hoare annotation was computed. [2020-11-29 21:21:35,367 INFO L274 CegarLoopResult]: For program point L802(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,367 INFO L274 CegarLoopResult]: For program point L802-2(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,367 INFO L274 CegarLoopResult]: For program point L802-3(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,367 INFO L274 CegarLoopResult]: For program point L802-5(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,367 INFO L274 CegarLoopResult]: For program point L802-6(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,367 INFO L274 CegarLoopResult]: For program point L802-8(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,368 INFO L274 CegarLoopResult]: For program point L802-9(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,368 INFO L274 CegarLoopResult]: For program point L802-11(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,368 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 21:21:35,368 INFO L274 CegarLoopResult]: For program point L802-12(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,368 INFO L274 CegarLoopResult]: For program point L802-14(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,368 INFO L274 CegarLoopResult]: For program point L802-15(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,368 INFO L274 CegarLoopResult]: For program point L802-17(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,368 INFO L274 CegarLoopResult]: For program point L802-18(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,368 INFO L274 CegarLoopResult]: For program point L802-20(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,368 INFO L274 CegarLoopResult]: For program point L802-21(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,368 INFO L270 CegarLoopResult]: At program point L76(lines 1 1026) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-29 21:21:35,369 INFO L274 CegarLoopResult]: For program point L802-23(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,369 INFO L274 CegarLoopResult]: For program point L802-24(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,369 INFO L274 CegarLoopResult]: For program point L802-26(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,369 INFO L274 CegarLoopResult]: For program point L802-27(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,369 INFO L274 CegarLoopResult]: For program point L802-29(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,369 INFO L274 CegarLoopResult]: For program point L802-30(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,369 INFO L274 CegarLoopResult]: For program point L802-32(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,369 INFO L274 CegarLoopResult]: For program point L802-33(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,369 INFO L274 CegarLoopResult]: For program point L802-35(lines 802 806) no Hoare annotation was computed. [2020-11-29 21:21:35,369 INFO L270 CegarLoopResult]: At program point L606(lines 606 612) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse5 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3) (and .cse1 .cse5 .cse2 .cse3))) [2020-11-29 21:21:35,369 INFO L270 CegarLoopResult]: At program point L606-1(lines 606 612) the Hoare annotation is: false [2020-11-29 21:21:35,370 INFO L270 CegarLoopResult]: At program point L606-2(lines 606 612) the Hoare annotation is: false [2020-11-29 21:21:35,370 INFO L274 CegarLoopResult]: For program point L939(lines 939 945) no Hoare annotation was computed. [2020-11-29 21:21:35,370 INFO L274 CegarLoopResult]: For program point L939-1(lines 939 945) no Hoare annotation was computed. [2020-11-29 21:21:35,370 INFO L274 CegarLoopResult]: For program point L939-2(lines 939 945) no Hoare annotation was computed. [2020-11-29 21:21:35,370 INFO L274 CegarLoopResult]: For program point L939-3(lines 939 945) no Hoare annotation was computed. [2020-11-29 21:21:35,370 INFO L274 CegarLoopResult]: For program point L939-4(lines 939 945) no Hoare annotation was computed. [2020-11-29 21:21:35,370 INFO L274 CegarLoopResult]: For program point L939-5(lines 939 945) no Hoare annotation was computed. [2020-11-29 21:21:35,370 INFO L274 CegarLoopResult]: For program point L939-6(lines 939 945) no Hoare annotation was computed. [2020-11-29 21:21:35,370 INFO L274 CegarLoopResult]: For program point L939-7(lines 939 945) no Hoare annotation was computed. [2020-11-29 21:21:35,370 INFO L274 CegarLoopResult]: For program point L939-8(lines 939 945) no Hoare annotation was computed. [2020-11-29 21:21:35,370 INFO L274 CegarLoopResult]: For program point L939-9(lines 939 945) no Hoare annotation was computed. [2020-11-29 21:21:35,370 INFO L274 CegarLoopResult]: For program point L939-10(lines 939 945) no Hoare annotation was computed. [2020-11-29 21:21:35,371 INFO L274 CegarLoopResult]: For program point L939-11(lines 939 945) no Hoare annotation was computed. [2020-11-29 21:21:35,371 INFO L274 CegarLoopResult]: For program point L874(lines 874 878) no Hoare annotation was computed. [2020-11-29 21:21:35,371 INFO L270 CegarLoopResult]: At program point L808(lines 793 811) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 21:21:35,371 INFO L270 CegarLoopResult]: At program point L808-1(lines 793 811) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 21:21:35,371 INFO L270 CegarLoopResult]: At program point L808-2(lines 793 811) the Hoare annotation is: false [2020-11-29 21:21:35,371 INFO L270 CegarLoopResult]: At program point L808-3(lines 793 811) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2))) [2020-11-29 21:21:35,371 INFO L270 CegarLoopResult]: At program point L808-4(lines 793 811) the Hoare annotation is: false [2020-11-29 21:21:35,371 INFO L270 CegarLoopResult]: At program point L808-5(lines 793 811) the Hoare annotation is: false [2020-11-29 21:21:35,371 INFO L270 CegarLoopResult]: At program point L808-6(lines 793 811) the Hoare annotation is: false [2020-11-29 21:21:35,371 INFO L270 CegarLoopResult]: At program point L808-7(lines 793 811) the Hoare annotation is: false [2020-11-29 21:21:35,372 INFO L270 CegarLoopResult]: At program point L808-8(lines 793 811) the Hoare annotation is: false [2020-11-29 21:21:35,372 INFO L270 CegarLoopResult]: At program point L808-9(lines 793 811) the Hoare annotation is: false [2020-11-29 21:21:35,372 INFO L270 CegarLoopResult]: At program point L808-10(lines 793 811) the Hoare annotation is: false [2020-11-29 21:21:35,372 INFO L270 CegarLoopResult]: At program point L808-11(lines 793 811) the Hoare annotation is: false [2020-11-29 21:21:35,372 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1013) no Hoare annotation was computed. [2020-11-29 21:21:35,372 INFO L270 CegarLoopResult]: At program point L1007-1(lines 599 605) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse3) (and .cse0 .cse4 .cse3) (and .cse5 .cse1 .cse2 .cse3))) [2020-11-29 21:21:35,372 INFO L270 CegarLoopResult]: At program point L744(lines 737 747) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse1) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1))) [2020-11-29 21:21:35,372 INFO L270 CegarLoopResult]: At program point L744-1(lines 737 747) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 21:21:35,372 INFO L270 CegarLoopResult]: At program point L744-2(lines 737 747) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 21:21:35,372 INFO L270 CegarLoopResult]: At program point L744-3(lines 737 747) the Hoare annotation is: false [2020-11-29 21:21:35,373 INFO L270 CegarLoopResult]: At program point L744-4(lines 737 747) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2))) [2020-11-29 21:21:35,373 INFO L270 CegarLoopResult]: At program point L744-5(lines 737 747) the Hoare annotation is: false [2020-11-29 21:21:35,373 INFO L270 CegarLoopResult]: At program point L546(lines 542 548) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-29 21:21:35,373 INFO L270 CegarLoopResult]: At program point L744-6(lines 737 747) the Hoare annotation is: false [2020-11-29 21:21:35,373 INFO L270 CegarLoopResult]: At program point L744-7(lines 737 747) the Hoare annotation is: false [2020-11-29 21:21:35,373 INFO L270 CegarLoopResult]: At program point L744-8(lines 737 747) the Hoare annotation is: false [2020-11-29 21:21:35,373 INFO L270 CegarLoopResult]: At program point L744-9(lines 737 747) the Hoare annotation is: false [2020-11-29 21:21:35,373 INFO L270 CegarLoopResult]: At program point L744-10(lines 737 747) the Hoare annotation is: false [2020-11-29 21:21:35,373 INFO L270 CegarLoopResult]: At program point L744-11(lines 737 747) the Hoare annotation is: false [2020-11-29 21:21:35,373 INFO L270 CegarLoopResult]: At program point L744-12(lines 737 747) the Hoare annotation is: false [2020-11-29 21:21:35,373 INFO L270 CegarLoopResult]: At program point L744-13(lines 737 747) the Hoare annotation is: false [2020-11-29 21:21:35,374 INFO L270 CegarLoopResult]: At program point L744-14(lines 737 747) the Hoare annotation is: false [2020-11-29 21:21:35,374 INFO L270 CegarLoopResult]: At program point L84(lines 79 87) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-29 21:21:35,374 INFO L270 CegarLoopResult]: At program point L944(lines 935 948) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 21:21:35,374 INFO L270 CegarLoopResult]: At program point L944-1(lines 935 948) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 21:21:35,374 INFO L270 CegarLoopResult]: At program point L944-2(lines 935 948) the Hoare annotation is: false [2020-11-29 21:21:35,374 INFO L270 CegarLoopResult]: At program point L944-3(lines 935 948) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2))) [2020-11-29 21:21:35,374 INFO L270 CegarLoopResult]: At program point L944-4(lines 935 948) the Hoare annotation is: false [2020-11-29 21:21:35,374 INFO L270 CegarLoopResult]: At program point L944-5(lines 935 948) the Hoare annotation is: false [2020-11-29 21:21:35,374 INFO L270 CegarLoopResult]: At program point L944-6(lines 935 948) the Hoare annotation is: false [2020-11-29 21:21:35,375 INFO L270 CegarLoopResult]: At program point L944-7(lines 935 948) the Hoare annotation is: false [2020-11-29 21:21:35,375 INFO L270 CegarLoopResult]: At program point L944-8(lines 935 948) the Hoare annotation is: false [2020-11-29 21:21:35,375 INFO L270 CegarLoopResult]: At program point L944-9(lines 935 948) the Hoare annotation is: false [2020-11-29 21:21:35,375 INFO L270 CegarLoopResult]: At program point L944-10(lines 935 948) the Hoare annotation is: false [2020-11-29 21:21:35,375 INFO L270 CegarLoopResult]: At program point L944-11(lines 935 948) the Hoare annotation is: false [2020-11-29 21:21:35,375 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 21:21:35,375 INFO L274 CegarLoopResult]: For program point L683(lines 683 700) no Hoare annotation was computed. [2020-11-29 21:21:35,375 INFO L274 CegarLoopResult]: For program point L683-1(lines 683 700) no Hoare annotation was computed. [2020-11-29 21:21:35,375 INFO L274 CegarLoopResult]: For program point L683-2(lines 683 700) no Hoare annotation was computed. [2020-11-29 21:21:35,375 INFO L270 CegarLoopResult]: At program point L753(lines 748 756) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= 0 ~systemActive~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 (= 1 ~systemActive~0) .cse2 .cse3 .cse4))) [2020-11-29 21:21:35,375 INFO L270 CegarLoopResult]: At program point L753-1(lines 748 756) the Hoare annotation is: false [2020-11-29 21:21:35,375 INFO L274 CegarLoopResult]: For program point L687(lines 687 695) no Hoare annotation was computed. [2020-11-29 21:21:35,376 INFO L270 CegarLoopResult]: At program point L753-2(lines 748 756) the Hoare annotation is: false [2020-11-29 21:21:35,376 INFO L274 CegarLoopResult]: For program point L687-1(lines 687 695) no Hoare annotation was computed. [2020-11-29 21:21:35,376 INFO L274 CegarLoopResult]: For program point L687-2(lines 687 695) no Hoare annotation was computed. [2020-11-29 21:21:35,376 INFO L274 CegarLoopResult]: For program point L886(lines 886 890) no Hoare annotation was computed. [2020-11-29 21:21:35,376 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 21:21:35,376 INFO L270 CegarLoopResult]: At program point L1019(lines 968 1020) the Hoare annotation is: false [2020-11-29 21:21:35,376 INFO L274 CegarLoopResult]: For program point L821(lines 821 825) no Hoare annotation was computed. [2020-11-29 21:21:35,376 INFO L274 CegarLoopResult]: For program point L821-2(lines 821 825) no Hoare annotation was computed. [2020-11-29 21:21:35,376 INFO L274 CegarLoopResult]: For program point L821-3(lines 821 825) no Hoare annotation was computed. [2020-11-29 21:21:35,376 INFO L274 CegarLoopResult]: For program point L821-5(lines 821 825) no Hoare annotation was computed. [2020-11-29 21:21:35,376 INFO L274 CegarLoopResult]: For program point L821-6(lines 821 825) no Hoare annotation was computed. [2020-11-29 21:21:35,376 INFO L274 CegarLoopResult]: For program point L821-8(lines 821 825) no Hoare annotation was computed. [2020-11-29 21:21:35,376 INFO L274 CegarLoopResult]: For program point L821-9(lines 821 825) no Hoare annotation was computed. [2020-11-29 21:21:35,377 INFO L274 CegarLoopResult]: For program point L821-11(lines 821 825) no Hoare annotation was computed. [2020-11-29 21:21:35,377 INFO L274 CegarLoopResult]: For program point L821-12(lines 821 825) no Hoare annotation was computed. [2020-11-29 21:21:35,377 INFO L274 CegarLoopResult]: For program point L821-14(lines 821 825) no Hoare annotation was computed. [2020-11-29 21:21:35,377 INFO L274 CegarLoopResult]: For program point L821-15(lines 821 825) no Hoare annotation was computed. [2020-11-29 21:21:35,377 INFO L274 CegarLoopResult]: For program point L821-17(lines 821 825) no Hoare annotation was computed. [2020-11-29 21:21:35,377 INFO L270 CegarLoopResult]: At program point L954(lines 949 957) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 21:21:35,377 INFO L270 CegarLoopResult]: At program point L954-1(lines 949 957) the Hoare annotation is: false [2020-11-29 21:21:35,377 INFO L270 CegarLoopResult]: At program point L954-2(lines 949 957) the Hoare annotation is: false [2020-11-29 21:21:35,377 INFO L270 CegarLoopResult]: At program point L954-3(lines 949 957) the Hoare annotation is: false [2020-11-29 21:21:35,377 INFO L270 CegarLoopResult]: At program point L954-4(lines 949 957) the Hoare annotation is: false [2020-11-29 21:21:35,377 INFO L270 CegarLoopResult]: At program point L954-5(lines 949 957) the Hoare annotation is: false [2020-11-29 21:21:35,377 INFO L270 CegarLoopResult]: At program point L495-2(lines 495 509) the Hoare annotation is: false [2020-11-29 21:21:35,378 INFO L274 CegarLoopResult]: For program point L99(lines 99 112) no Hoare annotation was computed. [2020-11-29 21:21:35,378 INFO L270 CegarLoopResult]: At program point L99-1(lines 1 1026) the Hoare annotation is: (let ((.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse2 .cse3) (and .cse0 .cse1 .cse7 .cse3 .cse8) (and .cse4 .cse5 .cse0 .cse2 .cse3) (and .cse1 .cse6 .cse7 .cse2 .cse3 .cse8))) [2020-11-29 21:21:35,378 INFO L274 CegarLoopResult]: For program point L99-2(lines 99 112) no Hoare annotation was computed. [2020-11-29 21:21:35,378 INFO L270 CegarLoopResult]: At program point L99-3(lines 1 1026) the Hoare annotation is: false [2020-11-29 21:21:35,378 INFO L274 CegarLoopResult]: For program point L99-4(lines 99 112) no Hoare annotation was computed. [2020-11-29 21:21:35,378 INFO L270 CegarLoopResult]: At program point L99-5(lines 1 1026) the Hoare annotation is: false [2020-11-29 21:21:35,378 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-11-29 21:21:35,378 INFO L270 CegarLoopResult]: At program point L827(lines 812 830) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 21:21:35,378 INFO L270 CegarLoopResult]: At program point L827-1(lines 812 830) the Hoare annotation is: false [2020-11-29 21:21:35,378 INFO L270 CegarLoopResult]: At program point L827-2(lines 812 830) the Hoare annotation is: false [2020-11-29 21:21:35,378 INFO L270 CegarLoopResult]: At program point L827-3(lines 812 830) the Hoare annotation is: false [2020-11-29 21:21:35,379 INFO L270 CegarLoopResult]: At program point L827-4(lines 812 830) the Hoare annotation is: false [2020-11-29 21:21:35,379 INFO L270 CegarLoopResult]: At program point L827-5(lines 812 830) the Hoare annotation is: false [2020-11-29 21:21:35,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 09:21:35 BoogieIcfgContainer [2020-11-29 21:21:35,410 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 21:21:35,411 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:21:35,411 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:21:35,411 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:21:35,411 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:21:23" (3/4) ... [2020-11-29 21:21:35,414 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 21:21:35,455 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-29 21:21:35,457 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-29 21:21:35,459 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-29 21:21:35,461 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 21:21:35,464 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 21:21:35,466 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 21:21:35,468 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 21:21:35,495 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) [2020-11-29 21:21:35,496 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) [2020-11-29 21:21:35,498 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((methaneLevelCritical == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-29 21:21:35,501 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-29 21:21:35,501 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-29 21:21:35,508 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-29 21:21:35,508 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-29 21:21:35,512 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-11-29 21:21:35,513 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-29 21:21:35,513 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-11-29 21:21:35,513 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-29 21:21:35,513 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-29 21:21:35,514 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-29 21:21:35,515 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-29 21:21:35,515 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-29 21:21:35,515 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-29 21:21:35,515 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-29 21:21:35,516 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-29 21:21:35,516 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-29 21:21:35,652 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_07142e6d-5fe7-48e4-b967-22fc29153aa4/bin/uautomizer/witness.graphml [2020-11-29 21:21:35,653 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:21:35,654 INFO L168 Benchmark]: Toolchain (without parser) took 14225.85 ms. Allocated memory was 102.8 MB in the beginning and 302.0 MB in the end (delta: 199.2 MB). Free memory was 65.7 MB in the beginning and 123.4 MB in the end (delta: -57.8 MB). Peak memory consumption was 141.3 MB. Max. memory is 16.1 GB. [2020-11-29 21:21:35,654 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 102.8 MB. Free memory is still 82.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:21:35,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 546.97 ms. Allocated memory is still 102.8 MB. Free memory was 65.5 MB in the beginning and 67.2 MB in the end (delta: -1.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 21:21:35,655 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.21 ms. Allocated memory is still 102.8 MB. Free memory was 67.2 MB in the beginning and 61.2 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 21:21:35,655 INFO L168 Benchmark]: Boogie Preprocessor took 130.78 ms. Allocated memory is still 102.8 MB. Free memory was 61.2 MB in the beginning and 57.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:21:35,655 INFO L168 Benchmark]: RCFGBuilder took 1455.94 ms. Allocated memory was 102.8 MB in the beginning and 140.5 MB in the end (delta: 37.7 MB). Free memory was 57.0 MB in the beginning and 86.3 MB in the end (delta: -29.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 16.1 GB. [2020-11-29 21:21:35,656 INFO L168 Benchmark]: TraceAbstraction took 11711.74 ms. Allocated memory was 140.5 MB in the beginning and 302.0 MB in the end (delta: 161.5 MB). Free memory was 86.3 MB in the beginning and 143.4 MB in the end (delta: -57.1 MB). Peak memory consumption was 146.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:21:35,656 INFO L168 Benchmark]: Witness Printer took 242.01 ms. Allocated memory is still 302.0 MB. Free memory was 143.4 MB in the beginning and 123.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-29 21:21:35,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 102.8 MB. Free memory is still 82.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 546.97 ms. Allocated memory is still 102.8 MB. Free memory was 65.5 MB in the beginning and 67.2 MB in the end (delta: -1.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 131.21 ms. Allocated memory is still 102.8 MB. Free memory was 67.2 MB in the beginning and 61.2 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 130.78 ms. Allocated memory is still 102.8 MB. Free memory was 61.2 MB in the beginning and 57.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1455.94 ms. Allocated memory was 102.8 MB in the beginning and 140.5 MB in the end (delta: 37.7 MB). Free memory was 57.0 MB in the beginning and 86.3 MB in the end (delta: -29.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 11711.74 ms. Allocated memory was 140.5 MB in the beginning and 302.0 MB in the end (delta: 161.5 MB). Free memory was 86.3 MB in the beginning and 143.4 MB in the end (delta: -57.1 MB). Peak memory consumption was 146.1 MB. Max. memory is 16.1 GB. * Witness Printer took 242.01 ms. Allocated memory is still 302.0 MB. Free memory was 143.4 MB in the beginning and 123.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: 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: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: (((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || ((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || ((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && pumpRunning == 0) && splverifierCounter == 0) || ((methaneLevelCritical == 1 && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 989]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || ((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((methaneLevelCritical == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: ((((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 230 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.5s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1913 SDtfs, 2131 SDslu, 3026 SDs, 0 SdLazy, 436 SolverSat, 93 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=490occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 1971 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 358 NumberOfFragments, 928 HoareAnnotationTreeSize, 92 FomulaSimplifications, 911376 FormulaSimplificationTreeSizeReduction, 2.5s HoareSimplificationTime, 92 FomulaSimplificationsInter, 130249 FormulaSimplificationTreeSizeReductionInter, 5.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 387 NumberOfCodeBlocks, 387 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 375 ConstructedInterpolants, 0 QuantifiedInterpolants, 21133 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...