./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9648b26a5ec4f9065ef62bcefcc0539fba2412ec ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 23:04:42,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 23:04:42,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 23:04:42,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 23:04:42,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 23:04:42,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 23:04:42,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 23:04:42,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 23:04:42,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 23:04:42,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 23:04:42,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 23:04:42,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 23:04:42,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 23:04:42,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 23:04:42,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 23:04:42,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 23:04:42,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 23:04:42,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 23:04:42,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 23:04:42,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 23:04:42,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 23:04:42,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 23:04:42,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 23:04:42,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 23:04:42,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 23:04:42,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 23:04:42,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 23:04:42,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 23:04:42,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 23:04:42,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 23:04:42,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 23:04:42,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 23:04:42,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 23:04:42,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 23:04:42,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 23:04:42,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 23:04:42,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 23:04:42,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 23:04:42,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 23:04:42,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 23:04:42,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 23:04:42,229 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 23:04:42,285 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 23:04:42,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 23:04:42,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 23:04:42,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 23:04:42,290 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 23:04:42,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 23:04:42,291 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 23:04:42,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 23:04:42,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 23:04:42,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 23:04:42,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 23:04:42,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 23:04:42,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 23:04:42,294 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 23:04:42,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 23:04:42,294 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 23:04:42,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 23:04:42,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 23:04:42,295 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 23:04:42,295 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 23:04:42,296 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 23:04:42,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 23:04:42,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 23:04:42,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 23:04:42,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 23:04:42,297 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 23:04:42,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 23:04:42,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 23:04:42,298 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 23:04:42,298 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9648b26a5ec4f9065ef62bcefcc0539fba2412ec [2020-10-25 23:04:42,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 23:04:42,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 23:04:42,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 23:04:42,794 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 23:04:42,796 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 23:04:42,797 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c [2020-10-25 23:04:42,897 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e64d801a5/c495c35455024b4eb790e4929b0c6aaf/FLAGc07b4f7e8 [2020-10-25 23:04:43,584 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 23:04:43,585 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c [2020-10-25 23:04:43,605 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e64d801a5/c495c35455024b4eb790e4929b0c6aaf/FLAGc07b4f7e8 [2020-10-25 23:04:43,874 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e64d801a5/c495c35455024b4eb790e4929b0c6aaf [2020-10-25 23:04:43,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 23:04:43,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 23:04:43,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 23:04:43,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 23:04:43,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 23:04:43,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:04:43" (1/1) ... [2020-10-25 23:04:43,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10d4824e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:04:43, skipping insertion in model container [2020-10-25 23:04:43,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:04:43" (1/1) ... [2020-10-25 23:04:43,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 23:04:44,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 23:04:44,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:04:44,459 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 23:04:44,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:04:44,659 INFO L208 MainTranslator]: Completed translation [2020-10-25 23:04:44,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:04:44 WrapperNode [2020-10-25 23:04:44,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 23:04:44,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 23:04:44,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 23:04:44,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 23:04:44,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:04:44" (1/1) ... [2020-10-25 23:04:44,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:04:44" (1/1) ... [2020-10-25 23:04:44,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 23:04:44,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 23:04:44,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 23:04:44,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 23:04:44,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:04:44" (1/1) ... [2020-10-25 23:04:44,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:04:44" (1/1) ... [2020-10-25 23:04:44,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:04:44" (1/1) ... [2020-10-25 23:04:44,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:04:44" (1/1) ... [2020-10-25 23:04:44,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:04:44" (1/1) ... [2020-10-25 23:04:44,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:04:44" (1/1) ... [2020-10-25 23:04:44,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:04:44" (1/1) ... [2020-10-25 23:04:44,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 23:04:44,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 23:04:44,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 23:04:44,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 23:04:44,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:04:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 23:04:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 23:04:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 23:04:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 23:04:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 23:04:45,950 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 23:04:45,950 INFO L298 CfgBuilder]: Removed 198 assume(true) statements. [2020-10-25 23:04:45,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:04:45 BoogieIcfgContainer [2020-10-25 23:04:45,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 23:04:45,954 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 23:04:45,955 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 23:04:45,958 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 23:04:45,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 11:04:43" (1/3) ... [2020-10-25 23:04:45,959 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e909498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:04:45, skipping insertion in model container [2020-10-25 23:04:45,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:04:44" (2/3) ... [2020-10-25 23:04:45,960 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e909498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:04:45, skipping insertion in model container [2020-10-25 23:04:45,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:04:45" (3/3) ... [2020-10-25 23:04:45,962 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product45.cil.c [2020-10-25 23:04:45,973 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 23:04:45,979 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-25 23:04:45,996 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-25 23:04:46,023 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 23:04:46,024 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 23:04:46,024 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 23:04:46,024 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 23:04:46,024 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 23:04:46,025 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 23:04:46,025 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 23:04:46,025 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 23:04:46,043 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states. [2020-10-25 23:04:46,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-25 23:04:46,050 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:04:46,051 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:04:46,051 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:04:46,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:04:46,058 INFO L82 PathProgramCache]: Analyzing trace with hash -175303324, now seen corresponding path program 1 times [2020-10-25 23:04:46,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:04:46,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460895408] [2020-10-25 23:04:46,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:04:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:04:46,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:04:46,334 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460895408] [2020-10-25 23:04:46,335 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:04:46,335 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:04:46,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136822277] [2020-10-25 23:04:46,341 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-25 23:04:46,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:04:46,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-25 23:04:46,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-25 23:04:46,359 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 2 states. [2020-10-25 23:04:46,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:04:46,423 INFO L93 Difference]: Finished difference Result 255 states and 380 transitions. [2020-10-25 23:04:46,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-25 23:04:46,425 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-10-25 23:04:46,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:04:46,437 INFO L225 Difference]: With dead ends: 255 [2020-10-25 23:04:46,437 INFO L226 Difference]: Without dead ends: 125 [2020-10-25 23:04:46,441 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 [2020-10-25 23:04:46,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-10-25 23:04:46,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2020-10-25 23:04:46,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-25 23:04:46,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 180 transitions. [2020-10-25 23:04:46,492 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 180 transitions. Word has length 16 [2020-10-25 23:04:46,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:04:46,492 INFO L481 AbstractCegarLoop]: Abstraction has 125 states and 180 transitions. [2020-10-25 23:04:46,493 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-25 23:04:46,493 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 180 transitions. [2020-10-25 23:04:46,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-25 23:04:46,494 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:04:46,494 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:04:46,494 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 23:04:46,495 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:04:46,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:04:46,496 INFO L82 PathProgramCache]: Analyzing trace with hash -1222060221, now seen corresponding path program 1 times [2020-10-25 23:04:46,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:04:46,496 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078260149] [2020-10-25 23:04:46,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:04:46,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:04:46,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:04:46,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078260149] [2020-10-25 23:04:46,657 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:04:46,657 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:04:46,657 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977338005] [2020-10-25 23:04:46,662 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:04:46,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:04:46,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:04:46,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:04:46,663 INFO L87 Difference]: Start difference. First operand 125 states and 180 transitions. Second operand 3 states. [2020-10-25 23:04:46,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:04:46,683 INFO L93 Difference]: Finished difference Result 125 states and 180 transitions. [2020-10-25 23:04:46,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:04:46,684 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-25 23:04:46,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:04:46,685 INFO L225 Difference]: With dead ends: 125 [2020-10-25 23:04:46,685 INFO L226 Difference]: Without dead ends: 51 [2020-10-25 23:04:46,687 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 [2020-10-25 23:04:46,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-10-25 23:04:46,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2020-10-25 23:04:46,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-10-25 23:04:46,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2020-10-25 23:04:46,695 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 17 [2020-10-25 23:04:46,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:04:46,695 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2020-10-25 23:04:46,695 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:04:46,696 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2020-10-25 23:04:46,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-25 23:04:46,697 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:04:46,697 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] [2020-10-25 23:04:46,697 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 23:04:46,698 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:04:46,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:04:46,699 INFO L82 PathProgramCache]: Analyzing trace with hash -2019078694, now seen corresponding path program 1 times [2020-10-25 23:04:46,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:04:46,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915593789] [2020-10-25 23:04:46,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:04:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:04:46,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:04:46,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915593789] [2020-10-25 23:04:46,800 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:04:46,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:04:46,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448701397] [2020-10-25 23:04:46,801 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 23:04:46,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:04:46,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 23:04:46,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-25 23:04:46,803 INFO L87 Difference]: Start difference. First operand 51 states and 73 transitions. Second operand 6 states. [2020-10-25 23:04:47,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:04:47,028 INFO L93 Difference]: Finished difference Result 96 states and 140 transitions. [2020-10-25 23:04:47,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:04:47,029 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-10-25 23:04:47,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:04:47,030 INFO L225 Difference]: With dead ends: 96 [2020-10-25 23:04:47,030 INFO L226 Difference]: Without dead ends: 51 [2020-10-25 23:04:47,031 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:04:47,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-10-25 23:04:47,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2020-10-25 23:04:47,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-10-25 23:04:47,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 72 transitions. [2020-10-25 23:04:47,039 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 72 transitions. Word has length 22 [2020-10-25 23:04:47,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:04:47,039 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 72 transitions. [2020-10-25 23:04:47,039 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 23:04:47,039 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2020-10-25 23:04:47,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-25 23:04:47,040 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:04:47,041 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] [2020-10-25 23:04:47,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 23:04:47,041 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:04:47,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:04:47,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1511639432, now seen corresponding path program 1 times [2020-10-25 23:04:47,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:04:47,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815328036] [2020-10-25 23:04:47,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:04:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:04:47,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:04:47,105 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815328036] [2020-10-25 23:04:47,105 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:04:47,106 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:04:47,106 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107304192] [2020-10-25 23:04:47,106 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:04:47,107 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:04:47,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:04:47,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:04:47,108 INFO L87 Difference]: Start difference. First operand 51 states and 72 transitions. Second operand 3 states. [2020-10-25 23:04:47,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:04:47,152 INFO L93 Difference]: Finished difference Result 117 states and 168 transitions. [2020-10-25 23:04:47,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:04:47,153 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-10-25 23:04:47,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:04:47,154 INFO L225 Difference]: With dead ends: 117 [2020-10-25 23:04:47,154 INFO L226 Difference]: Without dead ends: 72 [2020-10-25 23:04:47,155 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 [2020-10-25 23:04:47,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-10-25 23:04:47,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2020-10-25 23:04:47,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-10-25 23:04:47,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 98 transitions. [2020-10-25 23:04:47,166 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 98 transitions. Word has length 24 [2020-10-25 23:04:47,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:04:47,166 INFO L481 AbstractCegarLoop]: Abstraction has 70 states and 98 transitions. [2020-10-25 23:04:47,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:04:47,167 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2020-10-25 23:04:47,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-25 23:04:47,168 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:04:47,168 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] [2020-10-25 23:04:47,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 23:04:47,169 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:04:47,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:04:47,170 INFO L82 PathProgramCache]: Analyzing trace with hash 406595852, now seen corresponding path program 1 times [2020-10-25 23:04:47,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:04:47,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310198541] [2020-10-25 23:04:47,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:04:47,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:04:47,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:04:47,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310198541] [2020-10-25 23:04:47,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:04:47,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:04:47,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066214731] [2020-10-25 23:04:47,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:04:47,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:04:47,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:04:47,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:04:47,345 INFO L87 Difference]: Start difference. First operand 70 states and 98 transitions. Second operand 5 states. [2020-10-25 23:04:47,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:04:47,526 INFO L93 Difference]: Finished difference Result 335 states and 484 transitions. [2020-10-25 23:04:47,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-25 23:04:47,527 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2020-10-25 23:04:47,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:04:47,531 INFO L225 Difference]: With dead ends: 335 [2020-10-25 23:04:47,531 INFO L226 Difference]: Without dead ends: 271 [2020-10-25 23:04:47,532 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 [2020-10-25 23:04:47,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2020-10-25 23:04:47,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 128. [2020-10-25 23:04:47,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-10-25 23:04:47,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 179 transitions. [2020-10-25 23:04:47,560 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 179 transitions. Word has length 30 [2020-10-25 23:04:47,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:04:47,561 INFO L481 AbstractCegarLoop]: Abstraction has 128 states and 179 transitions. [2020-10-25 23:04:47,561 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:04:47,561 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 179 transitions. [2020-10-25 23:04:47,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-10-25 23:04:47,563 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:04:47,563 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] [2020-10-25 23:04:47,563 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 23:04:47,564 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:04:47,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:04:47,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1078364354, now seen corresponding path program 1 times [2020-10-25 23:04:47,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:04:47,566 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543811141] [2020-10-25 23:04:47,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:04:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:04:47,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:04:47,654 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543811141] [2020-10-25 23:04:47,655 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:04:47,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:04:47,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588608623] [2020-10-25 23:04:47,656 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:04:47,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:04:47,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:04:47,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:04:47,657 INFO L87 Difference]: Start difference. First operand 128 states and 179 transitions. Second operand 5 states. [2020-10-25 23:04:47,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:04:47,820 INFO L93 Difference]: Finished difference Result 366 states and 516 transitions. [2020-10-25 23:04:47,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-25 23:04:47,821 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2020-10-25 23:04:47,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:04:47,824 INFO L225 Difference]: With dead ends: 366 [2020-10-25 23:04:47,824 INFO L226 Difference]: Without dead ends: 364 [2020-10-25 23:04:47,825 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 [2020-10-25 23:04:47,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-10-25 23:04:47,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 128. [2020-10-25 23:04:47,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-10-25 23:04:47,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 178 transitions. [2020-10-25 23:04:47,847 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 178 transitions. Word has length 31 [2020-10-25 23:04:47,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:04:47,848 INFO L481 AbstractCegarLoop]: Abstraction has 128 states and 178 transitions. [2020-10-25 23:04:47,848 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:04:47,848 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 178 transitions. [2020-10-25 23:04:47,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-25 23:04:47,849 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:04:47,849 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] [2020-10-25 23:04:47,850 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-25 23:04:47,850 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:04:47,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:04:47,851 INFO L82 PathProgramCache]: Analyzing trace with hash 123869668, now seen corresponding path program 1 times [2020-10-25 23:04:47,851 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:04:47,851 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558645666] [2020-10-25 23:04:47,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:04:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:04:47,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:04:47,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558645666] [2020-10-25 23:04:47,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:04:47,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:04:47,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552354861] [2020-10-25 23:04:47,918 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:04:47,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:04:47,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:04:47,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:04:47,919 INFO L87 Difference]: Start difference. First operand 128 states and 178 transitions. Second operand 5 states. [2020-10-25 23:04:48,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:04:48,000 INFO L93 Difference]: Finished difference Result 336 states and 464 transitions. [2020-10-25 23:04:48,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:04:48,001 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-10-25 23:04:48,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:04:48,003 INFO L225 Difference]: With dead ends: 336 [2020-10-25 23:04:48,003 INFO L226 Difference]: Without dead ends: 214 [2020-10-25 23:04:48,004 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 [2020-10-25 23:04:48,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2020-10-25 23:04:48,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 140. [2020-10-25 23:04:48,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-10-25 23:04:48,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 190 transitions. [2020-10-25 23:04:48,043 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 190 transitions. Word has length 34 [2020-10-25 23:04:48,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:04:48,044 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 190 transitions. [2020-10-25 23:04:48,045 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:04:48,045 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 190 transitions. [2020-10-25 23:04:48,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-25 23:04:48,052 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:04:48,052 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] [2020-10-25 23:04:48,053 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-25 23:04:48,053 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:04:48,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:04:48,054 INFO L82 PathProgramCache]: Analyzing trace with hash -462936346, now seen corresponding path program 1 times [2020-10-25 23:04:48,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:04:48,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558097879] [2020-10-25 23:04:48,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:04:48,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:04:48,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:04:48,174 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558097879] [2020-10-25 23:04:48,174 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:04:48,175 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-25 23:04:48,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927355300] [2020-10-25 23:04:48,175 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 23:04:48,176 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:04:48,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 23:04:48,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-25 23:04:48,177 INFO L87 Difference]: Start difference. First operand 140 states and 190 transitions. Second operand 6 states. [2020-10-25 23:04:48,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:04:48,289 INFO L93 Difference]: Finished difference Result 370 states and 498 transitions. [2020-10-25 23:04:48,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-25 23:04:48,290 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-10-25 23:04:48,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:04:48,292 INFO L225 Difference]: With dead ends: 370 [2020-10-25 23:04:48,293 INFO L226 Difference]: Without dead ends: 236 [2020-10-25 23:04:48,296 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-10-25 23:04:48,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2020-10-25 23:04:48,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 148. [2020-10-25 23:04:48,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2020-10-25 23:04:48,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 198 transitions. [2020-10-25 23:04:48,320 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 198 transitions. Word has length 34 [2020-10-25 23:04:48,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:04:48,321 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 198 transitions. [2020-10-25 23:04:48,321 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 23:04:48,321 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 198 transitions. [2020-10-25 23:04:48,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-25 23:04:48,328 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:04:48,329 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] [2020-10-25 23:04:48,329 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-25 23:04:48,330 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:04:48,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:04:48,331 INFO L82 PathProgramCache]: Analyzing trace with hash -1742800024, now seen corresponding path program 1 times [2020-10-25 23:04:48,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:04:48,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792794545] [2020-10-25 23:04:48,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:04:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:04:48,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:04:48,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792794545] [2020-10-25 23:04:48,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:04:48,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:04:48,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989676687] [2020-10-25 23:04:48,426 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:04:48,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:04:48,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:04:48,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:04:48,427 INFO L87 Difference]: Start difference. First operand 148 states and 198 transitions. Second operand 3 states. [2020-10-25 23:04:48,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:04:48,470 INFO L93 Difference]: Finished difference Result 340 states and 454 transitions. [2020-10-25 23:04:48,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:04:48,471 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-10-25 23:04:48,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:04:48,473 INFO L225 Difference]: With dead ends: 340 [2020-10-25 23:04:48,473 INFO L226 Difference]: Without dead ends: 198 [2020-10-25 23:04:48,475 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 [2020-10-25 23:04:48,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-10-25 23:04:48,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2020-10-25 23:04:48,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2020-10-25 23:04:48,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 258 transitions. [2020-10-25 23:04:48,503 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 258 transitions. Word has length 34 [2020-10-25 23:04:48,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:04:48,503 INFO L481 AbstractCegarLoop]: Abstraction has 198 states and 258 transitions. [2020-10-25 23:04:48,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:04:48,503 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 258 transitions. [2020-10-25 23:04:48,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-25 23:04:48,504 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:04:48,504 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] [2020-10-25 23:04:48,505 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-25 23:04:48,505 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:04:48,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:04:48,505 INFO L82 PathProgramCache]: Analyzing trace with hash -226364314, now seen corresponding path program 1 times [2020-10-25 23:04:48,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:04:48,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570792783] [2020-10-25 23:04:48,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:04:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:04:48,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:04:48,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570792783] [2020-10-25 23:04:48,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:04:48,603 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-25 23:04:48,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212877595] [2020-10-25 23:04:48,604 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-25 23:04:48,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:04:48,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-25 23:04:48,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:04:48,605 INFO L87 Difference]: Start difference. First operand 198 states and 258 transitions. Second operand 8 states. [2020-10-25 23:04:49,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:04:49,135 INFO L93 Difference]: Finished difference Result 764 states and 992 transitions. [2020-10-25 23:04:49,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-25 23:04:49,140 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2020-10-25 23:04:49,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:04:49,146 INFO L225 Difference]: With dead ends: 764 [2020-10-25 23:04:49,147 INFO L226 Difference]: Without dead ends: 572 [2020-10-25 23:04:49,148 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=174, Invalid=378, Unknown=0, NotChecked=0, Total=552 [2020-10-25 23:04:49,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2020-10-25 23:04:49,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 198. [2020-10-25 23:04:49,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2020-10-25 23:04:49,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 253 transitions. [2020-10-25 23:04:49,176 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 253 transitions. Word has length 35 [2020-10-25 23:04:49,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:04:49,177 INFO L481 AbstractCegarLoop]: Abstraction has 198 states and 253 transitions. [2020-10-25 23:04:49,177 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-25 23:04:49,177 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 253 transitions. [2020-10-25 23:04:49,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-25 23:04:49,178 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:04:49,178 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] [2020-10-25 23:04:49,178 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-25 23:04:49,179 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:04:49,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:04:49,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1924582656, now seen corresponding path program 1 times [2020-10-25 23:04:49,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:04:49,180 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132745660] [2020-10-25 23:04:49,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:04:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:04:49,294 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-25 23:04:49,294 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132745660] [2020-10-25 23:04:49,294 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:04:49,294 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-25 23:04:49,295 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422636837] [2020-10-25 23:04:49,295 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 23:04:49,295 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:04:49,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 23:04:49,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-25 23:04:49,298 INFO L87 Difference]: Start difference. First operand 198 states and 253 transitions. Second operand 6 states. [2020-10-25 23:04:49,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:04:49,597 INFO L93 Difference]: Finished difference Result 497 states and 639 transitions. [2020-10-25 23:04:49,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-25 23:04:49,597 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2020-10-25 23:04:49,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:04:49,599 INFO L225 Difference]: With dead ends: 497 [2020-10-25 23:04:49,599 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 23:04:49,600 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-10-25 23:04:49,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 23:04:49,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 23:04:49,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 23:04:49,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 23:04:49,601 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2020-10-25 23:04:49,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:04:49,601 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 23:04:49,611 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 23:04:49,611 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 23:04:49,611 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 23:04:49,611 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-25 23:04:49,614 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 23:04:49,952 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 71 [2020-10-25 23:04:50,398 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 66 [2020-10-25 23:04:50,614 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 114 [2020-10-25 23:04:50,848 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 109 [2020-10-25 23:04:51,039 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 106 [2020-10-25 23:04:51,430 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 18 [2020-10-25 23:04:51,764 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 27 [2020-10-25 23:04:52,008 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 21 [2020-10-25 23:04:52,149 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 25 [2020-10-25 23:04:52,504 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 27 [2020-10-25 23:04:52,823 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 23 [2020-10-25 23:04:52,932 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 23 [2020-10-25 23:04:53,204 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 18 [2020-10-25 23:04:53,887 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 17 [2020-10-25 23:04:54,016 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 21 [2020-10-25 23:04:54,585 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 17 [2020-10-25 23:04:55,152 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 26 [2020-10-25 23:04:55,157 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:04:55,157 INFO L274 CegarLoopResult]: For program point L267(lines 267 274) no Hoare annotation was computed. [2020-10-25 23:04:55,157 INFO L277 CegarLoopResult]: At program point L267-1(lines 267 274) the Hoare annotation is: true [2020-10-25 23:04:55,157 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-25 23:04:55,158 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-25 23:04:55,158 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-25 23:04:55,158 INFO L270 CegarLoopResult]: At program point L763(lines 763 769) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= ~methaneLevelCritical~0 1) .cse0 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5))) [2020-10-25 23:04:55,158 INFO L270 CegarLoopResult]: At program point L763-1(lines 763 769) the Hoare annotation is: false [2020-10-25 23:04:55,159 INFO L270 CegarLoopResult]: At program point L763-2(lines 763 769) the Hoare annotation is: false [2020-10-25 23:04:55,160 INFO L270 CegarLoopResult]: At program point L137(lines 128 141) 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) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-25 23:04:55,160 INFO L270 CegarLoopResult]: At program point L137-1(lines 128 141) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-10-25 23:04:55,160 INFO L270 CegarLoopResult]: At program point L137-2(lines 128 141) the Hoare annotation is: false [2020-10-25 23:04:55,160 INFO L270 CegarLoopResult]: At program point L137-3(lines 128 141) the Hoare annotation is: false [2020-10-25 23:04:55,160 INFO L270 CegarLoopResult]: At program point L137-4(lines 128 141) the Hoare annotation is: false [2020-10-25 23:04:55,160 INFO L270 CegarLoopResult]: At program point L137-5(lines 128 141) the Hoare annotation is: false [2020-10-25 23:04:55,161 INFO L270 CegarLoopResult]: At program point L303(lines 1 942) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-25 23:04:55,161 INFO L274 CegarLoopResult]: For program point L933(lines 933 937) no Hoare annotation was computed. [2020-10-25 23:04:55,161 INFO L274 CegarLoopResult]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2020-10-25 23:04:55,161 INFO L274 CegarLoopResult]: For program point L933-3(lines 933 937) no Hoare annotation was computed. [2020-10-25 23:04:55,161 INFO L274 CegarLoopResult]: For program point L933-5(lines 933 937) no Hoare annotation was computed. [2020-10-25 23:04:55,161 INFO L274 CegarLoopResult]: For program point L933-6(lines 933 937) no Hoare annotation was computed. [2020-10-25 23:04:55,161 INFO L274 CegarLoopResult]: For program point L702(lines 702 708) no Hoare annotation was computed. [2020-10-25 23:04:55,161 INFO L270 CegarLoopResult]: At program point L702-1(lines 702 708) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0) .cse3 .cse4))) [2020-10-25 23:04:55,161 INFO L274 CegarLoopResult]: For program point L933-8(lines 933 937) no Hoare annotation was computed. [2020-10-25 23:04:55,162 INFO L274 CegarLoopResult]: For program point L933-9(lines 933 937) no Hoare annotation was computed. [2020-10-25 23:04:55,162 INFO L274 CegarLoopResult]: For program point L933-11(lines 933 937) no Hoare annotation was computed. [2020-10-25 23:04:55,162 INFO L274 CegarLoopResult]: For program point L933-12(lines 933 937) no Hoare annotation was computed. [2020-10-25 23:04:55,162 INFO L274 CegarLoopResult]: For program point L933-14(lines 933 937) no Hoare annotation was computed. [2020-10-25 23:04:55,163 INFO L274 CegarLoopResult]: For program point L933-15(lines 933 937) no Hoare annotation was computed. [2020-10-25 23:04:55,163 INFO L274 CegarLoopResult]: For program point L933-17(lines 933 937) no Hoare annotation was computed. [2020-10-25 23:04:55,163 INFO L270 CegarLoopResult]: At program point L240(lines 236 242) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-25 23:04:55,164 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:04:55,164 INFO L270 CegarLoopResult]: At program point L738(lines 691 739) the Hoare annotation is: false [2020-10-25 23:04:55,164 INFO L277 CegarLoopResult]: At program point L276(lines 257 279) the Hoare annotation is: true [2020-10-25 23:04:55,164 INFO L274 CegarLoopResult]: For program point L79(lines 79 83) no Hoare annotation was computed. [2020-10-25 23:04:55,164 INFO L270 CegarLoopResult]: At program point L311(lines 306 314) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-25 23:04:55,165 INFO L270 CegarLoopResult]: At program point L939(lines 924 942) 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) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-25 23:04:55,165 INFO L270 CegarLoopResult]: At program point L939-1(lines 924 942) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-10-25 23:04:55,165 INFO L270 CegarLoopResult]: At program point L939-2(lines 924 942) the Hoare annotation is: false [2020-10-25 23:04:55,165 INFO L270 CegarLoopResult]: At program point L939-3(lines 924 942) the Hoare annotation is: false [2020-10-25 23:04:55,166 INFO L270 CegarLoopResult]: At program point L939-4(lines 924 942) the Hoare annotation is: false [2020-10-25 23:04:55,166 INFO L270 CegarLoopResult]: At program point L939-5(lines 924 942) the Hoare annotation is: false [2020-10-25 23:04:55,166 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-25 23:04:55,168 INFO L274 CegarLoopResult]: For program point L147-1(line 147) no Hoare annotation was computed. [2020-10-25 23:04:55,169 INFO L274 CegarLoopResult]: For program point L147-2(line 147) no Hoare annotation was computed. [2020-10-25 23:04:55,169 INFO L270 CegarLoopResult]: At program point L875(lines 868 878) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse0 .cse1 .cse2 .cse3) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2 .cse3))) [2020-10-25 23:04:55,169 INFO L270 CegarLoopResult]: At program point L875-1(lines 868 878) 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) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-25 23:04:55,169 INFO L270 CegarLoopResult]: At program point L875-2(lines 868 878) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse0 .cse1 .cse2) (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse0 .cse1 (= |ULTIMATE.start_valid_product_#res| 1) .cse2))) [2020-10-25 23:04:55,170 INFO L270 CegarLoopResult]: At program point L875-3(lines 868 878) the Hoare annotation is: false [2020-10-25 23:04:55,170 INFO L270 CegarLoopResult]: At program point L875-4(lines 868 878) the Hoare annotation is: false [2020-10-25 23:04:55,170 INFO L270 CegarLoopResult]: At program point L875-5(lines 868 878) the Hoare annotation is: false [2020-10-25 23:04:55,170 INFO L270 CegarLoopResult]: At program point L875-6(lines 868 878) the Hoare annotation is: false [2020-10-25 23:04:55,170 INFO L270 CegarLoopResult]: At program point L875-7(lines 868 878) the Hoare annotation is: false [2020-10-25 23:04:55,171 INFO L270 CegarLoopResult]: At program point L875-8(lines 868 878) the Hoare annotation is: false [2020-10-25 23:04:55,180 INFO L274 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-10-25 23:04:55,180 INFO L270 CegarLoopResult]: At program point L712-1(lines 712 718) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3))) [2020-10-25 23:04:55,181 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 23:04:55,181 INFO L274 CegarLoopResult]: For program point L814(lines 814 831) no Hoare annotation was computed. [2020-10-25 23:04:55,181 INFO L274 CegarLoopResult]: For program point L814-1(lines 814 831) no Hoare annotation was computed. [2020-10-25 23:04:55,181 INFO L274 CegarLoopResult]: For program point L814-2(lines 814 831) no Hoare annotation was computed. [2020-10-25 23:04:55,181 INFO L274 CegarLoopResult]: For program point L55(lines 55 59) no Hoare annotation was computed. [2020-10-25 23:04:55,181 INFO L274 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2020-10-25 23:04:55,182 INFO L274 CegarLoopResult]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2020-10-25 23:04:55,182 INFO L274 CegarLoopResult]: For program point L850(lines 850 856) no Hoare annotation was computed. [2020-10-25 23:04:55,182 INFO L274 CegarLoopResult]: For program point L850-2(lines 850 856) no Hoare annotation was computed. [2020-10-25 23:04:55,182 INFO L274 CegarLoopResult]: For program point L850-4(lines 850 856) no Hoare annotation was computed. [2020-10-25 23:04:55,182 INFO L274 CegarLoopResult]: For program point L850-6(lines 850 856) no Hoare annotation was computed. [2020-10-25 23:04:55,182 INFO L274 CegarLoopResult]: For program point L850-8(lines 850 856) no Hoare annotation was computed. [2020-10-25 23:04:55,183 INFO L274 CegarLoopResult]: For program point L850-10(lines 850 856) no Hoare annotation was computed. [2020-10-25 23:04:55,183 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 23:04:55,183 INFO L270 CegarLoopResult]: At program point L884(lines 879 887) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-25 23:04:55,183 INFO L270 CegarLoopResult]: At program point L884-1(lines 879 887) the Hoare annotation is: false [2020-10-25 23:04:55,184 INFO L274 CegarLoopResult]: For program point L818(lines 818 826) no Hoare annotation was computed. [2020-10-25 23:04:55,184 INFO L270 CegarLoopResult]: At program point L884-2(lines 879 887) the Hoare annotation is: false [2020-10-25 23:04:55,184 INFO L274 CegarLoopResult]: For program point L818-1(lines 818 826) no Hoare annotation was computed. [2020-10-25 23:04:55,184 INFO L274 CegarLoopResult]: For program point L818-2(lines 818 826) no Hoare annotation was computed. [2020-10-25 23:04:55,184 INFO L270 CegarLoopResult]: At program point L191-2(lines 191 205) the Hoare annotation is: false [2020-10-25 23:04:55,185 INFO L270 CegarLoopResult]: At program point L92(lines 87 95) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2 .cse3))) [2020-10-25 23:04:55,185 INFO L270 CegarLoopResult]: At program point L92-1(lines 87 95) 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) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-25 23:04:55,185 INFO L270 CegarLoopResult]: At program point L92-2(lines 87 95) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2 .cse3 .cse4))) [2020-10-25 23:04:55,185 INFO L270 CegarLoopResult]: At program point L92-3(lines 87 95) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2 .cse3))) [2020-10-25 23:04:55,186 INFO L270 CegarLoopResult]: At program point L92-4(lines 87 95) the Hoare annotation is: false [2020-10-25 23:04:55,186 INFO L270 CegarLoopResult]: At program point L92-5(lines 87 95) the Hoare annotation is: false [2020-10-25 23:04:55,186 INFO L270 CegarLoopResult]: At program point L92-6(lines 87 95) the Hoare annotation is: false [2020-10-25 23:04:55,186 INFO L270 CegarLoopResult]: At program point L92-7(lines 87 95) the Hoare annotation is: false [2020-10-25 23:04:55,186 INFO L270 CegarLoopResult]: At program point L92-8(lines 87 95) the Hoare annotation is: false [2020-10-25 23:04:55,187 INFO L270 CegarLoopResult]: At program point L92-9(lines 87 95) the Hoare annotation is: false [2020-10-25 23:04:55,187 INFO L270 CegarLoopResult]: At program point L92-10(lines 87 95) the Hoare annotation is: false [2020-10-25 23:04:55,187 INFO L270 CegarLoopResult]: At program point L92-11(lines 87 95) the Hoare annotation is: false [2020-10-25 23:04:55,187 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-25 23:04:55,187 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 23:04:55,187 INFO L274 CegarLoopResult]: For program point L788(lines 788 805) no Hoare annotation was computed. [2020-10-25 23:04:55,188 INFO L274 CegarLoopResult]: For program point L788-1(lines 788 805) no Hoare annotation was computed. [2020-10-25 23:04:55,188 INFO L274 CegarLoopResult]: For program point L722(lines 722 733) no Hoare annotation was computed. [2020-10-25 23:04:55,188 INFO L274 CegarLoopResult]: For program point L788-2(lines 788 805) no Hoare annotation was computed. [2020-10-25 23:04:55,188 INFO L274 CegarLoopResult]: For program point L788-3(lines 788 805) no Hoare annotation was computed. [2020-10-25 23:04:55,188 INFO L274 CegarLoopResult]: For program point L788-4(lines 788 805) no Hoare annotation was computed. [2020-10-25 23:04:55,188 INFO L274 CegarLoopResult]: For program point L788-5(lines 788 805) no Hoare annotation was computed. [2020-10-25 23:04:55,189 INFO L274 CegarLoopResult]: For program point L161(lines 161 174) no Hoare annotation was computed. [2020-10-25 23:04:55,189 INFO L270 CegarLoopResult]: At program point L161-1(lines 1 942) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0) .cse3 .cse4))) [2020-10-25 23:04:55,189 INFO L274 CegarLoopResult]: For program point L161-2(lines 161 174) no Hoare annotation was computed. [2020-10-25 23:04:55,189 INFO L270 CegarLoopResult]: At program point L161-3(lines 1 942) the Hoare annotation is: false [2020-10-25 23:04:55,189 INFO L274 CegarLoopResult]: For program point L161-4(lines 161 174) no Hoare annotation was computed. [2020-10-25 23:04:55,190 INFO L270 CegarLoopResult]: At program point L161-5(lines 1 942) the Hoare annotation is: false [2020-10-25 23:04:55,190 INFO L270 CegarLoopResult]: At program point L756(lines 755 774) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3))) [2020-10-25 23:04:55,190 INFO L274 CegarLoopResult]: For program point L756-1(lines 756 762) no Hoare annotation was computed. [2020-10-25 23:04:55,190 INFO L270 CegarLoopResult]: At program point L756-2(lines 755 774) the Hoare annotation is: false [2020-10-25 23:04:55,190 INFO L270 CegarLoopResult]: At program point L756-3(lines 755 774) the Hoare annotation is: false [2020-10-25 23:04:55,191 INFO L274 CegarLoopResult]: For program point L195(lines 195 199) no Hoare annotation was computed. [2020-10-25 23:04:55,191 INFO L274 CegarLoopResult]: For program point L195-1(lines 756 762) no Hoare annotation was computed. [2020-10-25 23:04:55,191 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 23:04:55,191 INFO L274 CegarLoopResult]: For program point L792(lines 792 800) no Hoare annotation was computed. [2020-10-25 23:04:55,191 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:04:55,191 INFO L274 CegarLoopResult]: For program point L792-1(lines 792 800) no Hoare annotation was computed. [2020-10-25 23:04:55,192 INFO L274 CegarLoopResult]: For program point L792-2(lines 792 800) no Hoare annotation was computed. [2020-10-25 23:04:55,192 INFO L274 CegarLoopResult]: For program point L693(lines 692 737) no Hoare annotation was computed. [2020-10-25 23:04:55,192 INFO L274 CegarLoopResult]: For program point L792-3(lines 792 800) no Hoare annotation was computed. [2020-10-25 23:04:55,192 INFO L274 CegarLoopResult]: For program point L792-4(lines 792 800) no Hoare annotation was computed. [2020-10-25 23:04:55,192 INFO L274 CegarLoopResult]: For program point L792-5(lines 792 800) no Hoare annotation was computed. [2020-10-25 23:04:55,193 INFO L274 CegarLoopResult]: For program point L165(lines 165 171) no Hoare annotation was computed. [2020-10-25 23:04:55,193 INFO L274 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-10-25 23:04:55,193 INFO L274 CegarLoopResult]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2020-10-25 23:04:55,193 INFO L274 CegarLoopResult]: For program point L165-2(lines 165 171) no Hoare annotation was computed. [2020-10-25 23:04:55,193 INFO L274 CegarLoopResult]: For program point L132-2(lines 132 138) no Hoare annotation was computed. [2020-10-25 23:04:55,193 INFO L274 CegarLoopResult]: For program point L132-3(lines 132 138) no Hoare annotation was computed. [2020-10-25 23:04:55,194 INFO L274 CegarLoopResult]: For program point L165-4(lines 165 171) no Hoare annotation was computed. [2020-10-25 23:04:55,194 INFO L274 CegarLoopResult]: For program point L132-4(lines 132 138) no Hoare annotation was computed. [2020-10-25 23:04:55,194 INFO L274 CegarLoopResult]: For program point L132-5(lines 132 138) no Hoare annotation was computed. [2020-10-25 23:04:55,194 INFO L274 CegarLoopResult]: For program point L694(lines 694 698) no Hoare annotation was computed. [2020-10-25 23:04:55,194 INFO L274 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-10-25 23:04:55,194 INFO L274 CegarLoopResult]: For program point L728(lines 728 732) no Hoare annotation was computed. [2020-10-25 23:04:55,194 INFO L274 CegarLoopResult]: For program point L728-2(lines 756 762) no Hoare annotation was computed. [2020-10-25 23:04:55,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 11:04:55 BoogieIcfgContainer [2020-10-25 23:04:55,227 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 23:04:55,228 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 23:04:55,228 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 23:04:55,229 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 23:04:55,229 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:04:45" (3/4) ... [2020-10-25 23:04:55,233 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 23:04:55,257 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-25 23:04:55,258 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-25 23:04:55,260 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-25 23:04:55,261 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-25 23:04:55,262 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-25 23:04:55,263 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:04:55,264 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:04:55,295 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-10-25 23:04:55,296 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && tmp == 1 [2020-10-25 23:04:55,296 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1)) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && tmp == 1) [2020-10-25 23:04:55,296 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1)) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && tmp == 1) [2020-10-25 23:04:55,297 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-25 23:04:55,298 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-25 23:04:55,298 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1)) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-25 23:04:55,300 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-25 23:04:55,300 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-25 23:04:55,301 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && methaneLevelCritical == 1) && \result == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-25 23:04:55,302 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-25 23:04:55,302 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-25 23:04:55,303 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-25 23:04:55,305 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-25 23:04:55,305 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-25 23:04:55,306 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-25 23:04:55,306 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && methaneLevelCritical == 1) && tmp == systemActive) && \result == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-25 23:04:55,307 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-25 23:04:55,308 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-25 23:04:55,404 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 23:04:55,404 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 23:04:55,406 INFO L168 Benchmark]: Toolchain (without parser) took 11524.95 ms. Allocated memory was 41.9 MB in the beginning and 157.3 MB in the end (delta: 115.3 MB). Free memory was 17.8 MB in the beginning and 118.4 MB in the end (delta: -100.6 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. [2020-10-25 23:04:55,406 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 41.9 MB. Free memory is still 20.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 23:04:55,407 INFO L168 Benchmark]: CACSL2BoogieTranslator took 770.10 ms. Allocated memory was 41.9 MB in the beginning and 50.3 MB in the end (delta: 8.4 MB). Free memory was 17.2 MB in the beginning and 28.3 MB in the end (delta: -11.2 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2020-10-25 23:04:55,407 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.52 ms. Allocated memory is still 50.3 MB. Free memory was 28.3 MB in the beginning and 24.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:04:55,408 INFO L168 Benchmark]: Boogie Preprocessor took 53.73 ms. Allocated memory is still 50.3 MB. Free memory was 24.4 MB in the beginning and 21.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-25 23:04:55,408 INFO L168 Benchmark]: RCFGBuilder took 1148.50 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 21.5 MB in the beginning and 20.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. [2020-10-25 23:04:55,409 INFO L168 Benchmark]: TraceAbstraction took 9273.18 ms. Allocated memory was 60.8 MB in the beginning and 157.3 MB in the end (delta: 96.5 MB). Free memory was 20.0 MB in the beginning and 131.0 MB in the end (delta: -110.9 MB). Peak memory consumption was 76.3 MB. Max. memory is 16.1 GB. [2020-10-25 23:04:55,409 INFO L168 Benchmark]: Witness Printer took 176.09 ms. Allocated memory is still 157.3 MB. Free memory was 131.0 MB in the beginning and 118.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-10-25 23:04:55,411 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 41.9 MB. Free memory is still 20.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 770.10 ms. Allocated memory was 41.9 MB in the beginning and 50.3 MB in the end (delta: 8.4 MB). Free memory was 17.2 MB in the beginning and 28.3 MB in the end (delta: -11.2 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 87.52 ms. Allocated memory is still 50.3 MB. Free memory was 28.3 MB in the beginning and 24.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.73 ms. Allocated memory is still 50.3 MB. Free memory was 24.4 MB in the beginning and 21.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1148.50 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 21.5 MB in the beginning and 20.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9273.18 ms. Allocated memory was 60.8 MB in the beginning and 157.3 MB in the end (delta: 96.5 MB). Free memory was 20.0 MB in the beginning and 131.0 MB in the end (delta: -110.9 MB). Peak memory consumption was 76.3 MB. Max. memory is 16.1 GB. * Witness Printer took 176.09 ms. Allocated memory is still 157.3 MB. Free memory was 131.0 MB in the beginning and 118.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 14.7 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: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1)) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: (((((((\result == 1 && methaneLevelCritical == 1) && tmp == systemActive) && \result == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1)) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: ((((((\result == 1 && methaneLevelCritical == 1) && \result == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: ((((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: ((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: ((((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1)) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 132 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.5s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1253 SDtfs, 2020 SDslu, 2197 SDs, 0 SdLazy, 368 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 106 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=198occurred 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: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 917 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 54 PreInvPairs, 184 NumberOfFragments, 741 HoareAnnotationTreeSize, 54 FomulaSimplifications, 708414 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 54 FomulaSimplificationsInter, 101963 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 19781 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 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...