./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d 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_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec2_product56.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 96017c66b543acd453f7f93af5103a6e0c098fb4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 01:42:40,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:42:40,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:42:40,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:42:40,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:42:40,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:42:40,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:42:40,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:42:40,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:42:40,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:42:40,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:42:40,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:42:40,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:42:40,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:42:40,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:42:40,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:42:40,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:42:40,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:42:40,173 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:42:40,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:42:40,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:42:40,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:42:40,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:42:40,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:42:40,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:42:40,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:42:40,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:42:40,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:42:40,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:42:40,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:42:40,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:42:40,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:42:40,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:42:40,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:42:40,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:42:40,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:42:40,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:42:40,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:42:40,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:42:40,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:42:40,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:42:40,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:42:40,216 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:42:40,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:42:40,217 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:42:40,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:42:40,218 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:42:40,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:42:40,219 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:42:40,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:42:40,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:42:40,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:42:40,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:42:40,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:42:40,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:42:40,220 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:42:40,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:42:40,221 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:42:40,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:42:40,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:42:40,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:42:40,222 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:42:40,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:42:40,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:42:40,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:42:40,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:42:40,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:42:40,223 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:42:40,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:42:40,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:42:40,224 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:42:40,224 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(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 -> 96017c66b543acd453f7f93af5103a6e0c098fb4 [2020-10-20 01:42:40,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:42:40,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:42:40,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:42:40,483 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:42:40,484 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:42:40,485 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c [2020-10-20 01:42:40,571 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7359751bd/caf064159d22463daf1362fe00c6aa42/FLAGde1114608 [2020-10-20 01:42:41,114 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:42:41,114 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c [2020-10-20 01:42:41,126 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7359751bd/caf064159d22463daf1362fe00c6aa42/FLAGde1114608 [2020-10-20 01:42:41,403 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7359751bd/caf064159d22463daf1362fe00c6aa42 [2020-10-20 01:42:41,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:42:41,414 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:42:41,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:42:41,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:42:41,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:42:41,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:41,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5edc0398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41, skipping insertion in model container [2020-10-20 01:42:41,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:41,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:42:41,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:42:41,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:42:41,810 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:42:41,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:42:41,991 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:42:41,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41 WrapperNode [2020-10-20 01:42:41,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:42:41,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:42:41,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:42:41,993 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:42:42,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:42,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:42,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:42:42,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:42:42,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:42:42,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:42:42,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:42,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:42,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:42,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:42,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:42,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:42,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:42,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:42:42,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:42:42,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:42:42,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:42:42,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (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 [2020-10-20 01:42:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:42:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:42:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:42:42,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:42:43,491 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:42:43,491 INFO L298 CfgBuilder]: Removed 290 assume(true) statements. [2020-10-20 01:42:43,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:43 BoogieIcfgContainer [2020-10-20 01:42:43,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:42:43,494 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:42:43,495 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:42:43,498 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:42:43,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:42:41" (1/3) ... [2020-10-20 01:42:43,499 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16cc041f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:42:43, skipping insertion in model container [2020-10-20 01:42:43,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (2/3) ... [2020-10-20 01:42:43,500 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16cc041f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:42:43, skipping insertion in model container [2020-10-20 01:42:43,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:43" (3/3) ... [2020-10-20 01:42:43,502 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product56.cil.c [2020-10-20 01:42:43,513 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:42:43,520 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:42:43,530 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:42:43,558 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:42:43,558 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:42:43,558 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:42:43,558 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:42:43,559 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:42:43,559 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:42:43,559 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:42:43,559 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:42:43,581 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-10-20 01:42:43,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 01:42:43,590 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:43,591 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:43,591 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:43,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:43,598 INFO L82 PathProgramCache]: Analyzing trace with hash 1094266692, now seen corresponding path program 1 times [2020-10-20 01:42:43,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:43,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183671130] [2020-10-20 01:42:43,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:43,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:43,904 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183671130] [2020-10-20 01:42:43,905 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:43,906 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:43,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717001570] [2020-10-20 01:42:43,912 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:42:43,913 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:43,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:42:43,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:42:43,931 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-10-20 01:42:43,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:43,992 INFO L93 Difference]: Finished difference Result 386 states and 591 transitions. [2020-10-20 01:42:43,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:42:43,994 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-10-20 01:42:43,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:44,009 INFO L225 Difference]: With dead ends: 386 [2020-10-20 01:42:44,010 INFO L226 Difference]: Without dead ends: 191 [2020-10-20 01:42:44,015 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 [2020-10-20 01:42:44,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-10-20 01:42:44,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2020-10-20 01:42:44,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-10-20 01:42:44,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 286 transitions. [2020-10-20 01:42:44,074 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 286 transitions. Word has length 18 [2020-10-20 01:42:44,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:44,074 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 286 transitions. [2020-10-20 01:42:44,075 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:42:44,075 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 286 transitions. [2020-10-20 01:42:44,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:42:44,076 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:44,077 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:44,077 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:42:44,078 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:44,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:44,078 INFO L82 PathProgramCache]: Analyzing trace with hash 875430723, now seen corresponding path program 1 times [2020-10-20 01:42:44,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:44,079 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144845510] [2020-10-20 01:42:44,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:44,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:44,202 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144845510] [2020-10-20 01:42:44,202 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:44,203 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:42:44,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663935390] [2020-10-20 01:42:44,205 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:44,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:44,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:44,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:44,207 INFO L87 Difference]: Start difference. First operand 191 states and 286 transitions. Second operand 3 states. [2020-10-20 01:42:44,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:44,240 INFO L93 Difference]: Finished difference Result 191 states and 286 transitions. [2020-10-20 01:42:44,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:44,241 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-20 01:42:44,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:44,243 INFO L225 Difference]: With dead ends: 191 [2020-10-20 01:42:44,245 INFO L226 Difference]: Without dead ends: 75 [2020-10-20 01:42:44,266 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 [2020-10-20 01:42:44,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-10-20 01:42:44,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-10-20 01:42:44,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-10-20 01:42:44,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 111 transitions. [2020-10-20 01:42:44,278 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 111 transitions. Word has length 19 [2020-10-20 01:42:44,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:44,279 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 111 transitions. [2020-10-20 01:42:44,279 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:44,279 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2020-10-20 01:42:44,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:42:44,281 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:44,281 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] [2020-10-20 01:42:44,281 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:42:44,282 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:44,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:44,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1212083136, now seen corresponding path program 1 times [2020-10-20 01:42:44,283 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:44,283 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127645391] [2020-10-20 01:42:44,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:44,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:44,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127645391] [2020-10-20 01:42:44,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:44,436 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:44,436 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222262507] [2020-10-20 01:42:44,436 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:44,437 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:44,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:44,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:44,438 INFO L87 Difference]: Start difference. First operand 75 states and 111 transitions. Second operand 5 states. [2020-10-20 01:42:44,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:44,505 INFO L93 Difference]: Finished difference Result 167 states and 251 transitions. [2020-10-20 01:42:44,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:42:44,506 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-10-20 01:42:44,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:44,507 INFO L225 Difference]: With dead ends: 167 [2020-10-20 01:42:44,507 INFO L226 Difference]: Without dead ends: 99 [2020-10-20 01:42:44,508 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:42:44,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-10-20 01:42:44,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 95. [2020-10-20 01:42:44,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-10-20 01:42:44,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 142 transitions. [2020-10-20 01:42:44,519 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 142 transitions. Word has length 24 [2020-10-20 01:42:44,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:44,520 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 142 transitions. [2020-10-20 01:42:44,520 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:44,520 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2020-10-20 01:42:44,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-20 01:42:44,521 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:44,521 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] [2020-10-20 01:42:44,522 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:42:44,522 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:44,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:44,522 INFO L82 PathProgramCache]: Analyzing trace with hash 471692742, now seen corresponding path program 1 times [2020-10-20 01:42:44,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:44,523 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411995612] [2020-10-20 01:42:44,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:44,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:44,598 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411995612] [2020-10-20 01:42:44,599 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:44,599 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:44,599 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297882231] [2020-10-20 01:42:44,599 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:44,600 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:44,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:44,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:44,600 INFO L87 Difference]: Start difference. First operand 95 states and 142 transitions. Second operand 3 states. [2020-10-20 01:42:44,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:44,654 INFO L93 Difference]: Finished difference Result 193 states and 291 transitions. [2020-10-20 01:42:44,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:44,655 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-10-20 01:42:44,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:44,656 INFO L225 Difference]: With dead ends: 193 [2020-10-20 01:42:44,656 INFO L226 Difference]: Without dead ends: 105 [2020-10-20 01:42:44,657 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 [2020-10-20 01:42:44,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-10-20 01:42:44,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2020-10-20 01:42:44,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-20 01:42:44,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 148 transitions. [2020-10-20 01:42:44,668 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 148 transitions. Word has length 27 [2020-10-20 01:42:44,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:44,668 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 148 transitions. [2020-10-20 01:42:44,668 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:44,669 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2020-10-20 01:42:44,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-20 01:42:44,670 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:44,670 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] [2020-10-20 01:42:44,670 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:42:44,670 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:44,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:44,671 INFO L82 PathProgramCache]: Analyzing trace with hash -624194039, now seen corresponding path program 1 times [2020-10-20 01:42:44,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:44,671 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737496064] [2020-10-20 01:42:44,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:44,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:44,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737496064] [2020-10-20 01:42:44,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:44,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:44,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819709449] [2020-10-20 01:42:44,755 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:44,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:44,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:44,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:44,756 INFO L87 Difference]: Start difference. First operand 103 states and 148 transitions. Second operand 5 states. [2020-10-20 01:42:44,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:44,863 INFO L93 Difference]: Finished difference Result 492 states and 716 transitions. [2020-10-20 01:42:44,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 01:42:44,863 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-10-20 01:42:44,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:44,866 INFO L225 Difference]: With dead ends: 492 [2020-10-20 01:42:44,866 INFO L226 Difference]: Without dead ends: 396 [2020-10-20 01:42:44,867 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 [2020-10-20 01:42:44,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2020-10-20 01:42:44,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 188. [2020-10-20 01:42:44,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-10-20 01:42:44,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 267 transitions. [2020-10-20 01:42:44,906 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 267 transitions. Word has length 27 [2020-10-20 01:42:44,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:44,906 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 267 transitions. [2020-10-20 01:42:44,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:44,906 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 267 transitions. [2020-10-20 01:42:44,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-20 01:42:44,908 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:44,908 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:44,908 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:42:44,908 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:44,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:44,909 INFO L82 PathProgramCache]: Analyzing trace with hash -2058339199, now seen corresponding path program 1 times [2020-10-20 01:42:44,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:44,909 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635830107] [2020-10-20 01:42:44,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:44,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:44,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635830107] [2020-10-20 01:42:44,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:44,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:44,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347626066] [2020-10-20 01:42:44,973 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:44,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:44,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:44,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:44,974 INFO L87 Difference]: Start difference. First operand 188 states and 267 transitions. Second operand 5 states. [2020-10-20 01:42:45,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:45,183 INFO L93 Difference]: Finished difference Result 703 states and 1003 transitions. [2020-10-20 01:42:45,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 01:42:45,184 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-10-20 01:42:45,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:45,187 INFO L225 Difference]: With dead ends: 703 [2020-10-20 01:42:45,187 INFO L226 Difference]: Without dead ends: 522 [2020-10-20 01:42:45,188 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 [2020-10-20 01:42:45,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2020-10-20 01:42:45,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 186. [2020-10-20 01:42:45,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-10-20 01:42:45,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 261 transitions. [2020-10-20 01:42:45,208 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 261 transitions. Word has length 28 [2020-10-20 01:42:45,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:45,208 INFO L481 AbstractCegarLoop]: Abstraction has 186 states and 261 transitions. [2020-10-20 01:42:45,208 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:45,208 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 261 transitions. [2020-10-20 01:42:45,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:42:45,210 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:45,210 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] [2020-10-20 01:42:45,210 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 01:42:45,210 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:45,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:45,211 INFO L82 PathProgramCache]: Analyzing trace with hash 952156187, now seen corresponding path program 1 times [2020-10-20 01:42:45,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:45,211 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812820823] [2020-10-20 01:42:45,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:45,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:45,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:45,295 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812820823] [2020-10-20 01:42:45,295 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:45,296 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:45,296 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694287371] [2020-10-20 01:42:45,296 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:45,296 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:45,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:45,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:45,297 INFO L87 Difference]: Start difference. First operand 186 states and 261 transitions. Second operand 5 states. [2020-10-20 01:42:45,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:45,398 INFO L93 Difference]: Finished difference Result 537 states and 745 transitions. [2020-10-20 01:42:45,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:42:45,399 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-10-20 01:42:45,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:45,401 INFO L225 Difference]: With dead ends: 537 [2020-10-20 01:42:45,401 INFO L226 Difference]: Without dead ends: 358 [2020-10-20 01:42:45,402 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 [2020-10-20 01:42:45,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2020-10-20 01:42:45,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 204. [2020-10-20 01:42:45,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-10-20 01:42:45,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 279 transitions. [2020-10-20 01:42:45,421 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 279 transitions. Word has length 34 [2020-10-20 01:42:45,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:45,422 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 279 transitions. [2020-10-20 01:42:45,422 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:45,422 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 279 transitions. [2020-10-20 01:42:45,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:42:45,423 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:45,423 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] [2020-10-20 01:42:45,424 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 01:42:45,424 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:45,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:45,424 INFO L82 PathProgramCache]: Analyzing trace with hash 1653220765, now seen corresponding path program 1 times [2020-10-20 01:42:45,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:45,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411818066] [2020-10-20 01:42:45,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:45,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:45,637 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411818066] [2020-10-20 01:42:45,637 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:45,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:42:45,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377657818] [2020-10-20 01:42:45,638 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:42:45,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:45,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:42:45,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:42:45,640 INFO L87 Difference]: Start difference. First operand 204 states and 279 transitions. Second operand 6 states. [2020-10-20 01:42:45,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:45,767 INFO L93 Difference]: Finished difference Result 587 states and 795 transitions. [2020-10-20 01:42:45,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 01:42:45,768 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-10-20 01:42:45,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:45,771 INFO L225 Difference]: With dead ends: 587 [2020-10-20 01:42:45,771 INFO L226 Difference]: Without dead ends: 390 [2020-10-20 01:42:45,772 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 [2020-10-20 01:42:45,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2020-10-20 01:42:45,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 216. [2020-10-20 01:42:45,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-10-20 01:42:45,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 291 transitions. [2020-10-20 01:42:45,811 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 291 transitions. Word has length 34 [2020-10-20 01:42:45,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:45,811 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 291 transitions. [2020-10-20 01:42:45,812 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:42:45,812 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 291 transitions. [2020-10-20 01:42:45,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:42:45,813 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:45,813 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] [2020-10-20 01:42:45,813 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-20 01:42:45,813 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:45,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:45,814 INFO L82 PathProgramCache]: Analyzing trace with hash 1066414751, now seen corresponding path program 1 times [2020-10-20 01:42:45,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:45,814 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169046507] [2020-10-20 01:42:45,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:45,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:45,853 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169046507] [2020-10-20 01:42:45,854 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:45,854 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:45,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039882587] [2020-10-20 01:42:45,854 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:45,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:45,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:45,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:45,855 INFO L87 Difference]: Start difference. First operand 216 states and 291 transitions. Second operand 3 states. [2020-10-20 01:42:45,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:45,905 INFO L93 Difference]: Finished difference Result 515 states and 693 transitions. [2020-10-20 01:42:45,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:45,906 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-10-20 01:42:45,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:45,907 INFO L225 Difference]: With dead ends: 515 [2020-10-20 01:42:45,908 INFO L226 Difference]: Without dead ends: 306 [2020-10-20 01:42:45,908 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 [2020-10-20 01:42:45,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-10-20 01:42:45,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2020-10-20 01:42:45,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-10-20 01:42:45,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 403 transitions. [2020-10-20 01:42:45,950 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 403 transitions. Word has length 34 [2020-10-20 01:42:45,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:45,951 INFO L481 AbstractCegarLoop]: Abstraction has 306 states and 403 transitions. [2020-10-20 01:42:45,951 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:45,951 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 403 transitions. [2020-10-20 01:42:45,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-20 01:42:45,952 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:45,952 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] [2020-10-20 01:42:45,952 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-20 01:42:45,952 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:45,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:45,953 INFO L82 PathProgramCache]: Analyzing trace with hash -329531425, now seen corresponding path program 1 times [2020-10-20 01:42:45,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:45,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958983650] [2020-10-20 01:42:45,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:45,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:45,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:45,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958983650] [2020-10-20 01:42:45,999 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:45,999 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:42:46,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577140548] [2020-10-20 01:42:46,000 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:46,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:46,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:46,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:46,001 INFO L87 Difference]: Start difference. First operand 306 states and 403 transitions. Second operand 3 states. [2020-10-20 01:42:46,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:46,058 INFO L93 Difference]: Finished difference Result 459 states and 606 transitions. [2020-10-20 01:42:46,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:46,058 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-10-20 01:42:46,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:46,061 INFO L225 Difference]: With dead ends: 459 [2020-10-20 01:42:46,062 INFO L226 Difference]: Without dead ends: 457 [2020-10-20 01:42:46,063 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 [2020-10-20 01:42:46,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2020-10-20 01:42:46,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 364. [2020-10-20 01:42:46,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2020-10-20 01:42:46,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 488 transitions. [2020-10-20 01:42:46,112 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 488 transitions. Word has length 35 [2020-10-20 01:42:46,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:46,112 INFO L481 AbstractCegarLoop]: Abstraction has 364 states and 488 transitions. [2020-10-20 01:42:46,113 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:46,113 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 488 transitions. [2020-10-20 01:42:46,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-20 01:42:46,114 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:46,115 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:46,115 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-20 01:42:46,115 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:46,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:46,116 INFO L82 PathProgramCache]: Analyzing trace with hash -392674304, now seen corresponding path program 1 times [2020-10-20 01:42:46,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:46,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942391061] [2020-10-20 01:42:46,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:46,176 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:46,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942391061] [2020-10-20 01:42:46,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:46,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:46,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868149873] [2020-10-20 01:42:46,178 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:46,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:46,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:46,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:46,179 INFO L87 Difference]: Start difference. First operand 364 states and 488 transitions. Second operand 5 states. [2020-10-20 01:42:46,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:46,324 INFO L93 Difference]: Finished difference Result 571 states and 779 transitions. [2020-10-20 01:42:46,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:42:46,325 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-10-20 01:42:46,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:46,327 INFO L225 Difference]: With dead ends: 571 [2020-10-20 01:42:46,327 INFO L226 Difference]: Without dead ends: 304 [2020-10-20 01:42:46,328 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:42:46,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2020-10-20 01:42:46,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 304. [2020-10-20 01:42:46,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 304 states. [2020-10-20 01:42:46,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 395 transitions. [2020-10-20 01:42:46,366 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 395 transitions. Word has length 60 [2020-10-20 01:42:46,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:46,367 INFO L481 AbstractCegarLoop]: Abstraction has 304 states and 395 transitions. [2020-10-20 01:42:46,367 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:46,367 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 395 transitions. [2020-10-20 01:42:46,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-20 01:42:46,369 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:46,369 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:46,369 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-20 01:42:46,370 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:46,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:46,370 INFO L82 PathProgramCache]: Analyzing trace with hash -275113368, now seen corresponding path program 1 times [2020-10-20 01:42:46,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:46,371 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500680283] [2020-10-20 01:42:46,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:46,416 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-20 01:42:46,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500680283] [2020-10-20 01:42:46,416 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:46,416 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:42:46,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482657635] [2020-10-20 01:42:46,417 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:46,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:46,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:46,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:46,419 INFO L87 Difference]: Start difference. First operand 304 states and 395 transitions. Second operand 3 states. [2020-10-20 01:42:46,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:46,566 INFO L93 Difference]: Finished difference Result 600 states and 779 transitions. [2020-10-20 01:42:46,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:46,566 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-10-20 01:42:46,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:46,568 INFO L225 Difference]: With dead ends: 600 [2020-10-20 01:42:46,569 INFO L226 Difference]: Without dead ends: 303 [2020-10-20 01:42:46,569 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 [2020-10-20 01:42:46,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2020-10-20 01:42:46,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 291. [2020-10-20 01:42:46,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2020-10-20 01:42:46,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 374 transitions. [2020-10-20 01:42:46,603 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 374 transitions. Word has length 63 [2020-10-20 01:42:46,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:46,604 INFO L481 AbstractCegarLoop]: Abstraction has 291 states and 374 transitions. [2020-10-20 01:42:46,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:46,604 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 374 transitions. [2020-10-20 01:42:46,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-20 01:42:46,605 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:46,605 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:46,605 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-20 01:42:46,606 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:46,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:46,606 INFO L82 PathProgramCache]: Analyzing trace with hash 773906276, now seen corresponding path program 1 times [2020-10-20 01:42:46,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:46,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76533740] [2020-10-20 01:42:46,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:46,744 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-20 01:42:46,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76533740] [2020-10-20 01:42:46,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:46,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-20 01:42:46,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366073684] [2020-10-20 01:42:46,746 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-20 01:42:46,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:46,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-20 01:42:46,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:42:46,748 INFO L87 Difference]: Start difference. First operand 291 states and 374 transitions. Second operand 8 states. [2020-10-20 01:42:47,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:47,225 INFO L93 Difference]: Finished difference Result 1063 states and 1371 transitions. [2020-10-20 01:42:47,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-20 01:42:47,226 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-10-20 01:42:47,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:47,226 INFO L225 Difference]: With dead ends: 1063 [2020-10-20 01:42:47,227 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:42:47,228 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=174, Invalid=378, Unknown=0, NotChecked=0, Total=552 [2020-10-20 01:42:47,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:42:47,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:42:47,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:42:47,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:42:47,230 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-10-20 01:42:47,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:47,230 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:42:47,230 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-20 01:42:47,231 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:42:47,232 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:42:47,232 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-20 01:42:47,234 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:42:47,617 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 137 [2020-10-20 01:42:47,771 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 92 [2020-10-20 01:42:47,889 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 81 [2020-10-20 01:42:48,002 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 93 [2020-10-20 01:42:48,283 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 129 [2020-10-20 01:42:48,600 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 93 [2020-10-20 01:42:48,881 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 125 [2020-10-20 01:42:49,063 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 104 [2020-10-20 01:42:49,648 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 24 [2020-10-20 01:42:50,034 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 13 [2020-10-20 01:42:50,318 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 27 [2020-10-20 01:42:50,731 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 34 [2020-10-20 01:42:51,292 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 28 [2020-10-20 01:42:51,515 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 28 [2020-10-20 01:42:51,674 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 28 [2020-10-20 01:42:52,097 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 34 [2020-10-20 01:42:52,629 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 28 [2020-10-20 01:42:53,019 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 27 [2020-10-20 01:42:53,023 INFO L274 CegarLoopResult]: For program point L861(lines 861 876) no Hoare annotation was computed. [2020-10-20 01:42:53,024 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:53,024 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:42:53,024 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:42:53,024 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:42:53,024 INFO L274 CegarLoopResult]: For program point L665(lines 665 682) no Hoare annotation was computed. [2020-10-20 01:42:53,025 INFO L274 CegarLoopResult]: For program point L665-1(lines 665 682) no Hoare annotation was computed. [2020-10-20 01:42:53,025 INFO L274 CegarLoopResult]: For program point L665-2(lines 665 682) no Hoare annotation was computed. [2020-10-20 01:42:53,025 INFO L270 CegarLoopResult]: At program point L468(lines 463 471) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (not .cse2) (not .cse4) .cse3 .cse5 .cse6))) [2020-10-20 01:42:53,025 INFO L270 CegarLoopResult]: At program point L468-1(lines 463 471) the Hoare annotation is: (let ((.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= ~methaneLevelCritical~0 0))) (let ((.cse3 (= ~pumpRunning~0 0)) (.cse1 (not .cse6)) (.cse2 (not .cse7)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (not (= 0 ~systemActive~0))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse8 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse6 .cse8 .cse7 .cse4 .cse5)))) [2020-10-20 01:42:53,026 INFO L270 CegarLoopResult]: At program point L468-2(lines 463 471) the Hoare annotation is: false [2020-10-20 01:42:53,026 INFO L270 CegarLoopResult]: At program point L468-3(lines 463 471) the Hoare annotation is: false [2020-10-20 01:42:53,026 INFO L270 CegarLoopResult]: At program point L468-4(lines 463 471) the Hoare annotation is: false [2020-10-20 01:42:53,026 INFO L270 CegarLoopResult]: At program point L468-5(lines 463 471) the Hoare annotation is: false [2020-10-20 01:42:53,027 INFO L274 CegarLoopResult]: For program point L832(lines 831 880) no Hoare annotation was computed. [2020-10-20 01:42:53,027 INFO L270 CegarLoopResult]: At program point L535(lines 530 537) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-10-20 01:42:53,027 INFO L274 CegarLoopResult]: For program point L833(lines 833 837) no Hoare annotation was computed. [2020-10-20 01:42:53,027 INFO L274 CegarLoopResult]: For program point L800(lines 800 806) no Hoare annotation was computed. [2020-10-20 01:42:53,028 INFO L270 CegarLoopResult]: At program point L800-1(lines 800 806) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:42:53,028 INFO L274 CegarLoopResult]: For program point L767(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,028 INFO L274 CegarLoopResult]: For program point L767-2(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,028 INFO L274 CegarLoopResult]: For program point L767-3(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,028 INFO L274 CegarLoopResult]: For program point L767-5(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,029 INFO L274 CegarLoopResult]: For program point L767-6(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,029 INFO L274 CegarLoopResult]: For program point L767-8(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,029 INFO L274 CegarLoopResult]: For program point L767-9(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,029 INFO L274 CegarLoopResult]: For program point L767-11(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,029 INFO L274 CegarLoopResult]: For program point L767-12(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,030 INFO L274 CegarLoopResult]: For program point L767-14(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,030 INFO L274 CegarLoopResult]: For program point L767-15(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,030 INFO L274 CegarLoopResult]: For program point L767-17(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,030 INFO L274 CegarLoopResult]: For program point L767-18(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,030 INFO L274 CegarLoopResult]: For program point L767-20(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,031 INFO L274 CegarLoopResult]: For program point L767-21(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,031 INFO L274 CegarLoopResult]: For program point L767-23(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,031 INFO L274 CegarLoopResult]: For program point L767-24(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,031 INFO L274 CegarLoopResult]: For program point L767-26(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,031 INFO L274 CegarLoopResult]: For program point L767-27(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,031 INFO L274 CegarLoopResult]: For program point L767-29(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,032 INFO L274 CegarLoopResult]: For program point L767-30(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,032 INFO L274 CegarLoopResult]: For program point L767-32(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,032 INFO L274 CegarLoopResult]: For program point L767-33(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,032 INFO L274 CegarLoopResult]: For program point L669(lines 669 677) no Hoare annotation was computed. [2020-10-20 01:42:53,032 INFO L274 CegarLoopResult]: For program point L669-1(lines 669 677) no Hoare annotation was computed. [2020-10-20 01:42:53,033 INFO L274 CegarLoopResult]: For program point L767-35(lines 767 771) no Hoare annotation was computed. [2020-10-20 01:42:53,033 INFO L274 CegarLoopResult]: For program point L669-2(lines 669 677) no Hoare annotation was computed. [2020-10-20 01:42:53,033 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:53,033 INFO L274 CegarLoopResult]: For program point L869(lines 869 875) no Hoare annotation was computed. [2020-10-20 01:42:53,034 INFO L270 CegarLoopResult]: At program point L869-1(lines 581 587) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0)) (.cse6 (= ~pumpRunning~0 0))) (let ((.cse1 (not .cse6)) (.cse2 (not .cse5)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse3 .cse4)))) [2020-10-20 01:42:53,034 INFO L274 CegarLoopResult]: For program point L639(lines 639 656) no Hoare annotation was computed. [2020-10-20 01:42:53,034 INFO L274 CegarLoopResult]: For program point L639-1(lines 639 656) no Hoare annotation was computed. [2020-10-20 01:42:53,034 INFO L274 CegarLoopResult]: For program point L639-2(lines 639 656) no Hoare annotation was computed. [2020-10-20 01:42:53,034 INFO L274 CegarLoopResult]: For program point L639-3(lines 639 656) no Hoare annotation was computed. [2020-10-20 01:42:53,035 INFO L274 CegarLoopResult]: For program point L639-4(lines 639 656) no Hoare annotation was computed. [2020-10-20 01:42:53,035 INFO L274 CegarLoopResult]: For program point L639-5(lines 639 656) no Hoare annotation was computed. [2020-10-20 01:42:53,035 INFO L274 CegarLoopResult]: For program point L508(lines 508 514) no Hoare annotation was computed. [2020-10-20 01:42:53,035 INFO L274 CegarLoopResult]: For program point L508-1(lines 508 514) no Hoare annotation was computed. [2020-10-20 01:42:53,035 INFO L274 CegarLoopResult]: For program point L508-2(lines 508 514) no Hoare annotation was computed. [2020-10-20 01:42:53,035 INFO L274 CegarLoopResult]: For program point L508-3(lines 508 514) no Hoare annotation was computed. [2020-10-20 01:42:53,036 INFO L274 CegarLoopResult]: For program point L508-4(lines 508 514) no Hoare annotation was computed. [2020-10-20 01:42:53,036 INFO L274 CegarLoopResult]: For program point L508-5(lines 508 514) no Hoare annotation was computed. [2020-10-20 01:42:53,036 INFO L274 CegarLoopResult]: For program point L508-6(lines 508 514) no Hoare annotation was computed. [2020-10-20 01:42:53,036 INFO L274 CegarLoopResult]: For program point L508-7(lines 508 514) no Hoare annotation was computed. [2020-10-20 01:42:53,036 INFO L274 CegarLoopResult]: For program point L508-8(lines 508 514) no Hoare annotation was computed. [2020-10-20 01:42:53,037 INFO L274 CegarLoopResult]: For program point L508-9(lines 508 514) no Hoare annotation was computed. [2020-10-20 01:42:53,037 INFO L274 CegarLoopResult]: For program point L508-10(lines 508 514) no Hoare annotation was computed. [2020-10-20 01:42:53,037 INFO L274 CegarLoopResult]: For program point L508-11(lines 508 514) no Hoare annotation was computed. [2020-10-20 01:42:53,037 INFO L270 CegarLoopResult]: At program point L773(lines 758 776) the Hoare annotation is: false [2020-10-20 01:42:53,037 INFO L270 CegarLoopResult]: At program point L773-1(lines 758 776) the Hoare annotation is: false [2020-10-20 01:42:53,038 INFO L270 CegarLoopResult]: At program point L773-2(lines 758 776) the Hoare annotation is: false [2020-10-20 01:42:53,038 INFO L270 CegarLoopResult]: At program point L773-3(lines 758 776) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4))) [2020-10-20 01:42:53,038 INFO L270 CegarLoopResult]: At program point L773-4(lines 758 776) the Hoare annotation is: false [2020-10-20 01:42:53,038 INFO L270 CegarLoopResult]: At program point L773-5(lines 758 776) the Hoare annotation is: false [2020-10-20 01:42:53,039 INFO L270 CegarLoopResult]: At program point L773-6(lines 758 776) the Hoare annotation is: false [2020-10-20 01:42:53,039 INFO L270 CegarLoopResult]: At program point L773-7(lines 758 776) the Hoare annotation is: false [2020-10-20 01:42:53,039 INFO L270 CegarLoopResult]: At program point L773-8(lines 758 776) the Hoare annotation is: false [2020-10-20 01:42:53,039 INFO L270 CegarLoopResult]: At program point L773-9(lines 758 776) the Hoare annotation is: false [2020-10-20 01:42:53,039 INFO L274 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2020-10-20 01:42:53,040 INFO L270 CegarLoopResult]: At program point L773-10(lines 758 776) the Hoare annotation is: false [2020-10-20 01:42:53,040 INFO L270 CegarLoopResult]: At program point L773-11(lines 758 776) the Hoare annotation is: false [2020-10-20 01:42:53,040 INFO L270 CegarLoopResult]: At program point L939-2(lines 939 953) the Hoare annotation is: false [2020-10-20 01:42:53,040 INFO L274 CegarLoopResult]: For program point L940(line 940) no Hoare annotation was computed. [2020-10-20 01:42:53,040 INFO L274 CegarLoopResult]: For program point L841(lines 841 847) no Hoare annotation was computed. [2020-10-20 01:42:53,041 INFO L270 CegarLoopResult]: At program point L841-1(lines 841 847) the Hoare annotation is: (let ((.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse9 (= ~methaneLevelCritical~0 0))) (let ((.cse1 (not .cse9)) (.cse2 (not .cse10)) (.cse7 (not (= 0 ~systemActive~0))) (.cse8 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse3) .cse1 .cse2 .cse7 .cse4 .cse5) (and .cse8 .cse0 .cse9 .cse7 .cse10 .cse4 .cse5 .cse6) (and .cse0 .cse9 .cse7 .cse3 .cse4 .cse5 .cse6) (and .cse8 .cse0 .cse9 .cse10 .cse3 .cse4 .cse5 .cse6)))) [2020-10-20 01:42:53,041 INFO L270 CegarLoopResult]: At program point L709(lines 702 712) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (not .cse2) (not .cse4) .cse3 .cse5 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse6))) [2020-10-20 01:42:53,041 INFO L270 CegarLoopResult]: At program point L709-1(lines 702 712) the Hoare annotation is: false [2020-10-20 01:42:53,041 INFO L274 CegarLoopResult]: For program point L643(lines 643 651) no Hoare annotation was computed. [2020-10-20 01:42:53,041 INFO L270 CegarLoopResult]: At program point L709-2(lines 702 712) the Hoare annotation is: false [2020-10-20 01:42:53,042 INFO L274 CegarLoopResult]: For program point L643-1(lines 643 651) no Hoare annotation was computed. [2020-10-20 01:42:53,042 INFO L274 CegarLoopResult]: For program point L643-2(lines 643 651) no Hoare annotation was computed. [2020-10-20 01:42:53,042 INFO L274 CegarLoopResult]: For program point L643-3(lines 643 651) no Hoare annotation was computed. [2020-10-20 01:42:53,042 INFO L274 CegarLoopResult]: For program point L643-4(lines 643 651) no Hoare annotation was computed. [2020-10-20 01:42:53,042 INFO L274 CegarLoopResult]: For program point L643-5(lines 643 651) no Hoare annotation was computed. [2020-10-20 01:42:53,042 INFO L274 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-10-20 01:42:53,043 INFO L274 CegarLoopResult]: For program point L412-1(line 412) no Hoare annotation was computed. [2020-10-20 01:42:53,043 INFO L274 CegarLoopResult]: For program point L412-2(line 412) no Hoare annotation was computed. [2020-10-20 01:42:53,043 INFO L274 CegarLoopResult]: For program point L546(lines 546 563) no Hoare annotation was computed. [2020-10-20 01:42:53,043 INFO L270 CegarLoopResult]: At program point L513(lines 504 517) the Hoare annotation is: false [2020-10-20 01:42:53,043 INFO L270 CegarLoopResult]: At program point L546-1(lines 1 1023) the Hoare annotation is: (let ((.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse9 (= ~methaneLevelCritical~0 0))) (let ((.cse1 (not .cse9)) (.cse2 (not .cse10)) (.cse7 (not (= 0 ~systemActive~0))) (.cse8 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse3) .cse1 .cse2 .cse7 .cse4 .cse5) (and .cse8 .cse0 .cse9 .cse7 .cse10 .cse4 .cse5 .cse6) (and .cse0 .cse9 .cse7 .cse3 .cse4 .cse5 .cse6) (and .cse8 .cse0 .cse9 .cse10 .cse3 .cse4 .cse5 .cse6)))) [2020-10-20 01:42:53,044 INFO L270 CegarLoopResult]: At program point L513-1(lines 504 517) the Hoare annotation is: false [2020-10-20 01:42:53,044 INFO L274 CegarLoopResult]: For program point L546-2(lines 546 563) no Hoare annotation was computed. [2020-10-20 01:42:53,044 INFO L270 CegarLoopResult]: At program point L513-2(lines 504 517) the Hoare annotation is: false [2020-10-20 01:42:53,044 INFO L270 CegarLoopResult]: At program point L546-3(lines 1 1023) the Hoare annotation is: false [2020-10-20 01:42:53,044 INFO L270 CegarLoopResult]: At program point L513-3(lines 504 517) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4))) [2020-10-20 01:42:53,045 INFO L274 CegarLoopResult]: For program point L546-4(lines 546 563) no Hoare annotation was computed. [2020-10-20 01:42:53,045 INFO L270 CegarLoopResult]: At program point L513-4(lines 504 517) the Hoare annotation is: false [2020-10-20 01:42:53,045 INFO L270 CegarLoopResult]: At program point L546-5(lines 1 1023) the Hoare annotation is: false [2020-10-20 01:42:53,045 INFO L270 CegarLoopResult]: At program point L513-5(lines 504 517) the Hoare annotation is: false [2020-10-20 01:42:53,045 INFO L270 CegarLoopResult]: At program point L513-6(lines 504 517) the Hoare annotation is: false [2020-10-20 01:42:53,046 INFO L270 CegarLoopResult]: At program point L513-7(lines 504 517) the Hoare annotation is: false [2020-10-20 01:42:53,046 INFO L270 CegarLoopResult]: At program point L513-8(lines 504 517) the Hoare annotation is: false [2020-10-20 01:42:53,046 INFO L270 CegarLoopResult]: At program point L513-9(lines 504 517) the Hoare annotation is: false [2020-10-20 01:42:53,046 INFO L270 CegarLoopResult]: At program point L513-10(lines 504 517) the Hoare annotation is: false [2020-10-20 01:42:53,046 INFO L270 CegarLoopResult]: At program point L513-11(lines 504 517) the Hoare annotation is: false [2020-10-20 01:42:53,047 INFO L274 CegarLoopResult]: For program point L943(lines 943 947) no Hoare annotation was computed. [2020-10-20 01:42:53,047 INFO L274 CegarLoopResult]: For program point L943-1(lines 581 587) no Hoare annotation was computed. [2020-10-20 01:42:53,047 INFO L274 CegarLoopResult]: For program point L613(lines 613 630) no Hoare annotation was computed. [2020-10-20 01:42:53,047 INFO L274 CegarLoopResult]: For program point L613-1(lines 613 630) no Hoare annotation was computed. [2020-10-20 01:42:53,047 INFO L274 CegarLoopResult]: For program point L613-2(lines 613 630) no Hoare annotation was computed. [2020-10-20 01:42:53,048 INFO L274 CegarLoopResult]: For program point L613-3(lines 613 630) no Hoare annotation was computed. [2020-10-20 01:42:53,048 INFO L274 CegarLoopResult]: For program point L613-4(lines 613 630) no Hoare annotation was computed. [2020-10-20 01:42:53,048 INFO L274 CegarLoopResult]: For program point L613-5(lines 613 630) no Hoare annotation was computed. [2020-10-20 01:42:53,048 INFO L274 CegarLoopResult]: For program point L613-6(lines 613 630) no Hoare annotation was computed. [2020-10-20 01:42:53,048 INFO L274 CegarLoopResult]: For program point L613-7(lines 613 630) no Hoare annotation was computed. [2020-10-20 01:42:53,048 INFO L274 CegarLoopResult]: For program point L613-8(lines 613 630) no Hoare annotation was computed. [2020-10-20 01:42:53,049 INFO L274 CegarLoopResult]: For program point L613-9(lines 613 630) no Hoare annotation was computed. [2020-10-20 01:42:53,049 INFO L274 CegarLoopResult]: For program point L613-10(lines 613 630) no Hoare annotation was computed. [2020-10-20 01:42:53,049 INFO L274 CegarLoopResult]: For program point L613-11(lines 613 630) no Hoare annotation was computed. [2020-10-20 01:42:53,049 INFO L270 CegarLoopResult]: At program point L581(lines 580 599) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0))) (let ((.cse2 (not .cse5)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not .cse1) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse3 .cse4)))) [2020-10-20 01:42:53,050 INFO L274 CegarLoopResult]: For program point L581-1(lines 581 587) no Hoare annotation was computed. [2020-10-20 01:42:53,050 INFO L270 CegarLoopResult]: At program point L581-2(lines 580 599) the Hoare annotation is: false [2020-10-20 01:42:53,050 INFO L270 CegarLoopResult]: At program point L581-3(lines 580 599) the Hoare annotation is: false [2020-10-20 01:42:53,050 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:42:53,050 INFO L274 CegarLoopResult]: For program point L1011(lines 1011 1018) no Hoare annotation was computed. [2020-10-20 01:42:53,050 INFO L277 CegarLoopResult]: At program point L1011-1(lines 1011 1018) the Hoare annotation is: true [2020-10-20 01:42:53,051 INFO L274 CegarLoopResult]: For program point L550(lines 550 560) no Hoare annotation was computed. [2020-10-20 01:42:53,051 INFO L274 CegarLoopResult]: For program point L550-2(lines 550 560) no Hoare annotation was computed. [2020-10-20 01:42:53,051 INFO L274 CegarLoopResult]: For program point L550-4(lines 550 560) no Hoare annotation was computed. [2020-10-20 01:42:53,051 INFO L270 CegarLoopResult]: At program point L881(lines 830 882) the Hoare annotation is: false [2020-10-20 01:42:53,051 INFO L274 CegarLoopResult]: For program point L617(lines 617 625) no Hoare annotation was computed. [2020-10-20 01:42:53,052 INFO L274 CegarLoopResult]: For program point L617-1(lines 617 625) no Hoare annotation was computed. [2020-10-20 01:42:53,052 INFO L274 CegarLoopResult]: For program point L617-2(lines 617 625) no Hoare annotation was computed. [2020-10-20 01:42:53,052 INFO L274 CegarLoopResult]: For program point L551(lines 551 557) no Hoare annotation was computed. [2020-10-20 01:42:53,052 INFO L274 CegarLoopResult]: For program point L617-3(lines 617 625) no Hoare annotation was computed. [2020-10-20 01:42:53,052 INFO L274 CegarLoopResult]: For program point L617-4(lines 617 625) no Hoare annotation was computed. [2020-10-20 01:42:53,052 INFO L274 CegarLoopResult]: For program point L551-2(lines 551 557) no Hoare annotation was computed. [2020-10-20 01:42:53,053 INFO L274 CegarLoopResult]: For program point L617-5(lines 617 625) no Hoare annotation was computed. [2020-10-20 01:42:53,053 INFO L274 CegarLoopResult]: For program point L617-6(lines 617 625) no Hoare annotation was computed. [2020-10-20 01:42:53,053 INFO L274 CegarLoopResult]: For program point L551-4(lines 551 557) no Hoare annotation was computed. [2020-10-20 01:42:53,053 INFO L274 CegarLoopResult]: For program point L617-7(lines 617 625) no Hoare annotation was computed. [2020-10-20 01:42:53,053 INFO L274 CegarLoopResult]: For program point L617-8(lines 617 625) no Hoare annotation was computed. [2020-10-20 01:42:53,054 INFO L274 CegarLoopResult]: For program point L617-9(lines 617 625) no Hoare annotation was computed. [2020-10-20 01:42:53,054 INFO L274 CegarLoopResult]: For program point L617-10(lines 617 625) no Hoare annotation was computed. [2020-10-20 01:42:53,054 INFO L274 CegarLoopResult]: For program point L617-11(lines 617 625) no Hoare annotation was computed. [2020-10-20 01:42:53,054 INFO L270 CegarLoopResult]: At program point L915(lines 1 1023) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-20 01:42:53,054 INFO L270 CegarLoopResult]: At program point L718(lines 713 721) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not .cse1) .cse2 .cse3 (not (= 0 ~systemActive~0)) .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse4 .cse5))) [2020-10-20 01:42:53,055 INFO L270 CegarLoopResult]: At program point L718-1(lines 713 721) the Hoare annotation is: false [2020-10-20 01:42:53,055 INFO L270 CegarLoopResult]: At program point L718-2(lines 713 721) the Hoare annotation is: false [2020-10-20 01:42:53,055 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:42:53,055 INFO L274 CegarLoopResult]: For program point L851(lines 851 857) no Hoare annotation was computed. [2020-10-20 01:42:53,055 INFO L270 CegarLoopResult]: At program point L851-1(lines 851 857) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0))) (let ((.cse5 (= ~methAndRunningLastTime~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not .cse6)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4)))) [2020-10-20 01:42:53,056 INFO L274 CegarLoopResult]: For program point L455(lines 455 459) no Hoare annotation was computed. [2020-10-20 01:42:53,056 INFO L274 CegarLoopResult]: For program point L786(lines 786 790) no Hoare annotation was computed. [2020-10-20 01:42:53,056 INFO L274 CegarLoopResult]: For program point L786-2(lines 786 790) no Hoare annotation was computed. [2020-10-20 01:42:53,056 INFO L274 CegarLoopResult]: For program point L786-3(lines 786 790) no Hoare annotation was computed. [2020-10-20 01:42:53,056 INFO L274 CegarLoopResult]: For program point L786-5(lines 786 790) no Hoare annotation was computed. [2020-10-20 01:42:53,057 INFO L270 CegarLoopResult]: At program point L588(lines 588 594) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse3 .cse1 .cse2))) [2020-10-20 01:42:53,057 INFO L274 CegarLoopResult]: For program point L786-6(lines 786 790) no Hoare annotation was computed. [2020-10-20 01:42:53,057 INFO L270 CegarLoopResult]: At program point L588-1(lines 588 594) the Hoare annotation is: false [2020-10-20 01:42:53,057 INFO L274 CegarLoopResult]: For program point L786-8(lines 786 790) no Hoare annotation was computed. [2020-10-20 01:42:53,057 INFO L270 CegarLoopResult]: At program point L588-2(lines 588 594) the Hoare annotation is: false [2020-10-20 01:42:53,057 INFO L274 CegarLoopResult]: For program point L786-9(lines 786 790) no Hoare annotation was computed. [2020-10-20 01:42:53,058 INFO L274 CegarLoopResult]: For program point L786-11(lines 786 790) no Hoare annotation was computed. [2020-10-20 01:42:53,058 INFO L274 CegarLoopResult]: For program point L786-12(lines 786 790) no Hoare annotation was computed. [2020-10-20 01:42:53,058 INFO L274 CegarLoopResult]: For program point L786-14(lines 786 790) no Hoare annotation was computed. [2020-10-20 01:42:53,058 INFO L274 CegarLoopResult]: For program point L786-15(lines 786 790) no Hoare annotation was computed. [2020-10-20 01:42:53,058 INFO L274 CegarLoopResult]: For program point L786-17(lines 786 790) no Hoare annotation was computed. [2020-10-20 01:42:53,059 INFO L270 CegarLoopResult]: At program point L523(lines 518 526) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:42:53,059 INFO L270 CegarLoopResult]: At program point L523-1(lines 518 526) the Hoare annotation is: false [2020-10-20 01:42:53,059 INFO L270 CegarLoopResult]: At program point L523-2(lines 518 526) the Hoare annotation is: false [2020-10-20 01:42:53,059 INFO L270 CegarLoopResult]: At program point L523-3(lines 518 526) the Hoare annotation is: false [2020-10-20 01:42:53,059 INFO L270 CegarLoopResult]: At program point L523-4(lines 518 526) the Hoare annotation is: false [2020-10-20 01:42:53,059 INFO L270 CegarLoopResult]: At program point L523-5(lines 518 526) the Hoare annotation is: false [2020-10-20 01:42:53,060 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:42:53,060 INFO L277 CegarLoopResult]: At program point L1020(lines 1001 1023) the Hoare annotation is: true [2020-10-20 01:42:53,060 INFO L270 CegarLoopResult]: At program point L987(lines 983 989) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-10-20 01:42:53,060 INFO L270 CegarLoopResult]: At program point L923(lines 918 926) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-10-20 01:42:53,060 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:42:53,061 INFO L270 CegarLoopResult]: At program point L792(lines 777 795) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:42:53,061 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:53,061 INFO L270 CegarLoopResult]: At program point L792-1(lines 777 795) the Hoare annotation is: false [2020-10-20 01:42:53,061 INFO L270 CegarLoopResult]: At program point L792-2(lines 777 795) the Hoare annotation is: false [2020-10-20 01:42:53,062 INFO L270 CegarLoopResult]: At program point L792-3(lines 777 795) the Hoare annotation is: false [2020-10-20 01:42:53,062 INFO L270 CegarLoopResult]: At program point L792-4(lines 777 795) the Hoare annotation is: false [2020-10-20 01:42:53,062 INFO L270 CegarLoopResult]: At program point L792-5(lines 777 795) the Hoare annotation is: false [2020-10-20 01:42:53,062 INFO L274 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2020-10-20 01:42:53,062 INFO L274 CegarLoopResult]: For program point L431-3(lines 431 435) no Hoare annotation was computed. [2020-10-20 01:42:53,062 INFO L274 CegarLoopResult]: For program point L431-6(lines 431 435) no Hoare annotation was computed. [2020-10-20 01:42:53,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:42:53 BoogieIcfgContainer [2020-10-20 01:42:53,102 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:42:53,102 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:42:53,102 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:42:53,103 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:42:53,103 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:43" (3/4) ... [2020-10-20 01:42:53,112 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:42:53,139 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:42:53,141 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:42:53,142 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:42:53,144 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:42:53,146 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:42:53,147 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:42:53,149 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:42:53,181 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-10-20 01:42:53,181 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-10-20 01:42:53,181 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-10-20 01:42:53,181 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-10-20 01:42:53,182 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-10-20 01:42:53,182 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(pumpRunning == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:53,183 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(pumpRunning == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:53,183 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(pumpRunning == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:53,184 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:53,184 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:42:53,185 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:53,186 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:53,187 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) [2020-10-20 01:42:53,188 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:53,188 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\result == 0) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:53,190 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && tmp___0 == 0) && !(tmp == 0)) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:53,191 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:42:53,192 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:42:53,338 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:42:53,338 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:42:53,340 INFO L168 Benchmark]: Toolchain (without parser) took 11931.97 ms. Allocated memory was 40.4 MB in the beginning and 136.8 MB in the end (delta: 96.5 MB). Free memory was 17.2 MB in the beginning and 109.3 MB in the end (delta: -92.2 MB). Peak memory consumption was 97.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:53,340 INFO L168 Benchmark]: CDTParser took 0.99 ms. Allocated memory is still 30.9 MB. Free memory was 6.1 MB in the beginning and 6.1 MB in the end (delta: 29.2 kB). Peak memory consumption was 29.2 kB. Max. memory is 14.3 GB. [2020-10-20 01:42:53,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.39 ms. Allocated memory was 40.4 MB in the beginning and 43.0 MB in the end (delta: 2.6 MB). Free memory was 16.3 MB in the beginning and 17.4 MB in the end (delta: -1.2 MB). Peak memory consumption was 6.4 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:53,341 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.09 ms. Allocated memory is still 43.0 MB. Free memory was 17.4 MB in the beginning and 12.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:53,342 INFO L168 Benchmark]: Boogie Preprocessor took 111.10 ms. Allocated memory is still 43.0 MB. Free memory was 12.1 MB in the beginning and 23.0 MB in the end (delta: -10.9 MB). Peak memory consumption was 1.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:53,342 INFO L168 Benchmark]: RCFGBuilder took 1292.30 ms. Allocated memory was 43.0 MB in the beginning and 50.9 MB in the end (delta: 7.9 MB). Free memory was 23.0 MB in the beginning and 27.8 MB in the end (delta: -4.8 MB). Peak memory consumption was 17.7 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:53,343 INFO L168 Benchmark]: TraceAbstraction took 9607.58 ms. Allocated memory was 50.9 MB in the beginning and 132.6 MB in the end (delta: 81.8 MB). Free memory was 27.4 MB in the beginning and 35.4 MB in the end (delta: -7.9 MB). Peak memory consumption was 97.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:53,343 INFO L168 Benchmark]: Witness Printer took 235.87 ms. Allocated memory was 132.6 MB in the beginning and 136.8 MB in the end (delta: 4.2 MB). Free memory was 35.4 MB in the beginning and 109.3 MB in the end (delta: -73.9 MB). Peak memory consumption was 23.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:53,346 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99 ms. Allocated memory is still 30.9 MB. Free memory was 6.1 MB in the beginning and 6.1 MB in the end (delta: 29.2 kB). Peak memory consumption was 29.2 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 577.39 ms. Allocated memory was 40.4 MB in the beginning and 43.0 MB in the end (delta: 2.6 MB). Free memory was 16.3 MB in the beginning and 17.4 MB in the end (delta: -1.2 MB). Peak memory consumption was 6.4 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 97.09 ms. Allocated memory is still 43.0 MB. Free memory was 17.4 MB in the beginning and 12.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 111.10 ms. Allocated memory is still 43.0 MB. Free memory was 12.1 MB in the beginning and 23.0 MB in the end (delta: -10.9 MB). Peak memory consumption was 1.3 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1292.30 ms. Allocated memory was 43.0 MB in the beginning and 50.9 MB in the end (delta: 7.9 MB). Free memory was 23.0 MB in the beginning and 27.8 MB in the end (delta: -4.8 MB). Peak memory consumption was 17.7 MB. Max. memory is 14.3 GB. * TraceAbstraction took 9607.58 ms. Allocated memory was 50.9 MB in the beginning and 132.6 MB in the end (delta: 81.8 MB). Free memory was 27.4 MB in the beginning and 35.4 MB in the end (delta: -7.9 MB). Peak memory consumption was 97.8 MB. Max. memory is 14.3 GB. * Witness Printer took 235.87 ms. Allocated memory was 132.6 MB in the beginning and 136.8 MB in the end (delta: 4.2 MB). Free memory was 35.4 MB in the beginning and 109.3 MB in the end (delta: -73.9 MB). Peak memory consumption was 23.2 MB. Max. memory is 14.3 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: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: ((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: (((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(pumpRunning == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: ((((((!(\result == 0) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && tmp___0 == 0) && !(tmp == 0)) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: (((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1011]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(pumpRunning == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(pumpRunning == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.6s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1673 SDtfs, 2335 SDslu, 2276 SDs, 0 SdLazy, 316 SolverSat, 80 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 108 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=364occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 983 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 69 PreInvPairs, 408 NumberOfFragments, 1095 HoareAnnotationTreeSize, 69 FomulaSimplifications, 756616 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 69 FomulaSimplificationsInter, 102199 FormulaSimplificationTreeSizeReductionInter, 3.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 453 ConstructedInterpolants, 0 QuantifiedInterpolants, 35972 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 67/67 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...