./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec4_product05.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 54de820f8826d5a923d0e18bf6368976e6ed9c86 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 23:07:02,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 23:07:02,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 23:07:02,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 23:07:02,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 23:07:02,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 23:07:02,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 23:07:02,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 23:07:02,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 23:07:02,050 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 23:07:02,051 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 23:07:02,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 23:07:02,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 23:07:02,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 23:07:02,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 23:07:02,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 23:07:02,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 23:07:02,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 23:07:02,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 23:07:02,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 23:07:02,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 23:07:02,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 23:07:02,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 23:07:02,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 23:07:02,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 23:07:02,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 23:07:02,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 23:07:02,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 23:07:02,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 23:07:02,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 23:07:02,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 23:07:02,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 23:07:02,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 23:07:02,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 23:07:02,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 23:07:02,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 23:07:02,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 23:07:02,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 23:07:02,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 23:07:02,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 23:07:02,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 23:07:02,101 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 23:07:02,154 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 23:07:02,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 23:07:02,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 23:07:02,159 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 23:07:02,159 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 23:07:02,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 23:07:02,160 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 23:07:02,160 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 23:07:02,160 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 23:07:02,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 23:07:02,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 23:07:02,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 23:07:02,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 23:07:02,163 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 23:07:02,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 23:07:02,163 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 23:07:02,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 23:07:02,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 23:07:02,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 23:07:02,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 23:07:02,165 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 23:07:02,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 23:07:02,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 23:07:02,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 23:07:02,166 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 23:07:02,166 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 23:07:02,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 23:07:02,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 23:07:02,167 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 23:07:02,167 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54de820f8826d5a923d0e18bf6368976e6ed9c86 [2020-10-25 23:07:02,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 23:07:02,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 23:07:02,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 23:07:02,592 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 23:07:02,593 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 23:07:02,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c [2020-10-25 23:07:02,663 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ff27e5c/756accb2a0a6405dbc053e688d9e061c/FLAGec512283a [2020-10-25 23:07:03,305 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 23:07:03,309 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c [2020-10-25 23:07:03,333 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ff27e5c/756accb2a0a6405dbc053e688d9e061c/FLAGec512283a [2020-10-25 23:07:03,623 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ff27e5c/756accb2a0a6405dbc053e688d9e061c [2020-10-25 23:07:03,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 23:07:03,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 23:07:03,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 23:07:03,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 23:07:03,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 23:07:03,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:07:03" (1/1) ... [2020-10-25 23:07:03,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70860d2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:03, skipping insertion in model container [2020-10-25 23:07:03,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:07:03" (1/1) ... [2020-10-25 23:07:03,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 23:07:03,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 23:07:04,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:07:04,065 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 23:07:04,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:07:04,180 INFO L208 MainTranslator]: Completed translation [2020-10-25 23:07:04,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:04 WrapperNode [2020-10-25 23:07:04,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 23:07:04,182 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 23:07:04,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 23:07:04,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 23:07:04,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:04" (1/1) ... [2020-10-25 23:07:04,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:04" (1/1) ... [2020-10-25 23:07:04,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 23:07:04,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 23:07:04,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 23:07:04,265 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 23:07:04,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:04" (1/1) ... [2020-10-25 23:07:04,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:04" (1/1) ... [2020-10-25 23:07:04,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:04" (1/1) ... [2020-10-25 23:07:04,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:04" (1/1) ... [2020-10-25 23:07:04,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:04" (1/1) ... [2020-10-25 23:07:04,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:04" (1/1) ... [2020-10-25 23:07:04,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:04" (1/1) ... [2020-10-25 23:07:04,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 23:07:04,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 23:07:04,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 23:07:04,350 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 23:07:04,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 23:07:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 23:07:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 23:07:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 23:07:04,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 23:07:05,426 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 23:07:05,427 INFO L298 CfgBuilder]: Removed 102 assume(true) statements. [2020-10-25 23:07:05,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:07:05 BoogieIcfgContainer [2020-10-25 23:07:05,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 23:07:05,430 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 23:07:05,431 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 23:07:05,434 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 23:07:05,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 11:07:03" (1/3) ... [2020-10-25 23:07:05,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bc2e545 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:07:05, skipping insertion in model container [2020-10-25 23:07:05,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:04" (2/3) ... [2020-10-25 23:07:05,436 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bc2e545 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:07:05, skipping insertion in model container [2020-10-25 23:07:05,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:07:05" (3/3) ... [2020-10-25 23:07:05,438 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product05.cil.c [2020-10-25 23:07:05,450 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 23:07:05,455 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-25 23:07:05,469 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-25 23:07:05,497 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 23:07:05,497 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 23:07:05,497 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 23:07:05,498 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 23:07:05,498 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 23:07:05,498 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 23:07:05,498 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 23:07:05,498 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 23:07:05,515 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states. [2020-10-25 23:07:05,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-25 23:07:05,521 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:05,522 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:07:05,523 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:05,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:05,529 INFO L82 PathProgramCache]: Analyzing trace with hash 1508019772, now seen corresponding path program 1 times [2020-10-25 23:07:05,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:05,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199306289] [2020-10-25 23:07:05,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:05,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:05,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199306289] [2020-10-25 23:07:05,903 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:05,904 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:07:05,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846606384] [2020-10-25 23:07:05,911 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-25 23:07:05,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:05,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-25 23:07:05,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-25 23:07:05,938 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 2 states. [2020-10-25 23:07:05,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:05,967 INFO L93 Difference]: Finished difference Result 135 states and 200 transitions. [2020-10-25 23:07:05,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-25 23:07:05,969 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-10-25 23:07:05,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:05,981 INFO L225 Difference]: With dead ends: 135 [2020-10-25 23:07:05,981 INFO L226 Difference]: Without dead ends: 65 [2020-10-25 23:07:05,985 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-25 23:07:06,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-10-25 23:07:06,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2020-10-25 23:07:06,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2020-10-25 23:07:06,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2020-10-25 23:07:06,038 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 16 [2020-10-25 23:07:06,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:06,039 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2020-10-25 23:07:06,039 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-25 23:07:06,039 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2020-10-25 23:07:06,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-25 23:07:06,041 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:06,041 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:07:06,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 23:07:06,042 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:06,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:06,043 INFO L82 PathProgramCache]: Analyzing trace with hash 461262875, now seen corresponding path program 1 times [2020-10-25 23:07:06,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:06,043 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312474879] [2020-10-25 23:07:06,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:06,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:06,135 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312474879] [2020-10-25 23:07:06,135 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:06,136 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:07:06,136 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606030803] [2020-10-25 23:07:06,137 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:07:06,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:06,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:07:06,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:07:06,140 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand 3 states. [2020-10-25 23:07:06,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:06,151 INFO L93 Difference]: Finished difference Result 65 states and 90 transitions. [2020-10-25 23:07:06,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:07:06,152 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-25 23:07:06,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:06,153 INFO L225 Difference]: With dead ends: 65 [2020-10-25 23:07:06,153 INFO L226 Difference]: Without dead ends: 31 [2020-10-25 23:07:06,154 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:07:06,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-10-25 23:07:06,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-10-25 23:07:06,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-10-25 23:07:06,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2020-10-25 23:07:06,160 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 17 [2020-10-25 23:07:06,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:06,161 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2020-10-25 23:07:06,161 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:07:06,161 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2020-10-25 23:07:06,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-25 23:07:06,162 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:06,163 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:07:06,163 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 23:07:06,163 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:06,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:06,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1744986874, now seen corresponding path program 1 times [2020-10-25 23:07:06,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:06,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827179276] [2020-10-25 23:07:06,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:06,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:06,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:06,250 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827179276] [2020-10-25 23:07:06,250 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:06,250 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:07:06,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190826573] [2020-10-25 23:07:06,251 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:07:06,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:06,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:07:06,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:07:06,253 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 3 states. [2020-10-25 23:07:06,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:06,261 INFO L93 Difference]: Finished difference Result 56 states and 80 transitions. [2020-10-25 23:07:06,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:07:06,262 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-10-25 23:07:06,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:06,263 INFO L225 Difference]: With dead ends: 56 [2020-10-25 23:07:06,263 INFO L226 Difference]: Without dead ends: 31 [2020-10-25 23:07:06,263 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:07:06,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-10-25 23:07:06,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-10-25 23:07:06,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-10-25 23:07:06,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2020-10-25 23:07:06,269 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2020-10-25 23:07:06,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:06,270 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2020-10-25 23:07:06,270 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:07:06,271 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2020-10-25 23:07:06,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-25 23:07:06,280 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:06,281 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] [2020-10-25 23:07:06,281 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 23:07:06,281 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:06,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:06,282 INFO L82 PathProgramCache]: Analyzing trace with hash 75210305, now seen corresponding path program 1 times [2020-10-25 23:07:06,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:06,283 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449189894] [2020-10-25 23:07:06,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:06,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:06,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:06,437 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449189894] [2020-10-25 23:07:06,437 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:06,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:07:06,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192883845] [2020-10-25 23:07:06,438 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:07:06,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:06,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:07:06,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:07:06,439 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand 5 states. [2020-10-25 23:07:06,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:06,556 INFO L93 Difference]: Finished difference Result 110 states and 161 transitions. [2020-10-25 23:07:06,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:07:06,557 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-10-25 23:07:06,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:06,559 INFO L225 Difference]: With dead ends: 110 [2020-10-25 23:07:06,561 INFO L226 Difference]: Without dead ends: 85 [2020-10-25 23:07:06,562 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:07:06,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-10-25 23:07:06,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 52. [2020-10-25 23:07:06,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-10-25 23:07:06,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-10-25 23:07:06,588 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 23 [2020-10-25 23:07:06,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:06,589 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-10-25 23:07:06,589 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:07:06,589 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-10-25 23:07:06,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-25 23:07:06,590 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:06,590 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:07:06,591 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 23:07:06,591 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:06,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:06,593 INFO L82 PathProgramCache]: Analyzing trace with hash -1803921405, now seen corresponding path program 1 times [2020-10-25 23:07:06,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:06,594 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797178160] [2020-10-25 23:07:06,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:06,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:06,706 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797178160] [2020-10-25 23:07:06,706 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:06,706 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:07:06,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155008498] [2020-10-25 23:07:06,707 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:07:06,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:06,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:07:06,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:07:06,710 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 5 states. [2020-10-25 23:07:06,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:06,775 INFO L93 Difference]: Finished difference Result 120 states and 173 transitions. [2020-10-25 23:07:06,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:07:06,776 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-10-25 23:07:06,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:06,777 INFO L225 Difference]: With dead ends: 120 [2020-10-25 23:07:06,777 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 23:07:06,778 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-25 23:07:06,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 23:07:06,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 23:07:06,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 23:07:06,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 23:07:06,779 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2020-10-25 23:07:06,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:06,779 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 23:07:06,779 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:07:06,780 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 23:07:06,780 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 23:07:06,780 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 23:07:06,783 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 23:07:06,962 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:07:06,962 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-25 23:07:06,962 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-25 23:07:06,962 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-25 23:07:06,962 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 23:07:06,963 INFO L274 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-10-25 23:07:06,963 INFO L274 CegarLoopResult]: For program point L829-1(line 829) no Hoare annotation was computed. [2020-10-25 23:07:06,963 INFO L274 CegarLoopResult]: For program point L829-2(line 829) no Hoare annotation was computed. [2020-10-25 23:07:06,963 INFO L274 CegarLoopResult]: For program point L582(lines 582 589) no Hoare annotation was computed. [2020-10-25 23:07:06,963 INFO L277 CegarLoopResult]: At program point L582-1(lines 582 589) the Hoare annotation is: true [2020-10-25 23:07:06,963 INFO L274 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2020-10-25 23:07:06,964 INFO L274 CegarLoopResult]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2020-10-25 23:07:06,964 INFO L274 CegarLoopResult]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2020-10-25 23:07:06,964 INFO L270 CegarLoopResult]: At program point L748(lines 741 751) the Hoare annotation is: false [2020-10-25 23:07:06,964 INFO L270 CegarLoopResult]: At program point L748-1(lines 741 751) the Hoare annotation is: false [2020-10-25 23:07:06,964 INFO L270 CegarLoopResult]: At program point L748-2(lines 741 751) the Hoare annotation is: false [2020-10-25 23:07:06,964 INFO L274 CegarLoopResult]: For program point L616(lines 616 622) no Hoare annotation was computed. [2020-10-25 23:07:06,965 INFO L270 CegarLoopResult]: At program point L616-1(lines 616 622) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-25 23:07:06,965 INFO L270 CegarLoopResult]: At program point L864(lines 859 867) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-25 23:07:06,965 INFO L270 CegarLoopResult]: At program point L123(lines 118 126) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-25 23:07:06,965 INFO L270 CegarLoopResult]: At program point L123-1(lines 118 126) the Hoare annotation is: false [2020-10-25 23:07:06,965 INFO L270 CegarLoopResult]: At program point L123-2(lines 118 126) the Hoare annotation is: false [2020-10-25 23:07:06,966 INFO L270 CegarLoopResult]: At program point L652(lines 605 653) the Hoare annotation is: false [2020-10-25 23:07:06,966 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 23:07:06,966 INFO L274 CegarLoopResult]: For program point L636(lines 636 647) no Hoare annotation was computed. [2020-10-25 23:07:06,966 INFO L270 CegarLoopResult]: At program point L91(lines 86 94) the Hoare annotation is: false [2020-10-25 23:07:06,966 INFO L270 CegarLoopResult]: At program point L91-1(lines 86 94) the Hoare annotation is: false [2020-10-25 23:07:06,966 INFO L270 CegarLoopResult]: At program point L91-2(lines 86 94) the Hoare annotation is: false [2020-10-25 23:07:06,966 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:07:06,967 INFO L270 CegarLoopResult]: At program point L555(lines 551 557) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-25 23:07:06,967 INFO L274 CegarLoopResult]: For program point L704(lines 704 721) no Hoare annotation was computed. [2020-10-25 23:07:06,967 INFO L274 CegarLoopResult]: For program point L704-1(lines 704 721) no Hoare annotation was computed. [2020-10-25 23:07:06,967 INFO L274 CegarLoopResult]: For program point L704-2(lines 704 721) no Hoare annotation was computed. [2020-10-25 23:07:06,967 INFO L270 CegarLoopResult]: At program point L506-2(lines 506 520) the Hoare annotation is: false [2020-10-25 23:07:06,967 INFO L270 CegarLoopResult]: At program point L672(lines 671 690) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-25 23:07:06,968 INFO L274 CegarLoopResult]: For program point L672-1(lines 672 678) no Hoare annotation was computed. [2020-10-25 23:07:06,968 INFO L270 CegarLoopResult]: At program point L672-2(lines 671 690) the Hoare annotation is: false [2020-10-25 23:07:06,968 INFO L270 CegarLoopResult]: At program point L672-3(lines 671 690) the Hoare annotation is: false [2020-10-25 23:07:06,968 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 23:07:06,968 INFO L274 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-10-25 23:07:06,968 INFO L274 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2020-10-25 23:07:06,968 INFO L274 CegarLoopResult]: For program point L607(lines 606 651) no Hoare annotation was computed. [2020-10-25 23:07:06,969 INFO L277 CegarLoopResult]: At program point L591(lines 572 594) the Hoare annotation is: true [2020-10-25 23:07:06,969 INFO L274 CegarLoopResult]: For program point L608(lines 608 612) no Hoare annotation was computed. [2020-10-25 23:07:06,969 INFO L270 CegarLoopResult]: At program point L856(lines 1 867) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-25 23:07:06,969 INFO L270 CegarLoopResult]: At program point L757(lines 752 760) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-25 23:07:06,969 INFO L270 CegarLoopResult]: At program point L757-1(lines 752 760) the Hoare annotation is: false [2020-10-25 23:07:06,969 INFO L270 CegarLoopResult]: At program point L757-2(lines 752 760) the Hoare annotation is: false [2020-10-25 23:07:06,970 INFO L274 CegarLoopResult]: For program point L807(lines 807 820) no Hoare annotation was computed. [2020-10-25 23:07:06,970 INFO L270 CegarLoopResult]: At program point L807-1(lines 1 867) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-25 23:07:06,970 INFO L274 CegarLoopResult]: For program point L807-2(lines 807 820) no Hoare annotation was computed. [2020-10-25 23:07:06,970 INFO L274 CegarLoopResult]: For program point L708(lines 708 716) no Hoare annotation was computed. [2020-10-25 23:07:06,970 INFO L270 CegarLoopResult]: At program point L807-3(lines 1 867) the Hoare annotation is: false [2020-10-25 23:07:06,970 INFO L274 CegarLoopResult]: For program point L708-1(lines 708 716) no Hoare annotation was computed. [2020-10-25 23:07:06,970 INFO L274 CegarLoopResult]: For program point L807-4(lines 807 820) no Hoare annotation was computed. [2020-10-25 23:07:06,971 INFO L274 CegarLoopResult]: For program point L642(lines 642 646) no Hoare annotation was computed. [2020-10-25 23:07:06,971 INFO L274 CegarLoopResult]: For program point L708-2(lines 708 716) no Hoare annotation was computed. [2020-10-25 23:07:06,971 INFO L270 CegarLoopResult]: At program point L807-5(lines 1 867) the Hoare annotation is: false [2020-10-25 23:07:06,971 INFO L274 CegarLoopResult]: For program point L642-2(lines 672 678) no Hoare annotation was computed. [2020-10-25 23:07:06,971 INFO L274 CegarLoopResult]: For program point L510(lines 510 514) no Hoare annotation was computed. [2020-10-25 23:07:06,971 INFO L274 CegarLoopResult]: For program point L510-1(lines 672 678) no Hoare annotation was computed. [2020-10-25 23:07:06,971 INFO L274 CegarLoopResult]: For program point L626(lines 626 632) no Hoare annotation was computed. [2020-10-25 23:07:06,972 INFO L270 CegarLoopResult]: At program point L626-1(lines 626 632) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-25 23:07:06,972 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 23:07:06,972 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:07:06,972 INFO L274 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2020-10-25 23:07:06,972 INFO L274 CegarLoopResult]: For program point L811(lines 811 817) no Hoare annotation was computed. [2020-10-25 23:07:06,972 INFO L274 CegarLoopResult]: For program point L811-2(lines 811 817) no Hoare annotation was computed. [2020-10-25 23:07:06,973 INFO L270 CegarLoopResult]: At program point L679(lines 679 685) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-25 23:07:06,973 INFO L274 CegarLoopResult]: For program point L811-4(lines 811 817) no Hoare annotation was computed. [2020-10-25 23:07:06,973 INFO L270 CegarLoopResult]: At program point L679-1(lines 679 685) the Hoare annotation is: false [2020-10-25 23:07:06,973 INFO L270 CegarLoopResult]: At program point L679-2(lines 679 685) the Hoare annotation is: false [2020-10-25 23:07:07,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 11:07:07 BoogieIcfgContainer [2020-10-25 23:07:07,000 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 23:07:07,001 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 23:07:07,001 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 23:07:07,001 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 23:07:07,002 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:07:05" (3/4) ... [2020-10-25 23:07:07,006 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 23:07:07,022 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-25 23:07:07,023 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-25 23:07:07,023 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-25 23:07:07,024 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-25 23:07:07,025 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-25 23:07:07,025 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:07:07,026 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:07:07,060 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-10-25 23:07:07,140 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 23:07:07,140 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 23:07:07,143 INFO L168 Benchmark]: Toolchain (without parser) took 3488.86 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 35.4 MB in the beginning and 20.5 MB in the end (delta: 14.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. [2020-10-25 23:07:07,144 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 41.9 MB. Free memory is still 21.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 23:07:07,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 497.91 ms. Allocated memory is still 50.3 MB. Free memory was 34.8 MB in the beginning and 26.6 MB in the end (delta: 8.2 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2020-10-25 23:07:07,146 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.64 ms. Allocated memory is still 50.3 MB. Free memory was 26.4 MB in the beginning and 23.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:07:07,146 INFO L168 Benchmark]: Boogie Preprocessor took 83.68 ms. Allocated memory is still 50.3 MB. Free memory was 23.6 MB in the beginning and 33.2 MB in the end (delta: -9.6 MB). Peak memory consumption was 2.9 MB. Max. memory is 16.1 GB. [2020-10-25 23:07:07,147 INFO L168 Benchmark]: RCFGBuilder took 1079.47 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 33.2 MB in the beginning and 34.4 MB in the end (delta: -1.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. [2020-10-25 23:07:07,147 INFO L168 Benchmark]: TraceAbstraction took 1569.65 ms. Allocated memory is still 60.8 MB. Free memory was 33.8 MB in the beginning and 27.4 MB in the end (delta: 6.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2020-10-25 23:07:07,148 INFO L168 Benchmark]: Witness Printer took 139.72 ms. Allocated memory is still 60.8 MB. Free memory was 27.4 MB in the beginning and 20.5 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-10-25 23:07:07,153 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 41.9 MB. Free memory is still 21.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 497.91 ms. Allocated memory is still 50.3 MB. Free memory was 34.8 MB in the beginning and 26.6 MB in the end (delta: 8.2 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 81.64 ms. Allocated memory is still 50.3 MB. Free memory was 26.4 MB in the beginning and 23.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.68 ms. Allocated memory is still 50.3 MB. Free memory was 23.6 MB in the beginning and 33.2 MB in the end (delta: -9.6 MB). Peak memory consumption was 2.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1079.47 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 33.2 MB in the beginning and 34.4 MB in the end (delta: -1.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1569.65 ms. Allocated memory is still 60.8 MB. Free memory was 33.8 MB in the beginning and 27.4 MB in the end (delta: 6.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. * Witness Printer took 139.72 ms. Allocated memory is still 60.8 MB. Free memory was 27.4 MB in the beginning and 20.5 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 72 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 288 SDtfs, 251 SDslu, 202 SDs, 0 SdLazy, 49 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=72occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 33 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 56 NumberOfFragments, 123 HoareAnnotationTreeSize, 30 FomulaSimplifications, 515 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 30 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4477 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...